Nonsurgical treatment is experimented with very first, and will consist of observation, an elbow splint or sleeve to keep the elbow prolonged (In particular even though sleeping), and/or physical therapy with an occupational or hand therapist. This can be the second most common nerve entrapment immediately after carpal tunnel syndrome. https://www.theorthopaedicandpainpractice.com/the-latest-advances-in-elbow-nerve-pain-treatment/