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Published on: September 5, 2011
Parapagus conjoined twins with unilateral mesenteric venous outflow
Kelly Mattix1, Patrick J Healey, Robert S Sawin
1Division of Pediatric Surgery, Seattle Children's Hospital, University of Washington School of Medicine, Seattle, WA 98105, USA.
Journal of Pediatric Surgery
|August 17, 2011
Summary
Separating conjoined twins can lead to vascular complications. A successful surgical shunt restored mesenteric flow, enabling both twins to thrive independently after a difficult separation attempt.
Area of Science:
- Pediatric surgery
- Vascular surgery
- Congenital anomalies
Background:
- Parapagus conjoined twins present complex surgical challenges, particularly concerning shared vascular structures.
- The mesenteric-portal venous axis is critical for gastrointestinal function and liver perfusion.
Observation:
- An attempted separation of parapagus conjoined twins was complicated by an inseparable mesenteric-portal venous axis.
- The right twin lacked a superior mesenteric artery, and the shared mesenteric drainage could not be divided.
- Post-separation, the right twin experienced growth failure and hypoglycemia due to compromised mesenteric flow.
Findings:
- A surgical shunt was created to re-establish mesenteric blood flow to the right twin's liver.
- The twins' mesenteric drainages were successfully separated after the shunt procedure.
- One year postoperatively, both twins demonstrated independent nutrition and stable glucose levels.
Implications:
- This case highlights the critical importance of meticulous pre-operative vascular assessment in conjoined twin separation.
- Surgical intervention, including shunting, can successfully manage mesenteric vascular complications.
- Effective management allows for improved outcomes and long-term survival for conjoined twins.
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