prelingual deafness

(redirected from Pre-lingual hearing impairment)

pre·lin·gual deaf·ness

hearing impairment occurring before development of speech and language skills.
Hearing loss that precedes the onset of speech or learning spoken language; it is severe, stable, and less common than post-lingual hearing loss.
Aetiology Prelingual hearing loss is largely inherited: 50% are monogenic, 75% are autosomal recessive; 20%, autosomal dominant; 5%, X-linked recessive; the rest are caused by perinatal factors, infections in infancy or trauma

prelingual deafness

Hearing impairment that is present in infancy and childhood, before language skills are acquired.
See also: deafness