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
Obstretic cause like utero - placental in sufficiency
Ponderal index >2
Problem occuring in first trimerter
Brain growth (head circum ference) spared