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词汇 myotonia
释义

Definition of myotonia in English:

myotonia

noun ˌmʌɪə(ʊ)ˈtəʊnɪəˌmīəˈtōnēə
mass nounMedicine
  • Inability to relax voluntary muscle after vigorous effort.

    肌强直

    Example sentencesExamples
    • Myotonic dystrophy, the most common form of muscular dystrophy in adults, affects the eyes, heart, hormonal systems, and blood, in addition to causing muscular dystrophy and involuntary muscle stiffness (myotonia).
    • Hereditary defects in the channels are known to cause many diseases, including dominant and recessive myotonia, Bartter's syndrome, and Dent's disease.
    • In several small studies, selenium supplementation seemed to have an effect on myotonia.

Derivatives

  • myotonic

  • adjective ˌmʌɪə(ʊ)ˈtɒnɪk
    Medicine
    • This mutation also causes painful myotonic stiffness in humans.
      Example sentencesExamples
      • And I went to the clinic to see if I had a thing called myotonic muscular dystrophy, which is also known as Steinert's disease.
      • The researchers will focus on myotonic and facioscapulohumeral muscular dystrophies.
      • In addition, diseases resulting in impaired contraction of striated muscle, such as myasthenia gravis or myotonic dystrophies, may demonstrate similar abnormalities.

Origin

Late 19th century: from myo- 'muscle' + Greek tonos 'tone'.

Definition of myotonia in US English:

myotonia

nounˌmīəˈtōnēə
Medicine
  • Inability to relax voluntary muscle after vigorous effort.

    肌强直

    Example sentencesExamples
    • Hereditary defects in the channels are known to cause many diseases, including dominant and recessive myotonia, Bartter's syndrome, and Dent's disease.
    • Myotonic dystrophy, the most common form of muscular dystrophy in adults, affects the eyes, heart, hormonal systems, and blood, in addition to causing muscular dystrophy and involuntary muscle stiffness (myotonia).
    • In several small studies, selenium supplementation seemed to have an effect on myotonia.

Origin

Late 19th century: from myo- ‘muscle’ + Greek tonos ‘tone’.

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