[Double adenoid cystic and squamous cells carcinoma of the hypopharynx and larynx. A contribution to the issue of multicomponent neoplasms].

Bicomponent cancer of the piriform fossa and larynx of 55 years old man has been described. The patient was treated surgically and by radiotherapy. The performance of laryngectomy and partial pharyngectomy with conservative bilateral neck dissection was used as surgical treatment.

[Hemangioendothelioma of the larynx].

The authors present a case of 37 years old patient suffered from the laryngeal tumour, which was hemangioendothelioma. Recurrence was observed three times after surgically treatment. The difference between histopathological "benign" character and clinically "malignant" course is interested.