Distal median nerve dysfunction
Alternative Names
Neuropathy - distal median nerveSymptoms
- Sensation changes of the thumb and first 2 fingers
- Numbness, decreased sensation
- Tingling, burning sensation
- Waking up at night with wrist or hand pain (may be severe)
- Weakness of the hand
- Dropping things
- Difficulty grasping objects
Exams and Tests
Examination may show decreased sensation in the thumb side (radial) fingers of the hand. There may be weakness of the thumb and difficulty using it to pinch.
Tests that reveal distal median nerve dysfunction may include:
- EMG (a recording of electrical activity in muscles)
- Nerve conduction tests
- Nerve biopsy (rarely needed)
Tests are guided by the suspected cause of the dysfunction as suggested by the patient's history, symptoms, and pattern of symptom development. They may include various blood tests, x-rays, imaging scans, or other tests and procedures.
A.D.A.M., Inc. is accredited by
URAC, also known as the American
Accreditation HealthCare Commission. URAC's accreditation program is
the first of its kind, requiring compliance with 53 standards of quality and
accountability, verified by independent audit.
The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. Copyright 2005 A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.