Antrum

Antrum (Latin for "cave, grotto") stands for:

• Antrum cardiacum , ampoule-shaped expansion of the esophagus towards the diaphragm
• Antrum folliculi , follicular cavity in which the egg cell lies before ovulation
• Antrum Highmori, old name for the maxillary sinus
• Mastoid antrum , temporal bone, bones of the skull
• Antrum pyloricum , pylorus or gastric porter, smooth muscles arranged in a ring

See also:

• Mouth-antrum connection (antral perforation)

This is a disambiguation page for differentiating between several terms identified with the same word.