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HIV
- PROPHYLAXIS FOLLOWING SEXUAL ASSAULT
RECOMMENDATIONS
FOR THE STATE OF CALIFORNIA
Prepared
by: Urban Community Health of the San Francisco Department of Public Health
and The California HIV PEP after Sexual Assault Task Force in conjunction
with The California State Office of AIDS
For further
information and reprints contact:
Joshua D. Bamberger, MD,
MPH Medical Director, Urban Community Health San Francisco Department
of Public Health
101 Grove St., Rm. 407
San Francisco,
CA 94102
Tel: 415-554-2664
Fax: 415-554-2770
E-mail:
josh_bamberger@dph.sf.ca.us
Preface
Beginning in October 1997, the San Francisco Department of Public Health,
in conjunction with the University of California, San Francisco Division
of AIDS, began offering HIV postexposure prophylaxis (PEP) following non-occupational
exposure as part of an NIH funded feasibility study. In preparing to offer
anti-retroviral therapy and counseling to individuals potentially exposed
to HIV following sexual exposure, we were concerned that individuals would
attempt to access this service following non-consensual sexual exposure.
The non-occupational PEP study was not structured to handle the specific
needs of assault survivors. The counseling protocol that we developed
for our non-occupational PEP study focused on helping individuals develop
skills that would reduce their risk of exposure to HIV. The counseling
protocol was not designed to offer the essential post-traumatic and recovery
counseling that serves as the cornerstone of medical care for survivors
of sexual assault. In order to provide the same level of medical care
to survivors of sexual assault as to people potentially exposed to HIV
following consensual sex, we trained the Sexual Assault Nurse Examiners
(SANEs) of the San Francisco Rape Treatment Center to provide pre- and
post-HIV test counseling and HIV PEP to all survivors of sexual assault
in San Francisco. Between October 1998 and April 2000, over 200 rape survivors
were offered HIV PEP in San Francisco with approximately one third initiating
anti-retroviral medications. During that same period of time, we received
numerous calls from around the state of California from medical providers
and from sexual assault survivors requesting information about HIV PEP
after sexual assault. It quickly became clear that each local jurisdiction
in California had developed unique policies for PEP after sexual assault.
The California
legislature has enacted a series of laws mandating each county to develop
protocols providing medical care for survivors of sexual assault. However,
the medical services offered vary greatly from county to county. This
disparity in services often created challenges for those of us answering
calls on the PEP counseling line. Survivors and practitioners who called
from San Francisco or Los Angeles were able to access PEP services. However,
people who were assaulted in more rural counties did not have access to
this service. This disparity in service created an inequity that had little
logic and was not based on science but on resources available in local
jurisdictions. In an attempt to rectify this disparity in care for survivors
of sexual assault in California, the San Francisco Department of Public
Health applied for funding support from the State Office of AIDS through
the California HIV Planning Group (CHPG) to develop California State Guidelines
for HIV PEP after sexual assault. Prior to embarking upon the task to
develop statewide guidelines for PEP after sexual assault, we surveyed
each county to determine the local policy on PEP after sexual assault.
In addition, we collaborated with the Alameda County Sexual Assault Response
Team that had collected data on the rate of HIV among convicted sex offenders.
We then collected background material from published articles on HIV PEP
after occupational exposure and after non-occupational exposure. Particularly,
we relied upon the New York State AIDS Institute's document "HIV Prophylaxis
Following Sexual Assault: Guidelines for Adults and Adolescents." Finally,
upon completion of the background research we assembled a panel of experts,
described below, to establish California guidelines. The experts were
drawn from a variety of backgrounds and they were expected to be knowledgeable
about the issues involved in PEP after sexual assault. The advisory panel
met over a one day period. The findings of that meeting are presented
below in the form of California guidelines for PEP after sexual assault.
The Guidelines below were developed with the goal of providing information
and support to providers of sexual assault treatment in California so
that HIV PEP can be integrated into the medical care offered to sexual
assault survivors throughout the State. These guidelines are intended
to be presented to the CHPG Emerging Issues Committee for approval and
distribution to providers of post-sexual assault treatment. Joshua Bamberger,
MD, MPH August 7, 2000 Medical Director, Urban Community Health San Francisco
Department of Public Health
Introduction
In 1998, two out of every 1000 individuals in the United States were raped
and 9,777 cases of forcible rape were reported in the State of California.
