- Rectum K62.4

-- Congenital Q42.1

--- With Fistula Q42.0

-- Due To

--- Chlamydial Lymphogranuloma A55

--- Irradiation K91.89

--- Lymphogranuloma Venereum A55

-- Gonococcal A54.6

-- Inflammatory A55

-- Syphilitic A52.74

-- Tuberculous A18.32