eMedicine Specialties > Emergency Medicine > Dermatology
Warts, Genital: Follow-up
Updated: Aug 17, 2009
Follow-up
Further Outpatient Care
- Ensure follow-up with a dermatologist, OB/GYN (females), or urologist (males) within 1 week.
- Perform a workup for HPV and other STDs as indicated.
- Treat the patient using medications; if medications are ineffective, treat with cryotherapy, curettage, electrodesiccation, surgical excision, carbon dioxide laser treatment, or combination therapy.
- Evaluate and treat sexual partner(s).
- Search for immunosuppression in patients with treatment failures and recurrences.
- Perform a tissue biopsy if recurrences or treatment failures occur.
Inpatient & Outpatient Medications
- Podofilox (purified podophyllotoxin) is available for home use by the patient.
- A 0.5% solution is applied twice daily for 3 consecutive days followed by 4 days of no therapy. The cycle can be repeated up to 4 times.
- Slightly higher cure rates are expected than with podophyllin.
- Podofilox is useful for prophylaxis.
- Podofilox is not recommended as the sole treatment for recurrent warts.
- Imiquimod (Aldara) 5% cream: The cream is applied qhs, 3 times a week for a treatment period of 16 weeks. The treatment area should be washed with soap and water 6-10 hours after application.
Deterrence/Prevention
- No treatment is 100% effective.
- The FDA has approved a vaccine for HPV.3
- Sexual abstinence and monogamy are protective.
- Condoms may discourage transmission.
Complications
- Local disfigurement
- Transformation to genitourinary malignancies in both males and females
- Transmission to neonate or partners
- Recurrence: According to Diamantis et al, recurrence rates for anogenital warts ranged from 19% at 3 months to 23% at 6 months.4
Prognosis
- Many cases fail to respond to treatment or recur after adequate response.
- Recurrence rate of cervical dysplasia in women is not altered by treatment of their sex partners.
- Recurrence rates exceed 50% after 1 year and have been attributed to the following:
- Recurrent infection from sexual contact
- Long incubation period of HPV
- Location of the virus in superficial skin layers away from lymphatics
- Persistence of the virus in the surrounding skin, in the hair follicle, or in sites inadequately reached by the intervention
- Missed or deep lesions
- Subclinical lesions
- Underlying immunosuppression
Patient Education
- Identify and educate persons at risk.
- For excellent patient education resources, visit eMedicine's Sexually Transmitted Diseases Center. Also, see eMedicine's patient education article Genital Warts.
Miscellaneous
Medicolegal Pitfalls
- Failure to inform patients of potential risk of malignant transformation of lesions
- Failure to indicate necessity for follow-up, even after treatment eradicates lesions
- Failure to recognize the possibility of subclinical and intravaginal or cervical lesions and failure to search for them
- Failure to indicate treatment availability and follow-up
- Failure to inform patients of the risk of HPV transmission to sex partners and neonates
- Failure to inform patient of necessity to treat partners
- Failure to search for immunosuppression in patients with treatment failures and recurrences
Special Concerns
- Pregnancy
- Latent infections may become activated with numerous large lesions.
- Lesions often present or increase during pregnancy.
- Lesions may make vaginal delivery difficult if they are in the cervix, vagina, or vulva.
- Lesions tend to bleed easily.
- Lesions often regress spontaneously after delivery.
- Pediatrics
- Neonates may become infected during passage through an infected birth canal.
- Incidence of perinatal transmission to the infant pharynx may be as high as 50%; transmission occurs most frequently with HPV-6 and HPV-11.
- Incidence of genital infection in neonates is 4%, although the American College of Obstetrics and Gynecology currently does not recommend cesarean delivery due solely to positive HPV status.
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References
[Guideline] American College of Obstetricians and Gynecologists (ACOG). Human papillomavirus. Washington (DC): American College of Obstetricians and Gynecologists (ACOG). Apr 2005;ACOG practice bulletin; no. 61. [Full Text].
[Guideline] Centers for Disease Control and Prevention, Workowski KA, Berman SM. HPV infection and genital warts. Sexually transmitted diseases treatment guidelines 2006. MMWR Morb Mortal Wkly Rep. Aug 4 2006;55(RR-11):62-7. [Full Text].
[Guideline] Centers for Disease Control and Prevention. ACIP Provisional Recommendations for the Use of Quadrivalent HPV Vaccine. 2006. Accessed August 18, 2006. [Full Text].
Diamantis ML, Bartlett BL, Tyring SK. Safety, efficacy & recurrence rates of imiquimod cream 5% for treatment of anogenital warts. Skin Therapy Lett. Jun 2009;14(5):1-3, 5. [Medline].
American Academy of Dermatology. Genital Warts. 2006. Accessed June 6, 2006. 2006. [Full Text].
[Guideline] Centers for Disease Control and Prevention. Sexually Transmitted Diseases Treatment Guidelines. 2002. Accessed June 6, 2006. [Full Text].
Chan PD, Winkle PJ, Winkle CR. Condyloma acuminata. Current Clinical Strategies - Family Medicine. 2nd ed. 1995: 209-10.
Congilosi SM, Madoff RD. Current therapy for recurrent and extensive anal warts. Dis Colon Rectum. Oct 1995;38(10):1101-7. [Medline].
Garrido JL. Human papilloma virus--H.P.V. condyloma. Current studies in diagnosis, treatment and prognosis. Clin Exp Obstet Gynecol. 1996;23(2):99-102. [Medline].
Kresge KJ. Cervical cancer vaccines. Introduction of vaccines that prevent cervical cancer and genital warts may fore-shadow implementation and acceptability issues for a future AIDS vaccines. IAVI Rep. Nov-Dec 2005;9(5):1-5. [Medline].
Mayeaux EJ, Harper MB, Barksdale W, Pope JB. Noncervical human papillomavirus genital infections. Am Fam Physician. Sep 15 1995;52(4):1137-46, 1149-50. [Medline].
Prasad CJ. Pathobiology of human papillomavirus. Clin Lab Med. Sep 1995;15(3):685-704. [Medline].
Rosen T. Sexually transmitted diseases 2006: a dermatologist's view. Cleve Clin J Med. Jun 2006;73(6):537-8, 542, 544-5 passim. [Medline].
Sykes NL Jr. Condyloma acuminatum. Int J Dermatol. May 1995;34(5):297-302. [Medline].
Vandepapeliere P, Barrasso R, Meijer CJ, et al. Randomized controlled trial of an adjuvanted human papillomavirus (HPV) type 6 L2E7 vaccine: infection of external anogenital warts with multiple HPV types and failure of therapeutic vaccination. J Infect Dis. Dec 15 2005;192(12):2099-107. [Medline].
Further Reading
Keywords
human papillomavirus, HPV, sexually transmitted disease, STD, condyloma acuminatum, papilloma acuminatum, papilloma venereum, pointed condyloma, pointed wart, venereal wart, verruca acuminata, genital warts, papovaviruses, HPV infection
Follow-up: Warts, Genital