WebJan 10, 2024 · The pterygovaginal artery is a recurrent branch of the distal internal maxillary artery. It courses within the pterygovaginal canal, supplies the lateral portions of the roof of the nasopharynx, and curves finally inferiorly to end near the orifice of the Eustachian tube. WebMar 2, 2024 · Persistent primitive trigeminal artery (PPTA) is one of the persistent carotid-vertebrobasilar anastomoses.It is present in 0.1-0.6% of cerebral angiograms and is usually unilateral. In utero, the trigeminal …
Palatovaginal canal - Wikipedia
WebAbstract. Background: The pterygovaginal artery (PtVA), a recurrent branch of the internal maxillary artery (IMA), can be a feeder of skull base tumors. Preoperative embolization … WebA pterygovaginal (Vidian) anastomosis of the AP artery leading to the pterygopalatine fossa, from where the artery of foramen rotundum (FR) re-enters the cranium to supply a meningioma and collateralizes with the … merrick walk
Bilateral idiopathic aneurysms of the lingual artery ... - Springer
WebAug 1, 2024 · Pterygovaginal artery as a target of embolization before endoscopic skull base surgery. 2024, Neuroradiology Journal. ... Even though preservation of the parent artery is generally considered a desirable goal in fistula treatment, in special cases such as Salzmann type 2 anatomy plus a unique fistulous orifice accompanied by external carotid ... Web53 — pterygovaginal artery. Master diagram and labels here. A very small artery in the upper nasopharynx. The area is extensively supplied by various vessels, including the accessory meningeal (53a), superior division of the pharyngeal trunk of the ascending pharyngeal … WebOct 1, 2009 · Subsequent treatment can consist of either surgical ligation or endovascular embolization of the arteries supplying the posterior nasal fossa. Historically, the definitive treatment for intractable posterior epistaxis consisted of transantral surgical ligation of branches of the internal maxillary artery (IMA), with or without ligation of the AEA. how safe is abortion