Use of continuous fluid drainage for severe polyhydramnios due to twin to twin transfusion syndrome.

Acute polyhydramnios due to twin to twin transfusion is a rare complication of twin pregnancies which, despite treatment, has a high perinatal mortality. Repeated decompression amniocentesis has been used but is associated with certain risks. We report the use of continuous, gradual fluid drainage as an alternative method of uterine decompression.