[Double adenoid cystic and squamous cells carcinoma of the hypopharynx and larynx. A contribution to the issue of multicomponent neoplasms]. / Podwójny rak gruczolowo-torbielowaty i plaskonablonkowy czesci krtaniowej gardla i krtani. Przyczynek do problematyki wieloskladnikowych nowotworów zlosliwych.

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. In histopathological findings of postoperative specimens two types of neoplasms: squamous cells and adenoid-cystic cancers were stated. The authors presented opinions on the affection arising of multicomponent tumours of the aerodigestive truct.

[Hemangioendothelioma of the larynx]. / Sródbloniak krwionosny krtani.

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. The authors put attention on the difficulties with establish right management. Occurrence of the hemangioendothelioma in the larynx is very rare. The authors stressed the big difference in estimate of hemangioendothelioma malignancy presented in literature.