ICD-10-CM > H00-H59 > H49-H52 > H49 > H49.4 H49.4 Progressive external ophthalmoplegia Non-Billable/Non-Specific Type 1 Excludes Kearns-Sayre syndrome (H49.81-) Codes H49.40Progressive external ophthalmoplegia, unspecified eyeH49.41Progressive external ophthalmoplegia, right eyeH49.42Progressive external ophthalmoplegia, left eyeH49.43Progressive external ophthalmoplegia, bilateral
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