Certified Surgical Technologist (CST) Practice Exam

When repairing a direct hernia, the surgeon works within which anatomical triangle?

1. Femoral

2. Anterior

3. Hesselbach's

4. Calot's

The correct answer is: Hesselbach's

When repairing a direct hernia, the surgical approach focuses on the anatomical area known as Hesselbach's triangle. This triangle, also referred to as the inguinal or abdominal wall triangle, is significant in hernia repair because it is the region where direct hernias typically occur due to a weakness in the abdominal wall. Hesselbach's triangle is bordered by the inferior epigastric vessels, the lateral border of the rectus abdominis muscle, and the inguinal ligament. A direct hernia occurs when abdominal contents protrude through this weak area rather than following the inguinal canal, which would be characteristic of an indirect hernia. Understanding the anatomy of Hesselbach's triangle is crucial for surgical technicians and surgeons as it helps guide the surgical technique and ensures that appropriate structures are recognized and preserved during hernia repair procedures. This knowledge aids in minimizing complications and improving patient outcomes.