Not all<unk> s are symptomatic, and symptoms may not appear immediately after infection. In some instances a disease can be carried with no symptoms, which leaves a greater risk of passing the disease on to others. Depending on the disease, some untreated<unk> s can lead to infertility, chronic pain or death. The presence of an<unk>  in prepubescent children may indicate sexual abuse.
Sexually transmitted infection
Interstitial cystitis
Vertically transmitted infection
Neurodegenerative disease
Blood-borne disease
Environmental disease
Secondary trauma
Psychogenic disease