The ulnar nerve traverses down the interior side of elbow. Contusion to ulnar nerve signifies a bruising injury to the nerve near the surface of skin as a result of direct trauma. Contusion results in capillaries to tear and bleed. The blood from torn capillaries enters the nerve. If it is a direct injury to the nerve, then it causes damage of the nerve. Symptoms of ulnar nerve contusion are pain, weakness, and loss of sensation in the fourth and fifth digits.[1]
Symptoms of Ulnar Nerve Contusion[2]
- Sensation of tingling, numbness and burning sensation in the hand and digits.
- Acute pain which can radiate from elbow to wrist.
- Weakness of hand.
- Weakness of grip.
- Swelling of elbow.
- Presence of tenderness in the inside part of elbow.
- Muscle atrophy.
- A reduction in the performance of sportsmen especially those who require strong grip.
Causes of Ulnar Nerve Contusion[3]
- Traction injury.
- Progressive compression due to inflammation and adhesions as a result of repetitive strain.
- Direct blow.
- Bony growth in ulnar groove.
- Sportsmen involved in football, soccer etc. are more prone to have this type of injury.
Treatment of Ulnar Nerve Contusion[4]
- Rest is imperative in order for t he injury to heal.
- Cold therapy to reduce pain and calm down swelling.
- The arm needs to be immobilized by casting or usage of a splint.
- Anti-inflammatory drugs can be used.
- Neural stretching exercise is beneficial.
- Stretching and strengthening exercise can be begun as and when the pain calms down.
- If pain does not come down, then a surgical procedure may be needed.
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