ICD-11 code : KA02.4;
Preferred Label : Fetus or newborn affected by placental transfusion syndromes;
ICD-11 definition : Twin-to-twin transfusion syndrome (TTTS) occurs in monozygotic twins while they are
in the uterus. It occurs when blood travels from one twin to the other, and the twin
that loses blood is the donor twin, while the twin that receives blood is the recipient
twin. Depending on the severity of the transfusion, both infants may experience problems,
such as anaemia, paleness, and dehydration in the donor twin, and redness and an increased
blood pressure in the recipient twin.;
ICD-11 inclusion : Fetal transfusion syndrome; twin-transfusion syndrome, in fetus or newborn; placental transfusion in fetus or newborn; Placental and cord abnormalities resulting in twin-to-twin or other transplacental
transfusion; placental transfusion syndrome, in fetus or newborn;
Origin ID : 1088791670;
Automatic exact mappings (from CISMeF team)
ICD-10 Mapping
Twin-to-twin transfusion syndrome (TTTS) occurs in monozygotic twins while they are
in the uterus. It occurs when blood travels from one twin to the other, and the twin
that loses blood is the donor twin, while the twin that receives blood is the recipient
twin. Depending on the severity of the transfusion, both infants may experience problems,
such as anaemia, paleness, and dehydration in the donor twin, and redness and an increased
blood pressure in the recipient twin.