Muscle weakness

Muscle weakness has many different causes ranging in severity from mostly harmless to life-threatening (e.g. stroke). Weakness may affect a single muscle or all muscles in generalized muscle weakness. Causes include muscle injury, nerve disorders, spinal disorders, metabolic imbalances, and systemic diseases. The extreme form of muscle weakness ...

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Summary: Reduced strength of muscles. ...1,2

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Causes of muscle weakness include:

Bone and joint disorder causes of muscle weakness include:

Nerve disorders that ...

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Differential Diagnosis of Muscle weakness

Hypotonia: Hypotonia is a medical term used to describe decreased muscle tone. It is not the same as muscle weakness, although the two conditions can co-exist. ...Source: NINDS (NIH)3 ...

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Causes List for Muscle weakness

Possible causes of Muscle weakness (or similar symptoms) may include:4

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The types of muscle weakness are in two main categories:

Severe types of muscle weakness are:

Specific muscle group weakness includes:

  • Bicep weakness
  • Tricep weakness
  • Deltoid weakness ...
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  1. [from HPO]
  2. Source: GTR (NCBI/NIH): gtr/ conditions/ C0151786/ 
  3. Source: NINDS (NIH): disorders/ hypertonia/ hypertonia.htm
  4. Source: Algorithmically Generated List

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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.