Table 3.

Organ System Abnormalities Resulting from Twin-to-Twin Transfusion Syndrome

Potential Organ System Abnormalities	Neonatal Period	Long Term
Neurologic	Periventricular leukomalacia, intraventricular hemorrhage	Language delay, strabismus, mental retardation, cerebral palsy
Cardiogenic	Cardiomyopathy with systolic or diastolic dysfunction	Pulmonary stenosis, atrial septal defect
Other	Anemia/polycythemia, limb ischemia	Unknown