GAIA Level 4 Postnatally Diagnosed Congenital Microcephaly

**Semantic type:** Classification

**Definition:** GAIA Level 4 Postnatally Diagnosed Congenital Microcephaly is defined by two criteria: first, a live birth, stillbirth, or spontaneous or therapeutic abortion; second, a diagnosis of congenital microcephaly based on either a physical inspection without head circumference (HC) measurement, OR an ICD-9-CM or ICD-10-CM code that does not meet the validated algorithm criteria used in the case definition for GAIA Level 3 Postnatally Diagnosed Congenital Microcephaly.

**Synonyms:** - Global Alignment of Immunization safety Assessment in pregnancy Level 4 Postnatally Diagnosed Congenital Microcephaly - Level 4 Postnatally Diagnosed Congenital Microcephaly