title: Focal myositis: a benign lesion that mimics malignant disease. A case report.
mesh_terms: D000328:Adult; D001706:Biopsy; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D009132:Muscles / Q000473:pathology; D009220:Myositis / Q000175:diagnosis* / Q000473:pathology; D012983:Soft Tissue Neoplasms / Q000175:diagnosis*