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.
Symptoms of Ulnar Nerve Contusion
- 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
- 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
- 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.