Equid, Equine: Ileum. Granulomatous ileitis.

Equid, Equine: Right dorsal colon. Right dorsal ulcerative colitis.

Equid, Horse: Large colon. Ulcerative colitis.

Cat: Colon. Hemorrhagic mural colitis with vasculitis.

Equid, Horse: Intestine. Necrotizing colitis with Clostridium difficile, the white material is Bio-Sponge.

Equid, Horse: Intestine. Necrotizing colitis with Clostridium difficile.

Dog: Stomach. Perforating gastric ulcer due to NSAID toxicity.

Equid, Horse: Colon. Ulcerative colitis secondary to pelvic flexure impaction.

Equid, Horse: Colon. Large colon impaction and ulcerative colitis .

Dog: Pylorus. Pylorus perforating ulcer caused by NSAID toxicity.

Dog: Kidney. Renal papillary necrosis caused by NSAID toxicity.

Ruminant, Bovine: Spiral colon, mucosal surface. Salmonella typhimurium colitis.

Equid, Thoroughbred: Large colon, mucosal surface. NSAID associated colonic ulcers.

Equid, Thoroughbred: Kidney. NSAID associated renal medullary crest necrosis.

Equid, Horse: Kidney. Renal crest necrosis, multifocal to coalescing, acute. Secondary to renal medullary hypoperfusion induced by a combination of colitis (dehydration and hypotension) and NSAID administration (exacerbates hypoperfusion of the renal medulla).

Equid, Horse: Hoof/foot. Laminitis, diffuse, marked, acute to subacute with extensive P3 separation from the inner hoof wall and sole, which is accompanied by hemorrhage arising from the laminar dermis. The separation extends to the coronary band. This is an example of inflammatory laminitis occurring secondary to colitis.

Equid, Horse: Hoof/foot. Laminitis, locally extensive, moderate, acute to subacute with P3 separation from the inner hoof wall. This is an example of inflammatory laminitis occurring secondary to colitis.

Equid, Horse: Hoof and coronary band. Laminitis, marked, acute to subacute with coronary band separation and P3 separation from the inner hoof wall. This is an example of inflammatory laminitis occurring secondary to colitis.

Equid, Horse: Ventral colon. Fibrinonecrotis colitis, moderate, acute to subacute.

Ruminant, Ox: Colon. Ulcerative colitis, bovine viral diarrhea (BVD).

Ruminant, Ox: Lung and Trachea. Fungal Tracheitis and pneumonia (Aspergillus spp.) secondary to viral colitis.

Rabbit: Intestine. Mucoid colitis .

Pig: Spiral colon, unopened and opened. Necrotizing colitis caused by Salmonella typhimurium .

Pig: Spiral colon. Necrotizing colitis caused by Salmonella typhimurium .

Equid, Horse: Large colon. Erosive and ulcerative colitis secondary to verminous arteritis.

Equid, Foal: Stomach. Severe gastric ulceration with focal perforation, unknown etiology .