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Abstract Haemangiopericytomas are a rare variety of soft tissue sarcomas. They most commonly occur in retroperitoneum, pelvic fossa and skeletal muscles. Sinonasal haemangiopericytomas are very rare and constitute less than five percent of all lesions....

Introduction Salivary gland neoplasms are uncommon but generate considerable interest because of their remarkable variation in clinical presentation, histologic appearance and behavior. They may arise in the major salivary glands (parotid, submandibular, and...