title: Kearns-Sayre syndrome: the importance of early recognition.
mesh_terms: D001706:Biopsy; D002648:Child; D005260:Female; D006327:Heart Block / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008931:Mitochondria, Muscle / Q000648:ultrastructure; D009132:Muscles / Q000473:pathology; D009886:Ophthalmoplegia / Q000175:diagnosis* / Q000473:pathology; D012174:Retinitis Pigmentosa / Q000175:diagnosis* / Q000473:pathology; D013577:Syndrome; D013997:Time Factors