Causes of mortality and morbidity in free-ranging mustelids in Switzerland: necropsy data from over 50 years of general health surveillance

Table 3 Histopathological lesions associated with canine distemper virus infection in free-ranging mustelids, Switzerland, 1958-2015

	CNS						Lung	Syncytia	Inclusions
	Gliosis	Meningitis	Encephalitis	NN	Gray/Both^a	Ependyma	INT/BINT	L/B	B/L/O
Badger (n = 41)	33 (80%)	21 (51%)	28 (68%)	8 (19%)	16/20	14 (34%)	11/28	16/4	9/24/7^b
Stone marten (n = 3)	3	2	2	0	0/3	0	3/0	0^c	4/3/2^d
Pine marten (n = 2)	2	1	1	0	1/1	1	0/2	0	1/0/0

CNS Central nervous system, NN Neuronal necrosis, INT Interstitial pneumonia, BINT Bronchointerstitial pneumonia, L Lung, B Brain, O Other organs
^aPart of the neuropil affected by the inflammatory process: Gray: gray matter, Both: gray and white matter. ^bIn the epithelial cells of the bile ducts (n = 2), urinary bladder (n = 4), stomach (n = 2) and seminiferous tubules (n = 1). ^cSyncytia formation in one case in the urinary epithelium. ^dIn the corneal epithelium (n = 1) and epidermis (n = 1)

ISSN: 1746-6148