Intact colonic mucosa mildly infiltrated by lymphocytes and plasma cells. Mucigenic cells are intact. Some neutrophils are seen infiltrating glands but there is no evidence of crypt abscesses. No evidence of atypia or malignancy.
Chronic diarrhea post kidney transplant. Normal colonoscopic findings. Colonic biopsy to exclude microscopic colitis.
Soft tissue fragments collectively measured 1 cm.
Colon, endoscopic biopsy: