FreeMD® Arm Weakness (unilateral) Definition

Arm Weakness (unilateral)

Definition

Underlying Cause

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Arm Weakness (unilateral) Definition

Common names:

Arm Weakness (one arm)
Arm Weakness (unilateral)
Weak Arm (one arm)
Weakness of One Arm
Weakness of the Arm (one arm)

A person with unilateral arm weakness has muscle weakness in one arm.

Weakness can be caused by malfunction of part of the brain, spinal cord, or spinal nerves. All of these structures play a role in stimulating the muscles to move the arm.

Continue to Arm Weakness (unilateral) Underlying Cause

Related Conditions

Carpal tunnel syndrome
Cubital tunnel syndrome
Guillain-Barre syndrome
Herniated disk
Multiple sclerosis
Radial tunnel syndrome
Spinal cord injury
Spinal stenosis
Stroke

Arm weakness (unilateral)

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Last Updated: Nov 19, 2008

Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD

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