U.S. doctors online nowAsk doctors free
A 34-year-old member asked:

Please explain why is it important for an ob-gyn to know the blood type of the father?

2 doctor answers9 doctors weighed in
Dr. Rajnish Jaiswal
Emergency Medicine 25 years experience
Blood Types Matter: Depending on the blood type of the mother and father, the child may be at risk of blood group incompatibility. Knowing this in advance allows the doctors to prevent this potentially life threatening condition by giving certain medications at different stages of pregnancy.
Created for people with ongoing healthcare needs but benefits everyone.
Dr. Diane Minich
Family Medicine 38 years experience
Depends: on the blood type of the mother, certain blood types in the baby (determined by mother and father's blood types) can cause life threatening reaction to the baby or future pregnancies.
Created for people with ongoing healthcare needs but benefits everyone.

Similar questions

A 49-year-old member asked:

Wondering why would an ob-gyn have to know the blood type of a father?

1 doctor answer1 doctor weighed in
Dr. Ed Friedlander
Pathology 45 years experience
Rh factor: If Mom does not have the major Rh factor and Baby gets it from Dad, Mom may need to be treated to prevent her from making antibodies.
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:

What are reasons why would an ob-gyn have to know the blood type of the father?

1 doctor answer2 doctors weighed in
Dr. Rajnish Jaiswal
Emergency Medicine 25 years experience
Blood Types matter: Depending on the blood type of the mother and father, the child may be at risk of blood group incompatibility. Knowing this in advance allows the doctors to prevent this potentially life threatening condition by giving certain medications at different stages of pregnancy.
Created for people with ongoing healthcare needs but benefits everyone.
Last updated Dec 11, 2016

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.