Chronic pain in the pisiform area (or wrist pain) may be caused by tendonitis of the flexor carpi ulnaris, bony fractures or osteoarthritis of the pisotriquetral joint. Osteoarthritis of the pisotriquetral joint is most often caused by acute and chronic trauma and instability.Click to see full answer. Consequently, what does the Pisiform bone do?Pisiform. The pisiform is a sesamoid bone. It is located in the flexor carpi ulnaris (FCU) wrist tendon. It protects this tendon by supporting and bearing its forces as it moves across the triquetrum during wrist movement.Also, why does my ulna bone hurt? Some causes of ulnar-sided wrist pain include: Wrist fractures. Ulnar impaction syndrome (when the ulna is longer than the radius, which can cause it to “bump into” the smaller wrist bones (Figure 2) Inflammation or irritation of the tendons that bend and extend the wrist. Furthermore, why Pisiform is a sesamoid bone? The pisiform serves as an attachment for tendons and ligaments. As it is a sesamoid bone, it acts as a pulley that provides a smooth surface for the flexor carpi ulnaris tendon to glide over. The pisiform also forms part of the ulnar canal or as otherwise called the Guyon canal.Why does my wrist bone hurt?Wrist pain is often caused by sprains or fractures from sudden injuries. But wrist pain can also result from long-term problems, such as repetitive stress, arthritis and carpal tunnel syndrome.
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