myopathy of connective tissue disease

例句：

1. 1. Myopathy is a condition that affects the muscles and can cause muscle weakness or wasting.
   肌病是一种影响肌肉并可能导致肌肉无力或萎缩的疾病。
2. 2. The patient was diagnosed with myopathy after undergoing tests.
   这名患者经过检查后被诊断为肌病。
3. 3. Myopathy can be caused by various factors, including genetics and environmental stresses.
   肌病可能由多种因素引起，包括遗传因素和环境压力。