Etiology (exemples)
cord accidents
unexplained hypoxia (fetal asphyxia)
fetal cardiovascular diseases
chromosomal diseases
fetal infections
fetomaternal blood group incompatibility
fetal bleeding
- fetal-maternal transfusion
- fetal-fetal transfusion
- intrafetal transfusion
fetal trauma
fetal tumors and fetal leukemias
unexplained fetal deaths (50%)