high resolution anoscopy
DefinitionThis section has been translated automatically.
Diagnostic procedure for inspection of the perianal region, anal canal, transformation zone, and distal rectum at up to 30x magnification The aim of HRA is the early detection of anal dysplasia. For this purpose, a disposable plastic anoscope and a conventional colposcope from gynaecology are usually used. The HRA is now considered the gold standard in the prevention of anal dysplasia in HIV-infected high-risk individuals.