PAEA Surgery End Of Rotation (EOR) Practice Exam

What is characterized as a bulge and weakness of the linea alba without actual herniation?

1. Diastasis recti

2. Herniation

3. Inguinal lump

4. Ventral hernia

The correct answer is: Diastasis recti

Diastasis recti is characterized by a bulge and weakness of the linea alba without actual herniation. This condition occurs when there is a separation of the rectus abdominis muscles along the midline, leading to a visible protrusion when the abdominal muscles are contracted. It often develops during and after pregnancy but can also occur in individuals with significant weight fluctuations or increased abdominal pressure. The absence of actual herniation distinguishes diastasis recti from other conditions such as a hernia, where there is a defect in the abdominal wall allowing for the protrusion of tissue or organs through a weakened area. Therefore, the key feature of diastasis recti is this bulging at the midline without any passage of abdominal contents through the wall, which is critical for understanding the distinctions between various abdominal wall conditions.