| Zygomatico-orbital artery, lacrimal and palpebral branches (lateral orbit) | Ophthalmic artery |
| Frontal branch (see examples below) |
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Case #1Left common carotid injection, lateral and unsubtracted ap views The internal carotid is occluded. Multiple collaterals are present including a fronto-orbital branch of the superficial temporal artery traversing the supraorbital notch to the supraorbital branch of the ophthalmic artery. |
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Case #2Lateral common carotid angiogram The internal carotid artery is occluded at the origin. There is retrograde flow in the ophthalmic artery from the superficial temporal artery via the supraorbital artery. |