Module 1 - GAP Theory
Module 2 - GAP Practice

1.8 Causes of Fetal growth Restriction 3

The fetus may be pathologically small due to maternal, fetal or placental factors – e.g. 

Maternal factors 
•    poor nutritional status, anaemia, recent pregnancy
•    smoking, alcohol and/or drug use
•    hypertension
•    diabetes
•    pulmonary, cardiovascular or renal disease

Fetal Factors
•     chromosomal abnormalities
•     intrauterine infection

Utero-placental
•     placental disease/dysfunction
•     multiple pregnancy
•     uterine malformations


3.  Royal College of Obstetricians and Gynaecologists The Investigation and management of the Small-for-Gestational Age Fetus:
Green-top Guideline No. 31: 2nd Edition. RCOG 2013