There was marked voluntary-muscle spasm and moderate tenderness ... The diagnosis was Boeck's sarcoid. Figure 1 Photomicrograph of Biopsy Specimen in Case 1. Case 2. E. W., identical twin of ...

Muscle biopsy is a minor surgical procedure that involves making an incision in the skin to obtain a few small pieces of the underlying muscle for detailed histologic, histochemical, or biochemical ...