The rate of forcible rape per 100,000 individuals in the State of California
was 29.2. The rate ranged from 15.1 in Marin County to 55.8 in Shasta
County. The State of California requires every county to provide counseling
and medical services for survivors of sexual assault. Most counties utilize
volunteer lay advocates to assist survivors with recovery from the trauma
of sexual assault and to advocate for survivors negotiating the medical
system. Medical care routinely involves screening and testing for sexually
transmitted diseases such as gonorrhea, chlamydia and syphilis, as well
as collection of forensic evidence. Most survivors choose to initiate
criminal proceedings and to file a police report. However, medical services
following sexual assault are available whether or not the survivor chooses
to involve the criminal justice system. Following sexual assault, among
the survivor's primary concerns is the possibility of exposure to sexually
transmitted diseases (STDs) from the assailant. In California, because
each county maintains autonomy over much of the structure and content
of their rape treatment, care providers in each county respond differently
to survivors' concerns regarding STDs. One of the major concerns of survivors
following the assault is exposure to human immunodeficiency virus (HIV).
Despite the fact that HIV transmission is a major concern of survivors,
rape treatment providers in California inconsistently offer HIV risk assessment
information and counseling for survivors of sexual assault. In San Francisco,
a program established in 1997 offering PEP following consensual sexual
exposure began receiving requests for PEP in cases in of sexual assault.
Thus, while programs were in place that offered PEP to individuals potentially
exposed to HIV from either occupational exposure or consensual sexual
exposure, no program existed in the State of California that uniformly
and routinely offered PEP to survivors of sexual assault. Like occupational
exposures, sexual assault exposures occur generally as isolated incidents,
unlikely to recur. Because sexual assault is so common in our society,
a statewide protocol ensuring quick access to PEP was needed.
Background
Offering Post-Exposure Prophylaxis (PEP) with antiretroviral (ART) medication
is the standard of care after occupational exposure to HIV. Since a program
began in San Francisco in 1997, the Centers for Disease Control and Prevention
have acknowledged that PEP may be offered as a part of post-sexual assault
treatment. New York State Health Department has developed recommendations
that all survivors of sexual assault be tested for HIV and recommended
HIV PEP, despite the unproven efficacy of HIV PEP after sexual exposure.
A survey of the 58 counties in California conducted in early 2000 reveals
that PEP is not offered after sexual assault in approximately two-thirds
of the counties in California. In counties that do offer PEP following
sexual assault, policies vary greatly. In 3% of the counties, PEP is routinely
offered. In 16% of the counties PEP is offered in cases in which the examiner
finds evidence of high risk of exposure. In an additional 7% of the counties,
PEP is offered in both high risk situations and when the sexual assault
survivor requests PEP. In another 7% of the counties, multiple facilities
provided sexual assault services and the PEP policies of each provider
differ. The great disparity in availability of PEP in California is due
mostly to the lack of information and guidance available to treatment
providers. In response to the great variance in policy surrounding offering
PEP following sexual assault and to providers' frustration at the lack
of guidance in this area, the California State Office of AIDS funded the
creation an advisory panel (the "advisory panel") which worked to create
statewide standards. The advisory panel (see Appendix A), comprised of
HIV specialists, sexual assault treatment providers, AIDS program coordinators,
and a representative from a survivor advocacy group, convened on April
10, 2000. The advisory panel created a set of standards based upon current
medical knowledge. Though cost and other implementation issues are important
factors in the ability to offer PEP throughout the State, the panel was
directed to focus on developing medical and counseling standards of HIV
PEP after sexual assault. The panel also provided examples of funding
and implementation strategies utilized by various county sexual assault
treatment providers but recommended that each county develops protocols
to address implementation specific to the resources available. A sub-committee
of the advisory panel (see Appendix A), comprised of medical HIV experts,
established recommendations regarding medications and accompanying safety
labs.
Organization
of HIV PEP after Sexual Assault Recommendations
The recommendations below are organized in a manner based upon the New
York State Guidelines. Each section begins with a simple recommendation
that is then followed by the rationale behind that recommendation. The
goal of this organizational strategy it to provide a quick guide for individuals
providing medical care following sexual assault as well as a comprehensive
document supporting the recommendations of the advisory committee.
Offering
HIV Prophylaxis Following Sexual Assault In California
Recommendation Regarding Timing: In cases where PEP is appropriate,
PEP should be offered as soon as possible to the survivor. In no case
should PEP be offered after 72 hours following the assault. It is biologically
possible that PEP medications taken soon after exposure to HIV can prevent
HIV infection. There is limited evidence available to suggest that antiretroviral
medications are efficacious when taken prophylactically. In particular,
one study of PEP following occupational exposure to HIV showed an 81%
reduction in risk of seroconversion when medications were started, on
average, 4 hours after exposure. Animal studies suggest that PEP is most
beneficial when taken within 1-2 hours of exposure to HIV. While the animal
studies show that PEP is not likely to be effective when initiated later
than 24-36 hours following the exposure, and not effective after 72 hours
there is no definitive answer as to the interval during which PEP may
be beneficial in humans. The advisory panel recommends offering PEP to
survivors presenting within 72 hours after the assault. The CDC's Hospital
Infections Director has recommended that PEP be initiated within 72 hours
for individuals with recent sexual exposure to HIV and the San Francisco's
non-occupational PEP service uses 72 hours as its cut-off. In the sexual
assault context, given the delay that commonly occurs between assault
and medical treatment, the advisory panel recommends setting the cut-off
for treatment initiation at the outermost acceptable limit. For individuals
that seek out medical care more than 72 hours following the potential
exposure to HIV, the advisory group recommends that providers offer HIV
antibody testing as well as pre- and post-test counseling. Follow-up testing
and counseling is recommended at 8 and 14 weeks. If a survivor tests HIV
antibody positive on follow-up testing, appropriate referral to an HIV
specialist should be expedited to potentially initiate early intervention
treatment. Follow-up testing could be offered as part of primary care
follow-up or at a local confidential or anonymous testing site.
Recommendation
Regarding Age of Survivor: An individual must be 12 years of age or
older in order to be eligible to receive PEP using the following recommendations.
A pediatric HIV specialist should be consulted when a child younger than
12 presents with possible exposure to HIV from a sexual assault. Medical
providers treat individuals 12 years of age and older for STDs such as
gonorrhea, chlamydia and syphilis. The advisory panel recommends that
the same age be used as a cut-off for PEP treatment. For individuals less
than 12 years old who have potentially been exposed to HIV, a pediatric
HIV specialist should be consulted in determining whether treatment with
PEP is indicated. For children younger than 12 years old, his or her parent(s)
or legal guardian(s) should be contacted and included in the discussion
whether to initiate PEP.
Recommendations
Regarding Consideration of Act(s) of Assault: When deciding whether
to offer PEP, categorize the act of assault into 1 of 3 categories: 1)
acts with measurable risk of HIV transmission; 2) acts with possible risk
of HIV transmission, or 3) acts with no risk of HIV transmission. Not
all acts of assault warrant PEP. Based upon the best available epidemiological
data, the risk of contracting HIV from one act of unprotected consensual
anal sex with a known HIV positive partner is approximately 0.3 - 5%.
The risk of contracting HIV from one act of unprotected consensual vaginal
sex with an HIV positive partner is approximately 0.1%. Some acts of assault,
however, carry no risk of HIV transmission and, therefore, do not warrant
PEP. When deciding whether to offer PEP, categorize the act of assault
into 1 of 3 categories: 1. Acts with measurable risk of HIV transmission,
including anal penetration, vaginal penetration and injection with a contaminated
needle; or 2. Acts with possible risk of HIV transmission, including oral
penetration with ejaculation, unknown act, contact with other mucous membrane,
victim biting assailant, and assailant with bloody mouth biting victim;
or 3. Acts with no risk of HIV transmission, including kissing, digital
or object penetration of vagina, mouth or anus, and ejaculation on intact
skin.
