A member asked:

What could be causing this pang in the nerve if the emg test says the nerve is good and where do i go from here? my forearm was cut by a chainsaw 6.5 months ago. the emergency room stitched together the torn muscles and skin. the er dr said it went throu

4 doctors weighed in across 3 answers

I;m : I;m sorry to hear about your accident. It is a good thing that your ulnar nerve is working. The bad thing is that a soft tissue injury does more than affect nerves. A nerve often grows back with part of it curling into itself forming a nerve bunch called a neuroma. These can be very sensitive especially if you tap on them. Sometimes a steeroid shot helps.The problems you are having a more likely to be related to tugging on tendons and fascia (gristle) within the muscles of your forearm. You should see the hand specialist again and have him or her spell out the kind of therapy you need for your muscle damage. In the meantime work the arm yourself in warm water to help keep it as flexible as possible while it heals.

Answered 1/21/2019

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Dr. Jeffrey Wint answered

Specializes in Hand Surgery

The : The nerve conduction canbe 'ok" but there can still be nerve injury. It may be only a slight injury to the nerve that violated a few fibers but is associated with pain. It may be that there is crossover innervation and the nerve study is unintentionally misleading i.e. You had a nerve injury but the end result is that yo have no nerve deficit that is significant enough to make the nerve conduction study positive some of the symptom may just be from damage to the muscles of the forearm or scarring that resulted from the injury and have nothing at all to do with the nerve being cut or not. Scarring around or near the nerve can pull on it or lay on it when fingers move. I suggest you be re- evaluated.

Answered 10/3/2016

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You : You should see the hand surgeon again or a different one. The EMG nerve testing is a good test but not a perfect test. There are times where it shows up negative but there is still some sort of nerve damage. The damage doesn't necessarily have to be a completely cut nerve. It could be partially cut and/or trapped in scar. Additionally you may have injuries to tendon and/or muscle and they may also be trapped in scar. Possible solutions could be therapy along with possible cortisone injection and possibly surgery for removal of scar i.E so-called neurolysis and tenolysis. But please re-consult with your doctor. Best of luck.

Answered 10/4/2016

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