What does the term "cubital tunnel syndrome" refer to?

Cubital tunnel syndrome specifically refers to the compression of the ulnar nerve as it traverses through the cubital tunnel, which is located at the elbow. The ulnar nerve runs along the inner part of the elbow, and when it becomes compressed or irritated, it can lead to symptoms such as pain, numbness, tingling, or weakness in the hand and fingers, particularly in the ring and little fingers. This condition commonly arises from repeated elbow flexion or direct pressure on the elbow, causing the ulnar nerve to be pinched.

Recognizing the specific nerve involved is crucial for understanding the symptoms and appropriate treatment options. For example, compression of the median nerve is associated with carpal tunnel syndrome but does not occur in the cubital tunnel. Similarly, compression of the radial nerve typically causes different symptoms and is related to a distinct anatomical pathway. Inflammation of the elbow joint may contribute to discomfort but does not capture the neural compression aspect central to cubital tunnel syndrome. Thus, the defining characteristic of cubital tunnel syndrome is the involvement of the ulnar nerve at the elbow.