Deafness

Usher syndrome is an extremely rare genetic disorder caused by a mutation in any one of at least 11 genes resulting in a combination of hearing loss and visual impairment, and is a leading cause of deafblindness.

Pendred syndrome or Pendred disease is a genetic disorder leading to congenital bilateral (both sides) sensorineural hearing loss and goitre with euthyroid or mild hypothyroidism (decreased thyroid gland function).

In Deaf culture and sign language, a sign name (or a name sign) is a special sign that is used to uniquely identify a person, just like a name.

Wolfram syndrome, also called DIDMOAD (diabetes insipidus, diabetes mellitus, optic atrophy, and deafness), is a rare autosomal-recessive genetic disorder that causes childhood-onset diabetes mellitus, optic atrophy, and deafness as well as various other possible disorders.

Hearing loss, also known as hearing impairment, is a partial or total inability to hear.

Conductive hearing loss occurs when there is a problem conducting sound waves anywhere along the route through the outer ear, tympanic membrane (eardrum), or middle ear (ossicles).

Sensorineural hearing loss (SNHL) is a type of hearing loss, or deafness, in which the root cause lies in the inner ear or sensory organ (cochlea and associated structures) or the vestibulocochlear nerve (cranial nerve VIII) or neural part.

A sign language (also signed language) is a language which chiefly uses manual communication to convey meaning, as opposed to acoustically conveyed sound patterns.

Diabetes mellitus and deafness (DAD) or maternally inherited diabetes and deafness (MIDD) is a subtype of diabetes which is caused from a point mutation at position 3243 in human mitochondrial DNA, which consists of a circular genome.

Blissymbols or Blissymbolics was conceived as an ideographic writing system called Semantography consisting of several hundred basic symbols, each representing a concept, which can be composed together to generate new symbols that represent new concepts.

The history of deaf education in the United States began in the early 1800s, when the Cobbs School, an oral school, was established by William Bolling and John Braidwood, and the Connecticut Asylum for the Deaf and Dumb, a manual school, was established by Thomas Hopkins Gallaudet and Laurent Clerc.

Various models of deafness are rooted in either the social or biological sciences.

John Bulwer (baptised 16 May 1606 – buried 16 October 1656)was an English physician and early Baconian natural philosopher who wrote five works exploring the Body and human communication, particularly by gesture.

Visible Speech is a system of phonetic symbols developed by Alexander Melville Bell in 1867 to represent the position of the speech organs in articulating sounds.

Lake Windfall is a 2013 American post-apocalyptic movie written by Tony Nitko and Roger Vass Jr, and directed by Roger Vass Jr.

Northern Ireland Sign language (NISL) is a sign language used mainly by Deaf people in Northern Ireland.

See Hear is a monthly magazine programme for deaf and hard-of-hearing people in the United Kingdom, broadcast on Wednesday mornings at 8:00am.

Presbycusis (also spelled presbyacusis, from Greek presbys “old” + akousis “hearing”), or age-related hearing loss, is the cumulative effect of aging on hearing.

Juan Pablo Bonet (c.1573–1633) was a Spanish priest and pioneer of education for the deaf.

El Deafo is a graphic novel written and illustrated by Cece Bell.

Cogan syndrome is a rare disorder characterized by recurrent inflammation of the front of the eye (the cornea) and often fever, fatigue, and weight loss, episodes of dizziness, and hearing loss.

Philippine Sign Language, or Filipino Sign Language (FSL), is the national deaf sign language of the Philippines.

H.E.A.R. is a non-profit organization dedicated to preventing hearing loss, mainly from loud rock music.

A video relay service (VRS), also sometimes known as a video interpreting service (VIS), is a video telecommunication service that allows deaf, hard-of-hearing and speech-impaired (D-HOH-SI) individuals to communicate over video telephones and similar technologies with hearing people in real-time, via a sign language interpreter.

Doug Alker (born 1940) is the former chair of the British Deaf Association and the Royal National Institute for the Deaf.

Cortical deafness is a rare form of sensorineural hearing loss caused by damage to the primary auditory cortex.

A Deaf American is defined as a member of the American Sign Language linguistic minority.