S06.820

Clinical Causes: Head or facial trauma from accidents, falls, or assaults Penetrating injuries such as stab wounds or gunshot wounds Surgical procedures involving the head or neck Medical conditions leading to vessel fragility, such as aneurysms or vasculitis Sudden movements or trauma during sports activities

Key Symptoms: Headache or neck pain, often localized Dizziness or feeling of imbalance Weakness or numbness on one side of the body Visual disturbances, such as blurred vision or partial loss of sight Difficulty speaking or understanding speech Symptoms related to stroke if blood flow is significantly compromised Potential signs of arterial dissection or bleeding within the skull

Diagnosis Path: Diagnosing an injury to the internal carotid artery involves a combination of clinical evaluation and imaging studies. Healthcare providers may utilize: - **Computed tomography (CT) scan:** to identify bleeding or skull injuries - **Magnetic resonance imaging (MRI):** to visualize soft tissue and blood flow - **Magnetic resonance angiography (MRA):** to assess blood vessel integrity - **Doppler ultrasound:** to evaluate blood flow dynamics Early diagnosis is vital to prevent severe complications, including stroke or additional vascular damage.

Treatment Protocols: Management of an intracranial internal carotid artery injury typically involves a multidisciplinary approach, including vascular surgery, neurology, and radiology. Treatment options may include: - **Medical therapy:** anticoagulants or antiplatelet agents to prevent clot formation - **Endovascular procedures:** such as stent placement or embolization to restore blood flow or stop bleeding - **Surgical repair:** if necessary, to repair the damaged vessel - **Supportive care:** including monitoring for neurological changes and managing symptoms Patients are often admitted to intensive care for close observation, and treatment aims to minimize brain damage and prevent secondary complications.