S65.092

Clinical Causes: Trauma from cuts or lacerations during accidents or injuries Crush injuries from heavy objects or machinery Fractures of the wrist or hand that damage nearby blood vessels Penetrating injuries from sharp objects such as knives or glass Surgical complications involving the wrist or hand

Key Symptoms: Pain localized at the injury site, often sharp or throbbing Swelling or tenderness around the wrist and hand Bleeding or hematoma (a collection of blood under the skin) Loss of sensation or tingling in the fingers and hand Weakness or numbness in the affected hand Signs of poor blood flow, such as pale or cool skin In severe cases, tissue damage or necrosis may occur if blood supply is significantly compromised

Diagnosis Path: Diagnosing an injury to the ulnar artery typically involves a combination of physical examination and imaging tests. Healthcare providers may assess for signs of bleeding, pulse presence, and sensory function. Imaging techniques such as Doppler ultrasound or angiography can confirm the extent of vascular damage and blood flow. X-rays might also be performed if there is suspicion of accompanying bone fractures. Early diagnosis is crucial to prevent further complications and to guide effective treatment.

Treatment Protocols: Treatment options depend on the severity of the injury. Typical approaches include: - **Direct Pressure and Hemostasis:** Applying pressure to control bleeding initially. - **Surgical Repair:** If the artery is severed or damaged beyond simple repair, surgery may be needed to reconstruct or bypass the injured vessel. - **Vascular Grafting:** In cases where a segment of the artery is damaged, a graft may be used to restore blood flow. - **Observation and Monitoring:** Minor injuries may be managed with close monitoring and protective care. - **Antibiotics and Wound Care:** To prevent infection, especially in open wounds. Follow-up care often involves physical therapy to regain function and strength in the hand and wrist.