High Resolution Anoscopy (HRA) also known as colposcopy of the anal canal is a procedure used in the treatment and surveillance of anal dysplasia and the prevention of anal cancer. It is performed on individuals with an abnormal anal cytology or anal Pap test. Anal Pap tests are obtained on individuals who are at risk for genital or anal human papillomavirus (HPV) infections, even in the absence of signs or symptoms of infection.
HRA may be considered medically necessary for ANY ONE of the following conditions:
HRA for all other indications is considered experimental/investigational and therefore, non-covered due to lack of scientific evidence in the published peer reviewed literature.