Atresia (also known as aural atresia) is the absence or closure of the external auditory ear canal. The malformation of the middle ear bones (incus, stapes, and malleus) may be affected including the narrowing of the ear canal, known as canal stenosis. …

Aural atresia is the lack of a fully developed ear canal, eardrum, middle ear space, and ear bones. Aural atresia is often accompanied by microtia, a congenital deformity of the outer ear. Microtia and atresia may be unilateral (one ear) or bilateral (both ears).

Ear Community is a 501 (c) (3) nonprofit organization that offers a warm and supportive community for individuals who were born with Microtia (missing or underdeveloped ears) and Aural Atresia (absent or underdeveloped ear canals resulting in hearing loss).

Oct 3, 2022 · Aural atresia is the absence of a patent ear canal, which may be either acquired or congenital. Acquired aural atresia is most often due to an inflammatory process or following trauma or otologic surgery.

Nov 11, 2019 · Microtia usually occurs with atresia, also known as aural atresia, a condition in which the auditory ear canal is either underdeveloped, absent or closed. Microtia and atresia almost always affect hearing and generally require ongoing medical care from a pediatric ear-nose-throat (ENT) specialist as well as an audiologist.

Congenital aural atresia is a common condition. It happens when the ear canal does not develop normally. Atresia can be in one ear (unilateral) or both (bilateral). It is often part of microtia, a condition when the outside of the ear (pinna) does not form correctly.

Feb 20, 2025 · Microtia is a congenital condition in which the external ear is underdeveloped or malformed. It can range from a slightly smaller ear to a complete absence of the outer ear. The severity of these conditions differs, with some cases being mild and others causing major physical and hearing difficulties.

Congenital aural atresia (CAA) is an ear malformation evident at birth, involving various degrees of failed external ear canal (EAC) development. The incidence is one in 10,000 to 20,000 births. Both right ear and male dominance are evident; CAA is typically unilateral.

Aural atresia is when a baby is born without an ear canal. The baby's eardrum either didn't form normally or is missing. There also are problems with the middle ear bones (called ossicles). The parts of the inner ear, including the auditory (hearing) nerve, are usually normal.

Congenital atresia is the maldevelopment or non-development of the ear canal. If your ear canal is not fully developed, it can affect hearing. For treatment, call our specialists at 714-456-7017.