<prompt> IUGR is caused by all except-DiabetesAlcoholSmokingChronic renal failure  <response>: Ans. is a i.e., Diabetes Causes of IUGR small for date Environmental i Ethnic, racial and geographic ii Social and economic status iii Nutritional Maternal i Sho stature of mother ii Primi or grand multipara iii Young adolescent mother below 20 years iv Low pre-pregnancy weight v Smoking and tobacco or alcohol abuse vi Maternal illness : anemia, hea disease, malaria vii Complication of pregnancy : pre-eclampsia, hypeension viii Previous similar baby Placental factors Disorders of implantation of placenta, ahruptio placenta extensive placental infarcts and structural or function abnormalities of placenta. Single umbilical aery vascular thrombosis also predispose to bih of small baby Fetal factors i First born babies are generally smaller ii Genetics or chromosomal aberrations iii Twining and multiple pregnancies iv Intrauterine infections Note : In CRF there is hypeension which is one of the cause of IUGR. Propranolol also causes IUGR. 