2013 ICD-9-CM Diagnosis Code 995.21
- development of an inflammatory lesion a few hours after intradermal injection of antigen into a sensitized animal; the lesion results from precipitation of immune complex, which causes complement activation and tissue destruction.
- ICD-9-CM 995.21 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Convert 995.21 to ICD-10-CM
ICD-9-CM Volume 2 Index entries containing back-references to 995.21: