Maxillary sinus
| Maxillary sinus | |
|---|---|
Outline of bones of face, showing position of air sinuses. Maxillary sinus is shown in blue. | |
Left maxilla, medial view. Maxillary sinus entry shown in red. | |
| Details | |
| Artery | Infraorbital artery, posterior superior alveolar artery |
| Nerve | Posterior superior alveolar nerve, middle superior alveolar nerve, anterior superior alveolar nerve, and infraorbital nerve |
| Identifiers | |
| Latin | sinus maxilliaris |
| MeSH | D008443 |
| TA98 | A02.1.12.023 |
| TA2 | 780 |
| FMA | 57715 |
| Anatomical terminology | |
The pyramid-shaped maxillary sinus (or antrum of Highmore) is the largest of the paranasal sinuses, located in the maxilla. It drains into the middle meatus of the nose through the semilunar hiatus. It is located to the side of the nasal cavity, and below the orbit.