Equid, Horse: Cranial mesenteric artery. Cranial mesenteric arteritis (verminous arteritis) with aneurysmal dilation caused by Strongylus vulgaris larval migration.

Equid, Horse: Pelvic flexure. Intestinal infarction secondary to cranial mesenteric arteritis; Strongylus vulgaris larval migration.

Equid, Horse: Testicle. Cryptorchidism.

Equid, Horse: Cranial mesenteric artery. Verminous artiritis.

Equid, Horse: Peritoneum. Septic peritonitis secondary to small colon rupture.

Equid, Horse: Small colon. Small colon rupture.

Equid, Horse: Colon. Cyathostomiasis, L3 larvae.

Equid, Horse: Colon. Cyathostomiasis, L4 larvae.

Cat: Small intestine. Small intestine metastatic pulmonary carcinoma.

Equid, Horse: Stomach. Stomach with gasterophilus larvae (bots).

Equid, Thoroughbred : Small intestine with segmental infarction. Segmental non-strangulating infarction of the small intestine secondary to focal mural necrosis, suspect secondary to parasitic migration.

Cat: Thorax. Pulmonary congestion and edema, moderate (attributed to barbiturate euthanasia) with small amounts of red-tinged, watery, pleural fluid. .

Pig: Small intestine. Umbilical hernia with small intestine entrapment.

Equid, Horse: Jejunum. Parascaris equorum infestation, small intestinal ascariasis.

Equid, Horse: Small intestine x2. Mesenteric volvulus with mucosal infarction, with normal small intestine for comparison.