Recommendations
Regarding Consideration of Assailant's HIV Status: As a part of the
determination of whether to offer PEP to a survivor, it is necessary to
consider the assailant's history. The assailant's HIV status can be divided
into 3 categories: 1) known HIV positive assailant; 2) assailant with
known or suspected risk factors; and 3) unknown assailant or an assailant
with unknown risk factors. Past or present intravenous drug users, commercialcommunity
sex workers, men who have sex with men, individuals with multiple sex
partners, and individuals with either prior convictions for sexual assault
or prior prison incarceration all fall into the high risk category. Because
HIV is rarely transmitted by sexual assault in the United States, information
concerning potential increased risk of transmission is useful when considered
in conjunction with the type of assault and other risk factors. Although
the decision whether to initiate PEP cannot be made by solely considering
the perpetrators status, the more information known about the details
of the assault, the better known the risk of HIV transmission.
Recommendations
Regarding Consideration of Other Factors: When deciding whether to
offer PEP, consider if any of the following factors were present during
the assault: presence of blood; survivor or assailant with a sexual transmitted
disease with inflammation such as gonorrhea, chlamydia, herpes, syphilis,
bacterial vaginosis, trichomoniasis, etc.; significant trauma to survivor;
ejaculation by assailant; multiple assailants or multiple penetrations
by assailant(s). The specific circumstances of each assault influence
the likelihood of HIV transmission following the assault. The presence
of the above factors creates an environment of higher risk of contracting
HIV for the survivor. Each additional factor present raises the risk of
HIV transmission.
Rationale
Behind Recommendations and Language Used.
The literature concerning PEP following occupational exposure, as well
as the CDC's recommendations for PEP following occupational exposure,
take into account the many details of the exposure. Specifically, the
CDC recommendations consider the type of bodily fluid involved in the
exposure as well as the route and severity of the exposure. The CDC recommendations
also consider the source of the possible exposure and make different recommendations
depending on whether the source patient is known to be HIV positive, HIV
negative or of unknown serostatus. The CDC suggests that PEP decisions
be individualized so as to account for various risk scenarios. The advisory
panel bases the recommendations for PEP following sexual assault upon
the CDC's recommendations for PEP following occupational exposure, specifically
the idea of basing each decision to offer PEP upon the details of each
assault. The decision to offer PEP will depend upon the type of assault,
the assailant's status and other risks present. The advisory panel's recommendations
distinguish between "recommending" PEP and "offering" PEP to survivors.
In cases with no apparent risk of HIV transmission, the advisory panel
recommends that medical providers not offer PEP to survivors. In these
cases, PEP medications have side effects whose harm can outweigh any potential
benefit to the survivor. By offering PEP, rather than recommending PEP,
to survivors in situations with low but possible risk of HIV transmission,
medical providers allow survivors some autonomy over their medical treatment.
When the medical provider offers or recommends PEP, the provider should
clearly explain the possible benefits and side effects of taking the medications.
The provider should also explain the lack of definitive answers regarding
the medications' efficacy in preventing HIV transmission. It is plausible
that the survivor will not be able to process the information or make
a truly informed decision in the stressful post-assault period. Given
the short time period following the assault during which the advisory
panel recommends starting PEP medications, when a survivor is unable to
decide whether to initiate PEP, the provider should encourage the survivor
to begin the medications immediately. The survivor may discontinue the
medications at any time. It is important to consider PEP medications as
one important part of the larger post-assault treatment program. Specialized
counseling is another critical aspect of the post-assault treatment.
Quick
Guide to Offering HIV PEP
1. Has less
than 72 hours passed since the assault occurred?
a. If no, do not offer PEP but recommend baseline and follow-up HIV antibody
testing.
b. If yes, continue risk analysis.
2. Is survivor
12 years of age or older?
a. If yes, continue risk analysis.
b. If no, consult pediatric HIV specialist (who must be identified in
advance).
3. What
is the risk of HIV transmission from the assault?
a. Was the assault one with measurable risk of HIV transmission, such
as an assault with anal penetration, vaginal penetration or injection?
b. Was the assault one with possible risk of HIV transmission, such as
oral penetration with ejaculation, an assault involving other mucous membranes
(eg eyes), an unknown assault, an assault in which the survivor bit the
assailant or the assailant with a bloody mouth bit the survivor?
c. Was the assault one with no risk of HIV transmission, such as kissing,
object or digital penetration, ejaculation on intact skin or an assault
in which a condom was used?
d. What other risk factors were present in the assault, including presence
of blood, survivor or perpetrator with STD, significant trauma to survivor;
ejaculation by assailant; or multiple penetrations of the survivor?
