[Olfactory neuroblastoma: own experiences].

The authors present material of 12 cases olfactory neuroblastoma observed in Head and Neck Department of Cancer Center in Warsaw from 1961 to 1998. The tumors were seen in 8 women and 4 men. According to Kadish staging there were one A, three B, and eight C stages tumors. Patient in stage A was treated with surgery and radiotherapy. One patient in stage B was treated with surgery and radiotherapy. Two patients in stage B were treated with radiotherapy alone. Six patients in stage C were treated also with surgery, radiotherapy and chemotherapy. Two patients in stage C were treated with surgery and radiotherapy. Complete regression was observed in 9 of 12 patients. One patient died from olfactory neuroblastoma, two other were died from other reasons.