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Dorsal Nasal Artery (Right)
Cardiovascular System

Dorsal Nasal Artery (Right)

Arteria dorsalis nasi

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The dorsal nasal artery arises as one of the two terminal branches of the ophthalmic artery, the other being the supratrochlear artery.


The dorsal nasal artery emerges on the face between the trochlea and the medial palpebral ligament.


There are no named branches.

Supplied Structures

The dorsal nasal artery provides rami to the nasolacrimal sac, then divides into two terminal branches. One branch anastomosis with the angular artery, a terminal branch of the facial artery. Another branch extends down the dorsum of the nose and anastomoses with its fellow from the opposite side.

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ScienceDirect image

When the artery is occluded blood is forced through the collateral vessels, drastically increasing fluid shear stress and triggering an inflammatory response which drives vessel remodeling.

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