🚨 CRITICAL CONCEPT
The more premature the infant, the greater the risk for ALL complications!
Remember: Gestational age is the STRONGEST predictor of neonatal outcomes.
Classification |
Definition |
Key Characteristics |
Primary Concerns |
Extremely Preterm |
<28 weeks |
• Translucent skin • Fused eyelids • No ear cartilage • Minimal subcutaneous fat |
• Survival 80-90% • High risk IVH, ROP • Chronic lung disease • Neurodevelopmental issues |
Very Preterm |
28-32 weeks |
• Thin skin • Some ear cartilage • Weak suck • Poor tone |
• RDS common • Feeding difficulties • Temperature instability • Apnea of prematurity |
Late Preterm |
34 0/7 - 36 6/7 weeks |
• Look mature • May have good tone • Inconsistent feeding • Sleepy |
• Hypoglycemia • Jaundice • Feeding problems • Readmission risk |
Term |
37-42 weeks |
• Full subcutaneous fat • Good muscle tone • Strong suck • Alert periods |
• Transition issues • Birth injuries • Congenital anomalies |
Post-term |
>42 weeks |
• Peeling skin • Long nails • Meconium staining • Alert, wide-eyed |
• Meconium aspiration • Hypoglycemia • Polycythemia • Poor placental function |