All are true regarding symmetric IUGR except

IUGR: Evidence of wasting +   Symmetric IUGR Asymmetric IUGR Timing of problem Problem in first and early second trimester Problem in last second and third trimester Cause  TORCH infection Chromosomal anamoly Maternal problems: Maternal hypertension Placental insufficiency   Head to foot are equally affected Brain growth (head circumference) spared Ponderal index (PI) PI = Weight (gm) X 100        Length (cm3) >2 <2