Child developmental specialists work with children who have developmental disabilities as well as their families and teachers. Developmental specialists do not diagnose these disorders but they do help children overcome any developmental obstacles they face as they grow and begin their education.
Welcome to icliniq.com. 1  There is always a small risk of having a child with deafness, even if there is no family history of deafness (1 in 1000). 2  So, precise risk can only be stated after knowing the cause of deafness and muteness and also after appropriate gene studies. Ideally, person in question should be tested for the connexin 26 and connexin 30 gene mutation. Since girl is not deaf and mute, there is very less chance that she is a carrier of gene.
Genes and Hearing Loss. One of the most common birth defects is hearing loss or deafness (congenital), which can affect as many as three of every 1,000 babies born. Inherited genetic defects play an important role in congenital hearing loss, contributing to about 60% of deafness occurring in infants. Although exact data is not available, it is likely that genetics plays an important role in hearing loss in the elderly. Inherited genetic defects are just one factor that can lead to hearing loss and deafness, both of which may occur at any stage of a person s lifespan.