[The problem of diagnosing tumors of the nose and paranasal sinuses].

A case of incorrect diagnosis of extensive nasal cavity, maxillary sinus and nasopharynx neoplasm was presented. The imitation of tumor symptoms was due by long lying in nasal cavity foreign body, inflammation of maxillary sinus and adenoiditis. The author underline that over hasty neoplasm diagnosis always exerts an unjustified and destructive psychologic influence on patient and his family.