n.肌强直

Myotonia congenita is a rare genetic disorder characterized by muscle stiffness after voluntary contraction.
先天性肌强直是一种罕见的遗传病，表现为自愿收缩后肌肉僵硬。
The patient was diagnosed with myotonia dystrophy, causing difficulty in voluntary movements.
患者被诊断为肌强直症，导致自主运动困难。
Symptomatic myotonia often presents during physical exertion, especially after a sudden stress on the muscles.
症状性肌强直通常在身体活动时显现，特别是在肌肉突然承受压力后。
Myotonia can be exacerbated by heat or cold, making daily tasks challenging.
肌强直可能因热或冷而加重，使得日常活动变得困难。
Phonotonia, the voice change associated with myotonia, is a unique feature of this condition.
与肌强直相关的语音变化——音调变异——是这种病症的一个独特标志。
Myotonia affects mainly skeletal muscles and can lead to contractures over time.
肌强直主要影响骨骼肌肉，可能导致长期的肌肉痉挛。
A common form of myotonia is associated with a mutation in the calcium channel gene.
常见类型的肌强直与钙通道基因的突变有关。
Treatment for myotonia often involves medications to improve muscle flexibility and reduce stiffness.
治疗肌强直的方法通常包括药物，以改善肌肉的灵活性和减轻僵硬。
Research on myotonia is ongoing, with the hope of finding new therapies and cures.
对肌强直的研究持续进行，旨在寻找新的治疗方法和治愈方案。
Patient education and physical therapy can help manage the symptoms and maintain quality of life.
患者教育和物理疗法能够帮助管理症状，维持生活质量。