Neonatal Sepsis

**Definition:** Blood infection that occurs in an infant younger than 90 days old. Early-onset sepsis is seen in the first week of life and most often appears within 24 hours of birth. Late-onset occurs after 1 week and before 3 months of age.

**Tree numbers:** - C01.757.580 - C16.614.627 - C23.550.470.790.500.470

**Synonyms:** - Sepsis, Neonatal