Question: How to diagnose Brody myopathy ?
Answer: How is Brody disease diagnosed? Brody disease is suspected in people with the characteristic symptoms of this disorder (e.g., peudomyotonia, myoglobinuria etc...). In addition, people with this disease may have normal or slightly elevated creatine kinase levels. Click here to learn more about creatine kinase testing. A careful evaluation of muscle tissue samples obtained from muscle biopsy shows type 2 A and B atrophy with angulated fibers. Also, biochemical and immunological testing of the activity of certain proteins in the cell (i.e., sarcoplasmic reticulum Ca ATPase) can also help confirm the diagnosis.
Source: GARD