STD - TRICHOMONAS Symptom Definition Seeking information about trichomonas, a sexually transmitted disease (STD). Typical Symptoms In women, trichomonas may cause a foul-odored, yellow, sometimes bubbly vaginal discharge. It may also cause vaginal itching and redness, or burning with urination. Some women have no symptoms. Most men with a trichomonas infection have no symptoms. Sometimes there may be a mild burning with urination or a discharge from the penis. General Information Trichomonas is caused by the Trichomonas vaginalis protozoa. Trichomonas is a common STD. It has been estimated that there are 8 million new cases each year in North America. Trichomonas is treatable with antibiotics. What is a Normal versus Abnormal Vaginal Discharge? Normal: May be clear or white, thin or thick. It is not odorous and there is no itching. What is a Normal versus Abnormal Vaginal Discharge? Normal: May be clear or white, thin or thick. It is not odorous and there is no itching. Abnormal: Yellow or green vaginal discharge is usually from an infection. A foul-smelling discharge is usually from an infection. A thick, white, itchy, cottage cheese-like non-odorous discharge is often caused by a yeast infection. See More Appropriate Topic (instead of this one) If PENIS SYMPTOMS (male genital symptoms) VAGINAL DISCHARGE VULVAR SYMPTOMS (female genital symptoms) Questions about CHLAMYDIA, a sexually transmitted disease Questions about GONORRHEA, a sexually transmitted disease Questions about GENITAL HERPES, a sexually transmitted disease Questions about HIV, a sexually transmitted disease Questions about PUBIC LICE, a sexually transmitted disease WHEN TO CALL YOUR DOCTOR FOR TRICHOMONAS Call Your Doctor Now (night or day) If You were forced to have sex (sexual assault or rape) Yellow or green vaginal discharge occurring with a fever Constant abdominal pain for more than 2 hours Call Your Doctor Within 24 Hours (between 9am and 4pm) If You think you need to be seen Abnormal color of vaginal discharge (i.e. yellow, green, gray) Bad smelling vaginal discharge Blood in vaginal discharge (EXCEPTION: normal, regular menstrual period) Burning (pain) with urination Call Your Doctor During Weekday Office Hours If You have other questions or concerns You are worried you might have a sexually transmitted disease Self Care at Home If No symptoms and you don't think you need to be seen Questions about trichomonas Back to Top HOME CARE ADVICE FOR TRICHOMONAS How is trichomonas transmitted? Trichomonas is spread by sexual intercourse (vaginal). Some women and many men do not have symptoms when they are infected. As a result, trichomonas can be passed along with neither sexual partners knowing that it is occurring. How long does it usually take for symptoms to appear once one is exposed? The incubation period is 4 days to 4 weeks. How can I get tested for trichomonas? Inspection of a sample of the vaginal discharge under the microscope. May also be found on a Pap smear. Is there treatment for trichomonas? Antibiotic therapy is needed. A person with trichomonas is contagious until he or she has been treated. Sexual partners should also be evaluated and treated. STD National Hotline The CDC National STD Hotline provides information on sexually transmitted diseases (STDs), such as chlamydia, gonorrhea, HPV/genital warts, herpes, and HIV/AIDS. Specialists can provide general information, referrals to local clinics, and written materials about STDs and disease prevention. Toll-free number (English): (800) 227-8922 Toll-free number (Spanish): (800) 344-7432 Their website is at: http://www.ashastd.org/N Pregnancy Test When In Doubt: If there is any doubt about the possibility of pregnancy, then obtain and use a urine pregnancy test from the store. Call Your Doctor If: Pregnancy test is positive; or if you have difficulties with the home pregnancy test. Discharge from penis or unusual vaginal discharge. You become worse or develop any of the “Call Your Doctor” symptoms. References and Resources American Social Health Association “Answers to your questions about teen sexual health and sexually transmitted diseases”. http://www.iwannaknow.org Sexually Transmitted Diseases Treatment Guidelines 2002. MMWR. 2002; 51(RR-6):1-80. Public Health Agency of Canada Sexually Transmitted Infections (STI), Sexual Health Facts and Information http://www.phac-aspc.gc.ca/std-mts/faq_e.aspx Back to Top Disclaimer: This information is not intended be a substitute for professional medical advice. It is provided for educational purposes only. You assume full responsibility for how you choose to use this information. Adult HouseCalls Online. Copyright © 2000-2005 David Thompson, M.D. FACEP Reviewed 6/2005 Revised 6/2005 View Index of Topics