ulnar styloid process

Fri, 01 May 2026 09:25:44 +0000

Understanding the Ulnar Styloid Process: Anatomy, Function, and Clinical Significance The ulnar styloid process is a small but important anatomical structure located at the distal end of the ulna, one of the two bones in the human forearm. Though often overlooked, this bony prominence plays a crucial role in wrist stability and joint function. This article explores the anatomy, function, and clinical relevance of the ulnar styloid process, offering insight into its importance in both health and medicine. ### What Is the Ulnar Styloid Process? The ulnar styloid process (also called the ulnar tip or anterior ulnar notch) is a bony prominence projecting downward from the distal ulna. It meets the nearby radius and forms part of the wrist joint complex along with ligaments and tendons, notably the ulnar collateral ligaments and the triangular fibrocartilage complex (TFCC). While the ulna itself contributes less weight-bearing capacity compared to the radius, the styloid process is key for maintaining wrist alignment and motion.