Browse the corpus

Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

1 passage

contentuptodate· Content· item f12_7_12403

©2013 UpToDate ® Print Email Anal abscess and fistula An anal abscess is a mass filled with pus that forms when a gland inside the anus gets infected and clogged. Doctors can find abscesses by inserting a gloved finger into the rectum and feeling for lumps. Some abscesses form fistulas, tunnels that connect the abscess to the outside of the body.