It drains the medial canthus, and parts of the nose and the upper lip.

It can be a route of spread of infection from the danger triangle of the face to the cavernous sinus.

[2] This also connects it with the inferior ophthalmic vein and the cavernous sinus.

[citation needed] The angular vein drains the medial canthus, and parts of the nose and the upper lip.

[6] This article incorporates text in the public domain from page 645 of the 20th edition of Gray's Anatomy (1918)