Ref : 019360-22 - © ISM
Pseudomembranous colitis. Erosion and thickening of the lining of the colon (false membrane) due to excessive production of mucus mixed with cellular debris and leukocytes (macrophages). Infection caused by Clostridium difficile bacteria. Light micrograph, HES stain, x 100 (at 24x36 mm).