Iugr aetiology

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iugr: aetiology

(Science: radiology) Uteroplacental insufficiency (80%), maternal causes, deficient supply of nutrients: smoking, malnutrition, multiple gestations, anaemia, high altitude, maternal vascular disease (more common): severe diabetes, primary placental causes, extensive placental infarctions, chronic partial separation, placenta previa primary fetal causes (20%), decreased intrinsic growth; symmetrical IUGR, congenital heart disease, genitourinary anomalies, cNS anomalies, chromsomal abnormalities (trisomy 13, 18, 21), viral infection (rubella, CMV) see also: intrauterine growth retardation (IUGR)