Question
‘Swiss cheese defects’ are seen during laparoscopic repair of:
| A. |
Ventral hernia |
| B. |
Inguinal hernia |
| C. |
Obturator hernia |
| D. |
Femoral hernia |
|
Correct Answer » A Explanation |
 |
Clinical Reasoning for the Correct Answer:
– “Swiss cheese defects” describe multiple small fascial defects resembling holes in Swiss cheese, separated by intervening tissue.
– These are classically found in the anterior abdominal wall (ventral), especially during laparoscopic ventral hernia repair, due to the presence of multiple small hernias (e.g., incisional, epigastric, Spigelian).
Why Option A is Correct (Ventral hernia):
– Laparoscopic ventral hernia repair often reveals multiple small defects, especially in the setting of prior laparotomies or incisional hernias.
– The defects are visualized as “Swiss cheese” due to multiple adjacent holes in the fascia of the abdominal wall.
Why Option B is Incorrect (Inguinal hernia):
– Inguinal hernias usually present as a single defect at the inguinal canal.
– Multiple small, closely spaced defects (“Swiss cheese” appearance) are not a feature of inguinal hernias.
– Main differentials: indirect vs direct inguinal hernias; not multiple facial disruptions.
Why Option C is Incorrect (Obturator hernia):
– Obturator hernias protrude through the obturator foramen, typically presenting as a solitary, deep pelvic hernia.
– “Swiss cheese” defects are not characteristic of this rare type.
Why Option D is Incorrect (Femoral hernia):
– Femoral hernias protrude through the femoral canal medial to the femoral vein.
– Characterized by a single, round defect—not multiple small fascial holes.
