| Stylomastoid foramen | |
|---|---|
 Base of skull. Inferior surface. Pink region is temporal bone, and stylomastoid foramen is in black circle at center of pink region. | |
 Left temporal bone. Inferior surface. (Stylomastoid foramen is third label from the bottom on the left.) | |
| Details | |
| Part of | Temporal bone of skull |
| System | Skeletal |
| Identifiers | |
| Latin | foramen stylomastoideum |
| TA98 | A02.1.06.048 |
| TA2 | 684 |
| FMA | 55816 |
| Anatomical terms of bone | |
The stylomastoid foramen is a foramen between the styloid and mastoid processes of the temporal bone of the skull. It is the termination of the facial canal, and transmits the facial nerve, and stylomastoid artery. Facial nerve inflammation in the stylomastoid foramen may cause Bell's palsy.