S45.09

Clinical Causes: Injuries to the axillary artery can result from various traumatic events, including: - Blunt force trauma from falls, car accidents, or impacts - Penetrating wounds from stabbings, gunshot wounds, or industrial accidents - Fractures of the shoulder or upper arm bones, especially the humerus - Sports injuries or contact sports accidents - Surgical complications or iatrogenic injuries during medical procedures Understanding the cause of the injury can be crucial for appropriate treatment and management.

Key Symptoms: Signs and symptoms associated with axillary artery injuries may include: - Sudden and severe pain in the shoulder, arm, or chest - Swelling or a firm lump in the shoulder or upper arm - Visible or palpable pulsating mass, indicating bleeding - Pale, cold, or mottled skin of the affected limb - Weakness, numbness, or loss of function in the arm or hand - Rapidly developing anemia or signs of shock in severe cases Recognizing these symptoms promptly is vital for seeking emergency medical care.

Diagnosis Path: Diagnosing an injury to the axillary artery typically involves: - Physical examination to assess vascular status, including pulse checks and skin color - Imaging studies such as Doppler ultrasound to evaluate blood flow - Computed tomography angiography (CTA) or magnetic resonance angiography (MRA) for detailed visualization of the blood vessels - Angiography, an invasive procedure to confirm the precise location and extent of the injury Accurate diagnosis helps determine the appropriate course of action and may involve consultation with vascular or trauma specialists.

Treatment Protocols: Management of axillary artery injuries aims to restore blood flow and prevent tissue damage or limb loss. Treatment options may include: - Emergency surgical repair to control bleeding and repair damaged arteries - Endovascular procedures such as stent placement or embolization to manage vascular injuries minimally invasively - Supportive care including fluid resuscitation, blood transfusions if necessary, and pain management - Monitoring and treating complications like compartment syndrome, which can occur due to swelling or bleeding Follow-up care involves rehabilitation, physical therapy, and regular vascular assessments to ensure proper recovery.