4. Is the
assailant's HIV status known?
a. If known HIV negative, do not offer PEP.
b. If known HIV positive,
* Recommend PEP if assault with measurable risk of HIV transmission has
occurred.
* Recommend PEP if assault with possible risk of HIV transmission has
occurred and at least one additional risk co-factor was present in assault.
* Offer PEP if assault with possible risk of HIV transmission has occurred
with no additional risk co-factors present. * Do not offer PEP for exposures
carrying no risk.
5. Does
the assailant engage in behaviors that put him/her at risk for contracting
HIV?
High risk groups include men who have sex with men, past or present injection
drug users, commercial sex workers, individuals with multiple sex partners,
individuals with prior convictions for sexual assault, and individuals
with a history of prison incarceration.
a. If known or suspected risk factors exist,
* Recommend PEP if assault with measurable risk of HIV transmission has
occurred.
* Recommend PEP if assault with possible risk of HIV transmission has
occurred and more than one additional risk co-factor was present in assault.
* Recommend or offer PEP if assault with possible risk of HIV has occurred
and only one additional risk co-factor was present in assault. * Offer
PEP if assault with possible risk of HIV transmission has occurred with
no additional risk co-factors present. * Do not offer PEP for exposures
carrying no risk. b. If assailant is not known and/or if assailant's risk
factors are unknown, * Offer PEP if assault with measurable risk of HIV
transmission has occurred. * Offer PEP if assault with possible risk of
HIV transmission has occurred and more than one additional risk co-factor
was present in assault. * Offer PEP if assault with possible risk of HIV
has occurred and only one additional risk co-factor was present in assault.
* Offer or do not offer PEP if assault with possible risk of HIV transmission
has occurred with no additional risk co-factors present. * Do not offer
PEP for exposures carrying no risk. Offering PEP After Sexual Assault
Act Source Known HIV+ Known or Suspected Risk Factors Unknown Risk Factors
or Unknown Assailant Measurable Risk R R O Possible Risk + more than 1
co-factor R R O Possible risk + 1 co-factor R R/O O Possible risk + 0
co-factors O O O/N No risk N N N Key R = Recommend O = Offer N = Do Not
Offer Other Considerations Recommendations Regarding Structuring PEP Program
Each California county provides rape treatment services at specified hospital(s)
(see Appendix B). Given the great diversity in county communities and
populations, the structure and hierarchy of post-sexual assault treatment
providers vary from county to county. Some counties, particularly the
more densely populated counties, employ a dedicated group of Sexual Assault
Nurse Examiners (SANE) to conduct the forensic exams. In other counties,
Emergency Department Physicians conduct the forensic exams and provide
the initial treatment following the assault. When implementing the PEP
Following Sexual Assault Program, each counties should identify existing
resources in the county, both personnel and monetary. The recommendations
do not seek to create one single acceptable structure for post-rape treatment,
but rather, to list recommended components of the HIV prevention aspect
of the program. Recommendations Regarding Antiretroviral Medications Offered
In the vast majority of cases of sexual assault, the HIV status of the
assailant is unknown. In this situation, the advisory committee recommends
that after a thorough discussion of the possible risks and benefits of
PEP, survivors be offered two antiretroviral medications in combination
to be given for 28 days of treatment. This recommendation follows the
CDC's recommendation for PEP following occupational exposure. The only
published study of efficacy of PEP is in the occupational setting and
the medication offered was zidovudine alone for 28 days. Since the time
of that study, the rate of zidovudine resistance in the community of HIV
infected people has risen significantly. Therefore, if PEP is elected,
the advisory committee recommends the use of zidovudine in combination
with another antiretroviral such as lamivudine. The advisory committee
does not routinely recommend the use of a third antiretroviral such as
a protease inhibitor or a non-nucleoside reverse transcriptase inhibitor,
although there are circumstances where such agents may be indicated. The
simplest regimen that meets the goals of providing two nucleoside analog
anti-retrovirals, one of which is zidovudine, is zidovudine (300mg) in
combination with lamivudine (150mg) in a combination pill (Combivir) to
be taken twice a day for 28 days. Dosing of Combivir is twice a day rather
than every twelve hours and can be taken with or without food though if
it is taken with food it can reduce some of the gastrointestinal side
effects. Alternative combinations include lamivudine plus stavudine (40
mg stavudine twice a day for a person weighing >/= 60 kg; 20 mg twice
a day for a person weighing < 60 kg; 150 mg lamivudine twice a day for
body weight >/= 50 kg, 2mg/kg of body weight twice a day for <50 kg).
