Final answer:
Abdominal Aortic Aneurysms (AAA) that are less than 5.5 cm in size can be treated conservatively through regular monitoring and lifestyle changes.
Step-by-step explanation:
Abdominal Aortic Aneurysm (AAA) can be treated conservatively in certain cases. Small AAAs that are less than 5.5 cm in size may not require immediate surgery and can be managed with regular monitoring and lifestyle changes. For example, a patient with a small AAA may be advised to quit smoking, control blood pressure, and maintain a healthy diet.