Necrobiotic granulomas associated with bovine collagen test site injections
Review articleOpen access
1982/05/01 Full-length article DOI: 10.1016/S0190-9622(82)80123-0
Journal: Journal of the American Academy of Dermatology
Two patients are presented who developed persistent nodules at the test site after bovine collagen injections. Biopsies were taken, and both exhibited the histologic features of necrobiotic granulomatous inflammation.
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