I72.2

Clinical Causes: High blood pressure (hypertension) Atherosclerosis (build-up of fats, cholesterol, and other substances in the arteries) Genetic connective tissue disorders such as Ehlers-Danlos syndrome or Marfan syndrome Trauma or injury to the abdomen or flank region Congenital defects present from birth Inflammatory conditions affecting blood vessels, such as vasculitis

Key Symptoms: Often no symptoms are present, especially in early stages Flank pain or discomfort on the affected side High blood pressure that is difficult to control Pulsatile mass felt in the abdomen or flank region Symptoms related to rupture, such as sudden severe pain, dizziness, or shock, which are medical emergencies

Diagnosis Path: Diagnosis typically involves imaging studies to visualize the blood vessels and identify aneurysms. Common methods include: - Ultrasound or Doppler ultrasound to assess blood flow and detect irregularities - Computed tomography angiography (CTA) for detailed cross-sectional images - Magnetic resonance angiography (MRA) to visualize blood vessels without radiation exposure - Conventional angiography, which can also be used when endovascular treatment is planned Proper diagnosis requires healthcare providers to evaluate the size, location, and any potential risks associated with the aneurysm.

Treatment Protocols: Management of a renal artery aneurysm depends on its size, location, symptoms, and risk of rupture. Approaches include: - Observation and regular imaging for small, asymptomatic aneurysms, especially if the risk of rupture is low - Surgical repair, which may involve open surgery to remove or reinforce the aneurysm - Endovascular procedures, such as coil embolization or stent placement, minimally invasive options that occlude or reinforce the weakened vessel section - Controlling underlying risk factors like hypertension to prevent growth or rupture The treatment plan is tailored to each individual, considering overall health, aneurysm characteristics, and potential risks.