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Diagnostic Tests for Arm numbness

Diagnostic Test list for Arm numbness:

The list of diagnostic tests mentioned in various sources as used in the diagnosis of Arm numbness includes:

  • General appearance - abnormal posture, muscle wasting, abnormal arm movements.
  • Physical examination
    • May be necessary to examine a variety of joints including the cervical spine, shoulder, elbow , wrists and the various joints of the hand
    • Test muscle tone, power, reflexes and co-ordination of upper limbs
    • Test sensation of upper limbs - including pain , touch , temperature and vibration sensation.
    • Examine each nerve of the upper limb (including radial , median, ulnar nerve and also brachial plexus
    • Examination of cranial nerves - if also affected would suggest a diagnosis of cerebrovascular disease , a mass in the brain, migraine or multiple sclerosis.
    • Examination of the lower limbs
  • Blood tests
    • Full blood count
    • ESR
    • Electrolytes
    • Arthritis screen - (e.g. Rheumatoid factor, ENA and ANA autoantibodies ).
    • Blood sugar - to detect diabetes which can cause peripheral neuropathy and peripheral nerve lesions.
    • Thyroid function tests to diagnose hypothyroidism ( can cause carpal tunnel syndrome)
    • Syphilis antibody test if indicated
  • Radiology investigations
    • Neck X-ray - look for cervical rib which may cause thoracic outlet syndrome.
    • Upper Thoracic spine X-Ray
    • Elbow, forearm, Shoulder X-ray
    • Wrist and Hand X-Ray
    • CT Scan or MRI of Cervical spine - if nil numbness of the face or cranial nerve signs - can detect nerve root entrapment in the intervertebral foramina of the cervical spine or a disc prolapse.
    • CT Brain - if also numbness of the face or cranial nerve signs to detect cerebrovascular disease , mass in brain.
    • MRI Brain and Spinal cord - to detect multiple sclerosis.
  • Nerve Conduction studies
  • Electromyography - to diagnose entrapment syndromes of peripheral nerves.
  • Spinal tap - to help diagnose Multiple sclerosis.

Home Diagnostic Testing

These home medical tests may be relevant to Arm numbness causes:

Conditions listing medical symptoms: Arm numbness:

The following list of conditions have 'Arm numbness' or similar listed as a symptom in our database. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.

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Conditions listing medical complications: Arm numbness:

The following list of medical conditions have 'Arm numbness' or similar listed as a medical complication in our database.

 

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