When the assailant is known to be HIV positive and known to be anti-retroviral
experienced, PEP decisions should be made in consultation with an expert
in HIV resistance. In principle, a regimen should be offered that provides
at least two anti-retrovirals to which the assailant's virus is least
likely to be resistant, based on the assailant's antiretroviral treatment
and viral load history. In addition, if the assailant is known to be presently
taking antiretrovirals and known to have a detectable HIV RNA, three anti-retrovirals
(the addition of a protease inhibitor plus/minus a non-nucleoside reverse
transcriptase inhibitor) should be offered to the survivor with the regimen
tailored to having the greatest theoretical likelihood of being beneficial.
Such decisions should not be made without expert consultation. In the
majority of cases, if PEP medications are elected, zidovudine (300mg)/lamivudine
(150mg) in combination (Combivir) taken twice a day for 28 days is the
recommended PEP medication regimen following sexual assault. The California
HIV Planning Group wished to emphasize that triple combination therapy
is the standard of care for people infected with HIV and the double therapy
in this situation is acceptable because it is used to reduce the likelihood
of transmission following exposure to HIV not to treat established infection.
Survivors who choose to initiate medications should be counseled about
the importance of adequate adherence to antiretrovirals. Survivors should
be counseled that nausea, fatigue and headache are common side effects
of zidovudine/lamivudine. Most side effects result from the zidovudine
component of the regimen. Zidovudine can be changed to stavudine if side
effects are intolerable. Survivors should seek out care with an identified
follow-up provider if these side effects are debilitating rather than
discontinue medications prior to completion of the regimen. Only a limited
amount of antiretroviral medications should be dispensed/prescribed initially
to ensure that the survivor who initiates medications returns to receive
HIV antibody results as soon as the antibody results are available. As
most hospitals in California can process HIV antibody results in one week,
the advisory committee recommends that only 10 days of antiretroviral
pills be dispensed initially with the remainder of the 28 days of medications
being prescribed/dispensed upon follow-up. Limiting the number of antiretroviral
doses dispensed also encourages survivors to return to discuss side effects
and adherence with a trained provider and provides opportunity for further
post sexual assault counseling. If the unique circumstances of the sexual
assault preclude follow-up at the facility where treatment is initiated,
the provider of sexual assault treatment should make every effort to identify
an appropriate provider to participate in both the counseling and medical
follow-up.
Recommendations
for Laboratory Examinations
The advisory committee recommends that, other than a baseline HIV antibody
test and routine post-sexual assault testing and treatment, no additional
laboratory examinations be offered routinely to sexual assault survivors
who choose to initiate PEP. After experience among 401 HIV negative individuals
who enrolled in a study of PEP after consensual sexual exposure to HIV,
very few developed laboratory abnormalities during the course of treatment.
In addition, those that did develop anemia or liver enzyme elevations
had their laboratory values return to baseline following discontinuation
of the medications. A careful medical history should be obtained prior
to initiation of HIV PEP. Baseline safety laboratories may be indicated
in those with significant medical histories, certain concomitant medications,
or current symptoms of systemic illness. The main toxicities of zidovudine
are anemia, neutropenia and transaminitis. Stavudine can cause pancreatitis
or peripheral neuropathy. Lamivudine is almost never associated with toxicity.
