Same Blood Group

If the parents have the same blood group, it is not necessary for the fetus to be born with the same blood group. For example, if the parents have AB and O blood group, the baby can have A or B blood type, but parents with O blood type will almost always have babies with O blood group.

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Can two O positive blood group people get married?

Query: Hi doctor, I am 30 years old. I am planning to get married to a girl who is known to me. We have very good understanding. But, we have the same blood group that is O positive. Since blood group is a factor for having babies, do you think having same positive blood group could create problems for fut...  Read Full »


Dr. Prakash H Muddegowda

Geriatrician, Hematologist, Pathologist

Answer: Hi, Welcome to icliniq.com. Based on your query, my opinion is as follows: There are two major blood group systems and more than 400 minor blood group systems. The major blood group systems are ABO system and Rhesus system, which are important. In the ABO system, there is A, B, AB and O. While in Rh...  Read Full »

Will same blood group of couple cause any problem to the baby?

Query: Hi doctor, I am going to get married after six months. My fiance is my dad's sister's son. Our blood groups are the same B+. Will there be any problem to the baby? If yes, then what is the solution?  Read Full »


Dr. Lohit Chauhan

Family Physician, General Medicine Physician, Internal Medicine Physician

Answer: Hi, Welcome to icliniq.com. The blood group will not be a problem but, there are chances of high consanguinity. Consanguineous marriages are associated with an increased risk for congenital malformations and autosomal recessive diseases, with some resultant increased postnatal mortality in the off...  Read Full »

Can couple with same blood group give birth to healthy child?

Query: Hello doctor, My brother is worried about his marriage because of the same blood group. Both are having a B+ blood group. Is there any problem after marriage for getting a healthy baby? Please explain it to me so that I can talk to him.  Read Full »


Dr. Parth R Goswami

Family Physician, General Practitioner, Hematologist, Pathologist

Answer: Hello, Welcome to icliniq.com. Same blood group people can marry and can produce a normal child. There is two common universal blood group system that is ABO and Rh. If they both are relative then genetic counselling is needed. As far as same blood group is concerned, do not worry about that. If y...  Read Full »

Will there be any problem in pregnancy if the couple have same blood group?

Query: Hello doctor, I am 25 years old. I am willing to marry my childhood friend. She is elder than me by five months, and our blood group is same, which is AB positive. Here are my questions: Will there be any problem during pregnancy? Any tests required to be done for ensuring no problem in future...  Read Full »


Dr. Geetha Priyadarsini Kamminana

General Medicine Physician, Internal Medicine Physician

Answer: Hello, Welcome to icliniq.com. The medical condition that is troubling is due to Rh incompatibility. There is no possibility of that in your case as you both are AB positive and hence, your blood groups are compatible. There is no problem medically. You need not go for any tests too. All the b...  Read Full »

Mine and my wife's blood group is B. Will it cause any problem in our married life?

Query: Hello¬†doctor, My wife's and mine blood groups are the same. Both of our blood group is B. Will there be any problem in our married life?  Read Full »


Dr. Parth R Goswami

Family Physician, General Practitioner, Hematologist, Pathologist

Answer: Hi, Welcome to icliniq.com. There are two major blood group systems. ABO - According to this system, the blood group can be A, B, O, AB.  Rh system - According to this system, the blood group can be Rh positive or negative. You have not mentioned th...  Read Full »

What are the tests to be done before marrying a close relative?

Query: Hello doctor,As suggested by most of the doctor marrying a girl with the same blood group will not cause any problems, in my case the blood group is A+ve. She is my maternal uncle's daughter. She is a close relative. Can our marriage create a reduced genetic pool? Can I marry the girl? Will I have k...  Read Full »


Dr. Smrita Singh

Pathologist, Family Physician, General Practitioner, Hematologist

Answer: Hello, Welcome to icliniq.com. As you want to marry within your related family, I would suggest that you get yourself and your fiance genetically tested to estimate the risks based on both your genetic profiles. This will greatly help you with determining the chances of the child having genetic de...  Read Full »

Can same group people marry and have healthy children?

Query: Hi doctor, I am planning to marry a boy who is known to me. But we have the same blood group B positive. Can we have a problem in having children? Or any other health problems? Please clarify my doubt. If a problem is present, give me a solution to avoid it.  Read Full »


Dr. Parth R Goswami

Family Physician, General Practitioner, Hematologist, Pathologist

Answer: Hi, Welcome to icliniq.com. The same blood group people can marry and can produce a healthy child. Do not get worried as far as the blood group is concerned. If you both are relative, then genetic counseling before conception is advisable. You can rule out hemoglobinopathy by HB (hemoglobin) elect...  Read Full »

My wife and I have same blood group. Will there be a problem to the baby?

Query: Hello doctor, My wife and I have the same blood group. Presently, my wife is pregnant. What is the problem for the baby's physical body due to this?  Read Full »


Dr. Parth R Goswami

Family Physician, General Practitioner, Hematologist, Pathologist

Answer: Hello, Welcome to icliniq.com. The same blood group does not lead to any problem. The same blood group people can marry and can produce a normal child. So, as far as same blood group is concerned, do not worry about that. For more information consult a hematologist online --> https://www.iclin...  Read Full »

Will there be any problem in pregnancy if the couple has same blood group?

Query: Hello doctor, I am 28 years old, and my wife is 19 years old. Our blood group is the same, and it is (B+) B positive. Here are my questions: Will there be any problem during pregnancy or any effect for baby? Any tests required to be done for ensuring any problem in the future? Is there any solutio...  Read Full »


Dr. Parth R Goswami

Family Physician, General Practitioner, Hematologist, Pathologist

Answer: Hello, Welcome to icliniq.com. Do not worry about same blood group. It will not create any problem in pregnancy or the child. If you are relative, then genetic counseling is needed. Rule out thalassemia minor before conception. Hope this will help you. Get back with more query if you still have do...  Read Full »

My blood group is A+. Will my child suffer Rh incompatibility if I marry someone who has A-?

Query: Hello doctor, I am a 30 year old male. My blood group is A positive. I am going to marry and I am looking for a suitable match now. I wish to have two children in future. I have two questions: As my blood group is a positive and if I marry someone who also has A positive blood group, then will there...  Read Full »


Dr. Purushottam Sah

Obstetrician And Gynaecologist, Sexologist, Andrologist, Infertility Specialist

Answer: Hi, Welcome to icliniq.com. I have read and understood your problem. You are A positive and if your partner will also be A positive, it means both of you will be carrying Rh positive factor. So, there is no ill effect in marrying someone with your same blood group. If you marry someone Rh negativ...  Read Full »

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