Case Report: Elevated CPK, an indicator of idiopathic inflammatory myopathy? [version 1; referees: 2 approved]

Hina N. Khan, Usman Jilani, Shitij Arora

Research output: Contribution to journalArticle


Polymyositis is a rare disease with incidence rates at about 1 per 100,000 people annually. In this case report we will review a case of proximal muscle weakness with an elevated creatine phosphokinase that was initially misdiagnosed twice as rhabdomyolysis. Therefore, emphasizing that idiopathic inflammatory myopathy is a potential cause of myasthenia that must be considered in the differential. The case will also describe the current treatment and treatment response in polymyositis.

Original languageEnglish (US)
Article number164
Publication statusPublished - 2016


ASJC Scopus subject areas

  • Medicine(all)
  • Immunology and Microbiology(all)
  • Biochemistry, Genetics and Molecular Biology(all)
  • Pharmacology, Toxicology and Pharmaceutics(all)

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