[Esthesioneuroblastoma of nasal cavity and ethmoid sinus].

This paper presents a rarely occurring tumor of nasal cavity and ethmoid sinus (esthesioneuroblastoma--2nd grade of the pathological grading system proposed by Hyams). It was observed in a woman aged 68. Moreover, there were described surgical therapy and repair of cerebral spinal fluid leaks using composite bone/mucosal graft of the lower turbinate as a donor material. The treatment was successful.