Генетски аспекти на глувоста

Abstract

The deafness means a total losing sense of hearing or hearing's damage which make impossible the social contact. It can be aquired and congenital. The statistics data show that from all factors that cause the deafness about 10% are well know genetic syndroms, 20% are familiar forms etiological insufficiently explain; to the group so called criptogen deafness belong about 30% with unknown etiology and about 40% are aquired. The hearing's damage is caused by genetic and enviroumental reasons. Monogenetic diseases followed by losing a hearing are grouped in ten main groups. In the genetic counselings today giving genetic informations and paying attention more to posterity of risky families, including the early rehabilitation of deaf children still plays main role in preventives of deafness.