Prevent STDs Among MSM - Four division 'Dear Colleague' letter, online resources, and downloadable pocket Sexually Transmitted Disease - a fact sheet for Public Health Personnel Prevent STDs Among MSM - Four division 'Dear Colleague' letter, online resources, and downloadable pocket Sexually Transmitted Disease - a fact sheet for Public Health Personnel Medical article Other Important STDS, NIAID Fact Sheet NIAID including all symptom, diagnosis, misdiagnosis, treatment and prevention information. A basic description of each STD, and links to detailed information about each STD. Sexually Transmitted Diseases (STDs) Find an STD AIDS / HIV Chancroid Chlamydia Crabs Gonorrhea Hepatitis Herpes HPV A basic description of each STD, and links to detailed information about each STD. Sexually Transmitted Diseases (STDs) Find an STD AIDS / HIV Chancroid Chlamydia Crabs Gonorrhea Hepatitis Herpes HPV Other Important STDS. As medical science has become more precise in diagnosing infectious diseases, the list of known sexually transmitted diseases (STDs) has grown. has published separate fact sheets on some of the major STDs: chlamydial infection; gonorrhea