Abstract
The malignant new formations with ENT localisation have a lesser incidence than the other ones in this country. The larynx ranks first in the incidence of damages and according to a number of authors it comprises 1-3% of all malignant tumor.
The morbidity from cancer of the larynx in the region of Varna is high: 11.6 0/0000 for the year 2002, 9.5 0/0000 for 2006 as compared to 7.6 0/0000 for 2007.
There is also high incidence of laryngeal cancer in the active age in the age groups 51-60 and 41-50.
Cancer of the larynx affects mainly males. 174 patients were observed for 2002 of which 169 and 24 out of a total of 25 newly detected.
The urban population is more commonly affected than the rural areas. Out of all the observed patients 133 live in towns. 16 out of the 25 newly detected come from the urban areas.
Cancer of the epipharynx ranks second in incidence followed by the cancer of the orolarynx, hypopharynx, nose and perinasal cavities.
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