Hernia, Abdominal Wall, Mesentery, Omentum Oct 2023

Transversus abdominis

Does not reach the scrotum

Layer of the abdominal wall that does not have a corresponding layer in the scrotum

(1) Triangle of doom

(2) Triangle of pain

(3) Circle of death

Anatomic areas of interest seen in laparoscopic hernia repair

(1) Rectus abdominis muscle (medial)

(2) Inferior epigastric vessels (superolateral)

(3) Inguinal ligament (inferolateral)

Borders of the inguinal triangle of Hesselbach

Indirect inguinal hernia

Most common subtype of groin hernia in women

Medial or inferior to the inferior epigastric vessels

Indirect inguinal hernia

Lateral or superior to the inferior epigastric vessels

Location of direct inguinal hernia in relation to the inferior epigastric vessels

History and PE

Gold standard for the diagnosis of inguinal hernias

Cystic – light shines through

Solid – light blocked by mass

Findings on transillumination test for cystic and solid testicular masses

Above and medial to the pubic tubercle

Inguinal hernia

Below and lateral to the pubic tubercle

Location of the neck of a femoral hernia in relation to the pubic tubercle

Mesh repair

Either Lichtenstein or laparoscopic

Operative technique for primary unilateral inguinal hernias in males

Omphalocele

Defect in the abdominal wall associated with Beckwith-Wiedemann syndrome

Prune Belly Syndrome

Syndrome of lax lower abdominal musculature, dilated urinary tract, and bilateral undescended testes

Lateral

Omental cysts

Mobile in ALL directions

Directional mobility of mesenteric cysts