MainMenu Back Next Index

16

 

MACROCEPHALY

 

Congenital macrocephaly is defined as a head circumference that measures above the second standard deviation for gestational age (Table 283.1). Postnatal macrocephaly implies that the head circumference grows more than expected during the neonatal period.

Table 283.1 Congenital macrocephaly: upper limits of normal head circumference for gestational age.

Gestational Age / weeks
Head Circumference / cm
28
30
32
34
36
38
40
42
44
46
28
30
32
34
36
37
38
39
40
41

 

MainMenu Back Next Index
Babson, 1976