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Head Circumference Percentile Calculator — Free Online Tool
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Head Circumference Percentile Calculator

Calculate infant head circumference growth percentile and Z-score

Pediatric Guidelines: Head circumference (occipitofrontal circumference) is a critical indicator of infant brain growth and neurological development. Enter child measurements below.
Child Measurements Input

Calculation Results

⚠️ Not medical advice. For pediatrics, child development, and clinical reference only. Evaluation of infant growth velocity, microcephaly, or macrocephaly must be interpreted and managed by a qualified pediatrician.

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