Laser Photocoagulation of Communicating Vessels in Twin-to-Twin Transfusion Syndrome (TTTS)
Status: Recruiting
Location: See all (2) locations...
Intervention Type: Procedure
Study Type: Observational
SUMMARY
The purpose of this study is to evaluate the use of diode laser photocoagulation of the communicating vessels in twin-to- twin transfusion syndrome (TTTS) with respect to maternal, fetal and neonatal outcomes.
Eligibility
Participation Requirements
Sex: Female
Healthy Volunteers: f
View:
• Single placenta (Monochorionic)
• Polyhydramnios present in recipient twin (Greater than 8 cm maximum vertical pocket below 20 weeks and greater than a 10 cm pocket for greater than 20 weeks gestational age)
• Oligohydramnios present in donor twin (Less than 2 cm maximum vertical pocket)
• Prominent bladder in the recipient/ non-filling bladder in the donor
• Thin dividing membrane
Locations
United States
Washington
Seattle Childrens Hospital
RECRUITING
Seattle
University of Washington
ACTIVE_NOT_RECRUITING
Seattle
Contact Information
Primary
Martin P Walker, MD
martin.walker@seattlechildrens.org
206-987-3539
Backup
Melissa Dorn, RN MN
melissa.dorn@seattlechildrens.org
206-987-4137
Time Frame
Start Date: 2021-10-01
Estimated Completion Date: 2031-10-01
Participants
Target number of participants: 2000
Treatments
Patients presenting with TTTS
Pregnant persons between 16 and 36 weeks of pregnancy with a diagnosis of twin to twin transfusion syndrome
Related Therapeutic Areas
Sponsors
Leads: Seattle Children's Hospital