U.S. doctors online nowAsk doctors free
A 31-year-old member asked:

On fetal ultrasound what is an abnormally large head?

1 doctor answer6 doctors weighed in
Dr. Arnold Friedman
Radiology 48 years experience
Depends: You date the fetus and if the head size is more than 2 standard deviations above what it should be it is large.
Created for people with ongoing healthcare needs but benefits everyone.
Last updated Aug 24, 2017

Disclaimer:

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.