A 25 year old man complains of myopathy and undergoes a muscle biopsy for diagnosis. Histopathology demonstrates an inflammatory muscle disease characterized by non caseating granulomas. Which of the following would have caused her symptoms: (A) Cysticercosis, (B) Tuberculosis, (C) Sarcoidosis, (D) Schistosomiasis
Answer is C. Sarcoidosis  can cause both neuropathy and myopathy.non caseating granulomas give hint to diagnose.