The sphenopalatine artery is a branch of the maxillary artery which passes through the sphenopalatine foramen into the cavity of the nose, at the back part of the superior meatus. Here it gives off its posterior lateral nasal branches.

2023年6月5日 · The sphenopalatine artery is a terminal branch of the internal maxillary artery originating from the external carotid artery system. The SPA is the major blood vessel to the nasal cavity mucosa: supplying the superior, middle, and …

2023年8月17日 · The sphenopalatine artery enters the back of the nasal cavity, the inside of the nose, providing blood supply to the inner and outer walls of the nasal cavity and to the adjacent sinuses. It is clinically important since it is a frequent cause of nosebleeds.

2019年7月10日 · The sphenopalatine artery, formerly known as the nasopalatine artery, is the terminal branch of the maxillary artery that is the main supply to the nasal cavity. It is colloquially know as the artery of epistaxis given its common involvement in cases of nose bleeds.

2025年1月24日 · The sphenopalatine artery is a terminal branch of the maxillary artery, which is itself a branch of the external carotid artery. It plays a crucial role in supplying blood to the nasal cavity and the paranasal sinuses.

2023年6月5日 · The sphenopalatine artery (SPA) is a well-known vessel to otolaryngologists, deemed the artery of epistaxis. Epistaxis is among the most common ear, nose, and throat related emergency, and roughly 60% of the population will experience epistaxis sometime during their life.

The sphenopalatine artery (SPA), a terminal branch of the internal maxillary artery (IMA), supplies blood to the lateral nasal wall, inferior and middle turbinate, and the posterior septum, and is implicated in most cases of posterior epistaxis. 1, 4 Most epistaxis cases can be conservatively controlled with nasal packing or direct cautery; howe...