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The association of congenital optic nerve head anomalies, especially of the morning glory disc variety, with moyamoya disease is well recognised and has been described in a number of patients.1–4 To the best of our knowledge, the occurrence of a congenital third nerve palsy with moyamoya disease and a congenital optic nerve head anomaly has not been reported. We describe a patient who demonstrated the ipsilateral occurrence of these three congenital abnormalities, strengthening the association of congenital optic nerve and carotid abnormalities and suggesting a common underlying aetiology.
Case report
A 3 year old boy was examined because of left sided exotropia and blepharoptosis. His birth, developmental, and medical histories were unremarkable. Visual acuity was 20/25 right eye and 20/200 left eye. There was a near total ptosis of the left upper eyelid. There …