If alternative agents are chosen, the provider should ensure they know
the drug toxicities and interactions and determine if any baseline labs
should be drawn on a case-by-case basis. For people that do develop fatigue,
jaundice, anorexia or other potential side effects of antiretroviral medications,
they should be appropriately evaluated by experienced providers at the
time the symptoms develop. The advisory committee does recommend that
all people who initiate PEP medications have a baseline HIV antibody test
at the initial post-assault evaluation or soon thereafter. It is much
more likely that a sexual assault survivor will be HIV positive from exposures
occurring prior to the assault than they will seroconvert from the assault.
Therefore, providers of sexual assault treatment must be trained to provide
pre and post-test counseling. If the survivor is unable or unwilling to
provide adequate consent to be tested for HIV, an HIV test should be offered
as soon as possible after the initial encounter. However, initiating PEP
medications should not be delayed by pre-test counseling or a survivors
reluctance to submit to an HIV antibody test. All survivors of sexual
assault who initiate PEP medications should have an HIV antibody test
at the time of the initial evaluation. However, initiating PEP medications
should not be predicated upon obtaining an HIV antibody test If a survivor
is found to have a positive HIV antibody test, PEP medications should
be discontinued and the survivor should be referred to an HIV medical
specialist for evaluation. Do not continue two-drug therapy in a survivor
with a positive antibody test result. Goals related to HIV Issues during
Survivor's Initial
Meeting
with Treatment Team
While a great deal of information will be exchanged at the initial
contact between the assault survivor and the treatment team, the goals
of the initial meeting remain well-defined.
1. Assessing the survivor's risk of HIV exposure from the assault.
2. Assisting the survivor to make an informed decision whether to have
a baseline HIV antibody test and take the PEP medications.
3. If the survivor opts to take the medications, assisting the individual
to begin taking the medications as soon as possible.
4. Assuring that appropriate instructions are provided on dosing, adherence,
and side effect management.
5. Arranging for follow-up treatment.
Recommendations
for Composition of Treatment Team
The advisory panel recommends providing the survivor with certain helpful
information at the survivor's initial presentation following the assault.
One individual need not provide each aspect of the information provided.
When an individual presents for treatment following an assault, the advisory
panel recommends that the treatment team include:
1. An individual able to use the above algorithm to evaluate the risk
of HIV transmission given the specific assault details;
2. An individual with prescription-writing ability;
3. An individual who understands, and is able to explain, the risks and
benefits of taking anti-HIV medications;
4. An individual who is able to explain the potential short- and long-term
side effects of the medications;
5. A consultant who is available for unusual exposure histories and medication
recommendations when the assailant's ARV history is known; and
6. An individual who can offer pre- and post- HIV test counseling.
Recommendation
for Inclusion of a Rape Crisis Counselor in the Treatment Team
A rape counselor should be present during the entire initial examination
and treatment of the assault survivor. The counselor's primary role should
be comforting, assisting, providing information to, and advocating for
the survivor. The counselor may or may not be someone who is a public
health worker. The advisory committee recommends that the counselor be
someone outside the public health system who can help coordinate care
and assist in decision-making. The counselor can serve as a link between
the survivor and other follow-up services.
Recommendations
for Treatment Team Training
Any training program to be offered to post-rape treatment teams concerning
HIV prophylaxis should include the following:
1. understanding the structure of the advisory panel's protocols;
2. understanding the science behind PEP;
3. understanding the limitations regarding PEP efficacy
4. understanding risks and modes of HIV transmission;
5. understanding the psychological burdens on the survivor and incorporating
that understanding into pre and post-test HIV antibody testing;
6. understanding the risks and benefits of HIV medications;
7. understanding the legal issues behind HIV testing of the assailant;
8. understanding symptom management of the medication's potential side
effects; and
9. familiarity with agencies to refer survivor to for follow-up medical
care and counseling.
Recommendations
Regarding Timing of PEP Medications
It is the advisory panel's recommendation that HIV PEP medication be given
priority and not be delayed by other medications. When determined desirable,
HIV PEP medications should be started as soon as possible following a
possible exposure to HIV and should not be started after 72 hours following
the assault. The advisory panel recognizes that survivors have numerous
concerns following an assault. Medical providers often prescribe numerous
medications after the assault, including medications to prevent the transmission
of various sexually-transmitted diseases, medication to prevent pregnancy
and medication to prevent nausea caused by all of the medications. Furthermore,
if the survivor is too overwhelmed by the situation and is therefore unable
to make a decision regarding initiating PEP medications, the provider
should urge the survivor to initiate the medications. The survivor may
stop taking the medications if she/he later decides not to continue with
the medications.
