A Case of Hemangiopericytoma in Nasal Cavity / 대한이비인후과학회지

Hemangiopericytomas are very rare tumor in the paranasal sinuses. It is vascular tumor derived from Zimmerman's pericytes. Sinonasal hemangiopericytoma is generally benign with a low potential for local recurrence of metastasis via the blood stream and lymphatic system. They account for about 1% of all vascular tumors. About 5% of the cases occur in the nasal cavity and usually show well-differentiated tumors. The treatment of choice is surgical resection. We present a case of nasal hemangiopericytoma treated by endoscopic resection.

A Case of Primary Tongue Abscess / 대한이비인후과학회지

The abscess of the tongue is extremely rare. Abscess is believed to be caused by commensal organisms as two types of anaerobes are found to be associated with periodontal infection and oral streptococcus. Several imaging techniques can be used for the diagnosis of the tongue abscess, and a careful history is also essential in establishing the diagnosis. The treatment of this abscess is incision, drainage and use proper antimicrobial agents. We report a case of a tongue abscess which was treated by a combination antimicrobial therapy and needle aspiration. We discuss the results of differential diagnosis and management.