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    Weakness

    Weakness is a topic covered in the Diagnosaurus.

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    Emergency Central is a collection of disease, drug, and test information including 5-Minute Emergency Medicine Consult, Davis’s Drug, McGraw-Hill Medical’s Diagnosaurus®, Pocket Guide to Diagnostic Tests, and MEDLINE Journals created for emergency medicine professionals. Explore these free sample topics:

    Emergency Central

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    DDx

    General

    • Disuse of muscles
    • Anemia
    • Malnutrition
    • Electrolyte abnormality, eg, hypercalcemia, hypokalemia, hyponatremia
    • Endocrine disease, eg, hypothyroidism, diabetes mellitus, Cushing’s syndrome, Addison’s disease, hyperaldosteronism
    • Chronic lung or heart disease
    • Malingering
    Upper motor neuron disease
    • Stroke
    • Space-occupying lesion, eg, brain tumor
    • Spinal cord lesion
    • Multiple sclerosis
    Lower motor neuron disease
    • Anterior horn cell, eg, poliomyelitis, amyotrophic lateral sclerosis (ALS), West Nile virus
    • Motor nerve root, eg, disk protrusion
    • Nerve plexus, eg, brachial plexus neuropathy
    • Peripheral nerve, eg, diabetes mellitus, alcoholism, heavy metals, Guillain-Barré syndrome
    • Neuromuscular junction, eg, myasthenia gravis, Eaton-Lambert syndrome, botulism, organophosphate poisoning, tick paralysis, drug-induced, eg, aminoglycoside
    • Myopathy, eg, polymyositis, corticosteroids, hypothyroidism, alcohol
    • Other: aortic dissection, periodic paralysis, eg, hypokalemic, hyperkalemic, thyrotoxic

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    Last updated: December 1, 2014

    Citation

    Zeiger, Roni F.. "Weakness." Diagnosaurus, 4th ed., McGraw-Hill Education, 2014. Emergency Central, emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114814/all/Weakness.
    Zeiger RF. Weakness. Diagnosaurus. 4th ed. McGraw-Hill Education; 2014. https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114814/all/Weakness. Accessed April 21, 2019.
    Zeiger, R. F. (2014). Weakness. In Diagnosaurus. Available from https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114814/all/Weakness
    Zeiger RF. Weakness [Internet]. In: Diagnosaurus. McGraw-Hill Education; 2014. [cited 2019 April 21]. Available from: https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114814/all/Weakness.
    * Article titles in AMA citation format should be in sentence-case
    TY - ELEC T1 - Weakness ID - 114814 A1 - Zeiger,Roni F, Y1 - 2014/12/01/ BT - Diagnosaurus UR - https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114814/all/Weakness PB - McGraw-Hill Education ET - 4 DB - Emergency Central DP - Unbound Medicine ER -