title: Pleomorphic adenomas of the parotid gland resembling mesenchymal tumors.
abstract: Two cases of unusual pleomorphic adenoma of the parotid gland are described. Each showed marked palisaded zones. Distinction from smooth muscle tumors, neurofibromas, and other spindle-cell neoplasms is described.
mesh_terms: D008949:Adenoma, Pleomorphic / Q000473:pathology*; D000328:Adult; D000368:Aged; D003937:Diagnosis, Differential; D004848:Epithelium / Q000473:pathology; D005260:Female; D006801:Humans; D007889:Leiomyoma / Q000473:pathology; D008579:Meningioma / Q000473:pathology; D008637:Mesenchymoma / Q000473:pathology*; D009455:Neurofibroma / Q000473:pathology; D010307:Parotid Neoplasms / Q000473:pathology*