Granulomatous myopathy in patients with sarcoidosis and myasthenia gravis

Abstract

Granulomatous myopathies are rare and are mostly found in systemic sarcoidosis. Muscle biopsy with the findingof epitheloid granulomas contributes to distinguish steroid myopathy.

The finding in myasthenia gravis associated with thymoma is unique.

Keywords

• myopathy
• granulomas