A Case of Spontaneous Regression of Basaloid Squamous Cell Carcinoma / 대한이비인후과학회지

ABSTRACT

Basaloid squamous cell carcinoma(BSCC) is a rare distant variant of squamous cell carcinoma of head and neck region, of which about 90 cases was reported in the world. BSCC has aggressive biologic behavior with a high incidence of cervical lymph node metastasis, distant spread, and death from disease. S pontaneous regression has not been previously reported in BSCC. However, we experienced a case of spontaneous regression of BSCC in nasal cavity with characteristic histopathologic and immunologic feature in 53 old male patient. T herefore, we report the first case of spontaneous regression of BSCC.