Maxillary hiatus
Maxillary hiatus | |
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Details | |
Identifiers | |
Latin | hiatus maxillaris, ostium maxillare |
TA98 | A02.1.12.021 |
TA2 | 778 |
FMA | 57758 |
Anatomical terminology |
The maxillary hiatus (also known as maxillary sinus ostium, maxillary ostium, or opening from the
An accessory maxillary hiatus may be present either anterior or posterior to the inferior portion of the uncinate process of ethmoid bone.[1]
Anatomy
It measures 2–4 mm in diameter[1] with an average diameter of 2.4 mm.[2][3]
It opens into the nasal cavity inferior to the
The bone window of this aperture itself is much larger, but the actual opening is much reduced[3] by the following: the uncinate process of the ethmoid superiorly, the ethmoidal process of inferior nasal concha inferiorly, the perpendicular plate of palatine bone posteriorly, and a small part of the lacrimal bone anteriorly and superiorly,[4] as well as by the adjacent soft tissues.[3]
Additional images
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Ethmoid bone
References
- ^ ISBN 978-0-7295-3752-0.
- ^ a b c Human Anatomy, Jacobs, Elsevier, 2008, page 209-210
- ^ a b c d e Bell, G.W., et al. Maxillary sinus disease: diagnosis and treatment, British Dental Journal 210, 113 - 118 (2011) at http://www.nature.com/bdj/journal/v210/n3/full/sj.bdj.2011.47.html
- ^ a b c Gray, Henry (1918). Gray's Anatomy (20th ed.). p. 995.
This article incorporates text in the public domain from page 995 of the 20th edition of Gray's Anatomy (1918)