Debongnie J C, De Galocsy C, Caholessur M O, Haot J
Dis Colon Rectum. 1984 Oct;27(10):672-6. doi: 10.1007/BF02553363.
We have seen two patients with watery diarrhea whose work-up revealed a collagenous infiltration beneath the rectal epithelium. Within a year, symptoms disappeared in both. Repeated rectal biopsy revealed the disappearance of the collagen layer. Collagenous colitis may thus present as a transient condition.