For a 16-month-old girl, head circumference 45.5 cm is generally within the normal range.
* It is around the lower-middle percentiles on standard growth charts.
* What matters most is whether her HC has been following a consistent percentile trajectory.
* If development, weight and height are appropriate and there has been no crossing down of percentiles, you need not worry. Monitor her developmental milestones, weight and height being appropriate for her age at visits to your paediatrician.
Answered2026-09-04 16:54:58
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