An estimate of a child's head circumference can be made based on the body length, assuming normal development.
normal head circumference in centimeters =
= (((body length in cm) / 2) + 9.5) +/- 2.5
• Hydrocephalus will result in a larger than predicted head circumference.
• Some forms of short stature can have relatively normal head size.
To read more or access our algorithms and calculators, please log in or register.