Get answers to your TTTS questions.
TTTS; Fetal transfusion syndrome
The donor twin is usually born smaller than the other twin, usually with paleness, anemia, and dehydration.
The recipient twin is born larger, with redness, too much blood, and increased blood pressure. Because of the increased blood volume, the recipient twin may develop cardiac failure and also require medications to strengthen heart function.
The unequal size of identical twins is referred to as discordant twins.
This condition is usually diagnosed by ultrasound during pregnancy.
After birth, the infants will receive the following tests:
Evans MI, Yaron Y, Deprest J, et al. Fetal therapy. In: Gabbe SG, Niebyl JR, Simpson JL, eds. Obstetrics: Normal and Problem Pregnancies. 5th ed. Philadelphia, Pa: Elsevier Churchill Livingstone; 2007:chap 10.
© 2011 University of Maryland Medical Center (UMMC). All rights reserved.
UMMC is a member of the University of Maryland Medical System,
22 S. Greene Street, Baltimore, MD 21201. TDD: 1-800-735-2258 or 1.866.408.6885