Head circumference

Head circumference is a measurement of the circumference of the child's head at its largest area (above the eyebrows and ears and around the back of the head). During routine check-ups, the distance is measured and compared to previous measurements. Normal ranges are based on sex and age.

Update Date: 2/10/2011

Updated by: David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

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