StayCurrentMD · Laparoscopic-assisted Repair of Morgagni Hernia
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Video10 min·Published Jan 2020Older

Laparoscopic-assisted Repair of Morgagni Hernia

Chapter 1 of 4 · Case-Based Learning

Technique & Case 1

Technique overview and first case: 2-year-old with trisomy 21

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What the experts said19 expert statements
Morgagni hernia appears centrally on anteroposterior chest X-ray and anteriorly on lateral view.
Clinical
No further imaging beyond AP and lateral chest films is required for diagnosis of Morgagni hernia.
Clinical
The laparoscopic-assisted repair uses a 5mm umbilical port for camera and stab incisions or 3mm trocars in bilateral upper quadrants.
Clinical
The epigastric incision is approximately 1.5 to 2 centimeters, placed directly overlying the hernia site.
Clinical
U-stitches of Prolene are placed between the anterior abdominal wall and posterior rim of the defect using a suture passer.
Clinical
Peritoneal attachments of the liver to the diaphragm are divided to further release the posterior rim of the defect.
Clinical
The sutures are tied sequentially in the subcutaneous space to close the defect by bringing the diaphragmatic rim up to the anterior abdominal wall.
Clinical
The first patient was discharged the following day after repair.
Clinical
The falciform ligament can tether the liver to the posterior rim of the defect and must be taken down with cautery.
Clinical
Dissection of the falciform ligament onto the diaphragmatic rim requires awareness of the proximity of the hepatic veins.
Clinical
When anterior abdominal fascia is extremely weak, sutures can be passed through a small piece of cortex placed in the transverse abdominal incision and tied over the cortex to prevent tearing through the fascia.
Clinical
A hernia sac, when found to be quite adherent to the mediastinum, can be left in situ.
Clinical
Large Morgagni defects may require six U-stitches to obtain closure.
Clinical
Fluid accumulation within the residual sac at one month post-repair may resolve by one year.
Clinical
When the distance between the anterior abdominal wall and the posterior diaphragmatic rim is quite short, an alternate simpler technique using Ethibond sutures on CTX needles can be used.
Clinical
In the alternate technique, sutures purposefully overlap to avoid any gaps in closure.
Clinical
Intermittent tension on the first stitch facilitates the passing of the second stitch.
Clinical
This laparoscopic-assisted procedure can be used in patients of all ages.
Clinical
The laparoscopic-assisted Morgagni repair is associated with a low risk of recurrence and excellent cosmetic results.
Clinical