Open AccessAnatomy of the mastoid antrum during an early period of ontogenesis
Author(s) -
O. D. Sapunkov
Publication year - 2013
Publication title -
bukovinsʹkij medičnij vìsnik
Language(s) - English
Resource type - Journals
eISSN - 2413-0737
pISSN - 1684-7903
DOI - 10.24061/2413-0737.xvii.1.65.2013.27
Subject(s) - antrum , anatomy , medicine , gastric antrum , posterior wall , surgery , stomach
The structure and syntopy of the mastoid antrum have been investigated on 58 fetuses and 11 human newborns. It has been established that the mastoid antrum begins forming in the sixth month of the intrauterine development. The anterior wall of the mastoid antrum of newborns is situated at the level of the posterior margin of the tympanic ring, the inferior wall is below the level of the upper margin of the tympanic ring. The thickness of the superior wall of the mastoid antrum of newborns is – 1,15±0,02 mm, the thickness of the lateral wall is 2,21±0,04 mm.