Ulnar Nerve Lesions Causes and Treatments of Nerve Damage

An ulnar nerve injury (sometimes called an ulnar nerve lesion) can cause pain and numbness in your arm. Your arm might also feel weak if you hurt the nerve.Ulnar nerve injuries can happen from a variety of causes, including accidents and overuse. You can usually treat ulnar nerve injuries by avoiding movements or activities that make your symptoms worse, taking medication for pain, and possibly having surgery.