Abstract

Kearns-Sayre syndrome (KSS) is a mitochondrial disorder. There is a large-scale mitochondrial DNA (mtDNA) deletion in most of the cases. In this article, a case of KSS who has progressive external ophthalmoplegia (PEO), retinitis pigmentosa (RP), complete heart block, encephalopathy attacks, type-I diabetes mellitus, ragged-red fiber (RRF) and lactic acidosis is presented and discussed in light of the literature available on this subjects. Diagnosis is confirmed by determination of mtDNA deletion.

Keywords: mitochondrial myopathy, Kearns-Sayre syndrome

How to cite

1.
Altunbaşak Ş, Bingöl G, Özbarlas N, Akçören Z, Hergüner Ö. Kearns-Sayre syndrome: a case report. Turk J Pediatr 1998; 40: 255-259. https://doi.org/10.24953/turkjpediatr.1998.3308