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Guide Wire Assisted Catheterization and Colored Dye Injection for Vascular Mapping of Monochorionic Twin Placentas
Published on: September 5, 2011
A case of TRAP sequence: acardiac twin
Inderpreet Sohi1, Betty Chacko, Kanwal Masih
1Department of Paediatrics, Christian Medical College & Hospital, Ludhiana, Pb.
Indian Journal of Pathology & Microbiology
|March 18, 2004
Summary
Monochorionic twinning can cause severe complications like Twin Reversed Arterial Perfusion (TRAP) sequence. Early diagnosis via sonography is crucial for improving survival rates in the healthy twin.
Area of Science:
- Perinatology
- Maternal-Fetal Medicine
- Reproductive Biology
Background:
- Monochorionic twinning is associated with significant neonatal risks.
- Twin-twin transfusion syndrome affects 5-35% of monochorionic pregnancies.
- Acardiac twinning (TRAP sequence) is a rare, severe form of this syndrome.
Observation:
- TRAP sequence occurs in approximately 1 in 35,000 pregnancies.
- The acardiac twin is non-viable.
- The mortality rate for the pump twin is approximately 50%.
Findings:
- Early antenatal diagnosis through close sonographic monitoring is essential.
- Timely delivery is critical for the survival of the normal fetus.
- This case highlights the rarity and clinical presentation of TRAP sequence.
Implications:
- Improved diagnostic strategies can enhance fetal outcomes in TRAP sequence.
- Understanding TRAP sequence contributes to managing high-risk pregnancies.
- Further research may refine management protocols for acardiac twinning.
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