Unusual Mortality Events of Harbor Porpoise Strandings in North Carolina, 1997–2009

Table 3

Specific histologic findings by system for the six harbor porpoises for which tissues were submitted for histopathologic evaluation. Each porpoise is listed by its field identification number.

System affected	JND003	KMS387	KMS389	KMS404	KMS417	MLC001
Body-general	—	—	—	—	—	—
Cardiovascular	—	—	—	—	—	—
Digestive	—	Mucosal hyperplasia	(1) Pancreas-zymogen granule depletion,; (2) Colitis	—	—	Eosinophilic enteritis
Endocrine	—	—	—	—	—	—
Hemato/lymphoreticular	—	Reactive lymph node	(1) Spleen-necrosis,; (2) Lymph node depletion	—	—	(1) Hyperplasia,; (2) Eosinophilia
Hepatobiliary	(1) Bile duct hyperplasia,; (2) Pericholangitis	—	—	Biliary hyperplasia	Hepatic trematodiasis	—
Integumentary	—	—	Algal dermatitis	—	Steatitis	—
Musculoskeletal	—	—	—	—	—	—
Nervous	—	—	—	—	Myelin sheath swelling	—
Reproductive	—	—	—	—	—	—
Respiratory	—	Eosinophilic broncho-pneumonia	Verminous pneumonia	—	—	Eosinophilic interstitial pneumonia
Sensory	—	—	—	—	(1) Corneal edema,; (2) Retinal atrophy	—
Urinary	—	—	—	—	—	—