Matching Pairs Wrist and Hand Diagnoses Online version Match the appropriate wrist and hand pathology with its corresponding diagnosis. Have fun! by Cheryl Obregon 1 Boxer's Fracture 2 Carpal Tunnel Syndrome 3 Kienbock's Disease 4 Guyon's Tunnel Syndrome (Cyclist's Palsy) 5 Mallet Finger 6 Skier's Thumb 7 Triangular Fibrocartilage Tears 8 Scaphoid Fracture 9 Bennett's Fracture 10 de Quervain's Tenosynovitis Pressure on the ulnar nerve at the wrist from many different sources, including external pressure. Increased risk with participation in contact sports or jumping sports. FOOSH injury common. Stress imposed by falling onto outstretched hands; involves an ulnar collateral ligament. Pressure on the median nerve at the wrist caused by swollen, inflamed, or scarred tissue. Pain that is worse with wrist extension or ulnar deviation (such as with push-ups). Blood supply to the lunate is disrupted. Causes may be microtrauma or repetitive stress. Inflammation of one or two tendon sheaths or strain of the extensor pollicis brevis (EPB) and abductor pollicis longus (APL). Involves the fifth metacarpal