Trigeminal trophic syndrome
Loss of the ala nasi from picking in trigeminal trophic syndrome
Keywords: Ala nasi, Clearly delineated margins, Cutaneous dysaesthesia, Male, Non-healing ulcer, Nose, Sensitive-image, Trigeminal nerve injury, Unilateral facial ulceration
What is trigeminal trophic syndrome?
The trigeminal trophic syndrome is a rare form of cutaneous dysaesthesia that most often presents with ulceration of the ala nasi. This is the wing of tissue at the end of the nose above the nostril. The trigeminal trophic syndrome is due to damage to the trigeminal nerve.
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Source: dermnetnz.org