Description #
This is an Obstetrics and Gynecology unit.
Learning Objectives #
The Students should be able to:
1. Define fetal growth restrictions
2. Describe etiologies of abnormal growth
3. Cite methods of screening and diagnosis of fetal growth abnormalities
4. Cite associated morbidity and mortality
Definition and etiology #
Definition of IUGR:
- infant weight <10th percentile for a particular GA
- weight not associated with any constitutional or familial causes
IUGR diagnosis is mainly based on ultrasonography.
Etiology/Risk Factors
- maternal causes:
- malnutrition, smoking, drug abuse, alcoholism, cyanotic heart disease, Type 1 DM, SLE, pulmonary insufficiency, previous IUGR
- maternal-fetal:
- any disease causing placental insufficiency
- includes gestational HTN, chronic HTN, chronic renal insufficiency, gross placental morphological abnormalities (infarction, hemangiomas)
- fetal causes: TORCH infections, multiple gestation, congenital anomali