ICD-10-CM > H00-H59 > H49-H52 > H49 > H49.8 > H49.81 H49.81 Kearns-Sayre syndrome Non-Billable/Non-Specific Applicable To Progressive external ophthalmoplegia with pigmentary retinopathy Code Also , if applicable, other manifestations, such as:heart block (I45.9) Codes H49.811Kearns-Sayre syndrome, right eyeH49.812Kearns-Sayre syndrome, left eyeH49.813Kearns-Sayre syndrome, bilateralH49.819Kearns-Sayre syndrome, unspecified eye