Low-set ears
Low-set ears are a clinical feature in which the ears are positioned lower on the head than usual. They are present in many congenital conditions. Specifically, low-set ears are defined as outer ears positioned two or more standard deviations lower than the population average.[1]
| Low-set ears | |
|---|---|
| Specialty | Medical genetics  |
Low-set ears can be associated with conditions such as:
- Down syndrome[2]
- Turner syndrome
- Noonan syndrome[3]
- Patau syndrome[4]
- DiGeorge syndrome[5]
- Cri du chat syndrome
- Edwards syndrome
- Fragile X syndrome
- Okamoto syndrome
It is usually bilateral, but it can be unilateral in Goldenhar syndrome.[6]
See also
References
- Sivan Y, Merlob P, Reisner SH (June 1983). "Assessment of ear length and low set ears in newborn infants". J. Med. Genet. 20 (3): 213–5. doi:10.1136/jmg.20.3.213. PMC 1049049. PMID 6876114.
- "Down's Syndrome".
- Sanchez-Cascos, A. (1983). "The Noonan syndrome". European Heart Journal. 4 (4): 223–229. doi:10.1093/oxfordjournals.eurheartj.a061452. PMID 6884370.
- H. Bruce Ostler (2004). Diseases of the eye and skin: a color atlas. Lippincott Williams & Wilkins. p. 72. ISBN 978-0-7817-4999-2. Retrieved 13 April 2010.
- Michael Crocetti; Michael A. Barone; Frank A. Oski (2004). Oski's essential pediatrics. Lippincott Williams & Wilkins. p. 675. ISBN 978-0-7817-3770-8. Retrieved 27 October 2010.
- "ear (low set)". GPnotebook.
External links
| Classification | |
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| External resources |
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