Recommendations
Regarding Follow-up Care
Follow-up care should be provided by a single designated medical provider.
This provider will offer medical care and referrals and will receive and
explain HIV test results.
Recommendations
for Testing and Treatment of other Sexually Transmitted Diseases
While prevention of HIV transmission is the primary concern of the advisory
panel, the panel recommends prophylactic treatment of other sexually transmitted
diseases following sexual assault. The survivor should be tested for bacterial
vaginosis, trichomoniaisis, chlamydia, gonorrhea, and syphilis. The panel
recommends administration of the Hepatitis B vaccine to the survivor following
the assault.
Recommendations
Regarding Cost of HIV Medications
Recognizing that cost of PEP medications have prevented county rape treatment
programs from prescribing HIV PEP medications in the past, the panel recommends
that each county seek out the most individually appropriate method of
procuring and paying for the medications. Options for sources of payment
include county health departments, private donations, Victim Witness,
law enforcement, and the survivor's private insurance.
Recommendations
Regarding Legal Issues
1. Each county should establish a mechanism for providing HIV PEP outside
of the legal system. A survivor should not be denied PEP medications if
he/she does not wish to pursue legal avenues after the assault and/or
does not desire a forensic examination
2. County sexual assault providers and health departments should work
with district attorneys in order to establish a system of testing individuals
charged with sexual assault for HIV as soon as possible after the assault.
In exchange for agreeing to be tested, alleged assailants test results
should not be used for any purpose other than determining the survivor's
need for PEP medication. The results should not be made available to prosecuting
attorneys.
Recommendations
Regarding Implementation of PEP after Sexual Assault Program
1. County Level.
A Registry has been established by the CDC to collect data on non-occupational
PEP use. Counties should work with the CDC PEP Rregistry in order to further
our understanding of the efficacy of PEP following sexual assault. For
more information about participation in the Registry, contact xx. Verbal
informed consent is required through most IRBs. These issues need to be
addressed prior to participation in the registry. For information about
the PEP Registry call (877)HIV-1PEP or consult www.hivpepregistry.com.
2. State
Level.
The advisory panel recommends that the State of California Office of AIDS
establish a technical support program, including a hotline with ready
access to expert information about sexual assault and HIV. This program
should also offer comprehensive central or on-site training to county
rape treatment programs.
Appendix
A: Advisory Panel Members Joshua D. Bamberger, M.D., M.P.H.
* Medical Director, Office of Urban Community Health San Francisco Department
of Public Health Assistant Clinical Professor, Department of Family and
Community Medicine University of California, San Francisco San Francisco,
California David Bangsberg. M.D., M.P.H.
* Assistant Professor of Medicine Director of Epidemiology and Prevention
Interventions Center Division of Infectious Diseases and The Positive
Health Program San Francisco General Hospital/University of California,
San Francisco San Francisco, California S. Lynne Bennett, RNP-C Women's
Health Care Nurse Practitioner Humboldt County Sexual Assault Response
Team Eureka, California Andy Handler, M.A. Senior Health Educator HIV
Education and Prevention Programs Monterey County Health Department Monterey,
California Hillary Larkin, P.A.-C Medical Director, Sexual Assault Response
Team Department of Emergency Medicine Highland Hospital Oakland, California
David K. Martin, B.S.N, P.H.N. AIDS Program Coordinator Kern County Department
of Public Health Bakersfield, California Victoria L. Ritter, R.N., M.B.A.
Manager, Emergency Department University of California Davis, Medical
Center Chair, Sexual Assault Advisory Council Sacramento, California Michelle
Roland, M.D.
* Assistant Professor of Medicine UCSF Positive Health Program San Francisco
General Hospital San Francisco, California Karen Striplin, RN Nurse Manager
John C. Fremont District Hospital Mariposa, CA 95338
( * denotes member of medical sub-committee)
Appendix
B:
Post-sexual Assault Treatment Providers in California
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