AskDocDoc
/
/
/
how many types of blood group are there
FREE!Ask Doctors — 24/7
Connect with Doctors 24/7. Ask anything, get expert help today.
500 doctors ONLINE
#1 Medical Platform
Ask question for free
00H : 12M : 45S
background image
Click Here
background image
Hematologic Diseases
Question #22858
71 days ago
112

how many types of blood group are there - #22858

Advika

I am really confused about something! I've been trying to learn about blood groups after my niece needed a transfusion last week, and it got me worried. We found out that she has type O blood, which seems to be a big deal for donors. But that got me thinking — how many types of blood group are there really? I thought there were just A, B, AB, and O, is that it? Or is there more? I heard some people mention that there's like a positive and negative thing too, like A+ or B-, and that makes it even more complicated! When my sister was discussing blood groups with the doctors, I can’t really remember if they said how many types of blood group are there in total, and it’s driving me nuts! Like, is blood group classification something that varies by region or ethnicity? And how do hospitals keep all this sorted out? When I googled how many types of blood group are there, I found different answers, which just added to my confusion. Trying to get a handle on this, I mean, is it as simple as the letters or is there a whole science behind it? Appreciate any insights!

FREE
Question is closed
FREE! Ask a Doctor — 24/7,
100% Anonymously
Get expert answers anytime, completely confidential.
No sign-up needed.
CTA image asteriksCTA image

Doctors' responses

Blood groups can indeed seem a bit confusing at first, but it actually boils down to a combination of two major systems: the ABO system and the Rh factor system. In the ABO system, you were right—there are indeed four main types: A, B, AB, and O. These types are determined by the presence or absence of specific antigens on the surface of your red blood cells. Type A blood has A antigens, type B has B antigens, AB has both, and if you have type O blood, there are no A or B antigens present. Then comes the Rh factor, which can be either positive (+) or negative (-). This is another antigen present on the surface of red blood cells, and it leads to the common designation of blood types as A+, A-, B+, and so forth. So combining these systems, there are eight main blood types: A+, A-, B+, B-, AB+, AB-, O+, and O-. This classification is universally recognized, not typically varying by region or ethnicity; however, the distribution of blood types can vary in different populations around the world. Hospitals and blood banks use careful systems to keep track of these blood types to ensure that patients receive compatible blood, which is key for preventing adverse reactions. And indeed, blood type O-, known as the universal donor, can give to any other blood type because it lacks A, B, and Rh antigens, reducing the risk of transfusion reactions. It’s always a good idea to know your own blood type, just in case you ever need a transfusion or want to donate blood to help others. There is indeed a fascinating science behind blood types, involving genetics and immunology, but understanding the basic ABO and Rh systems is a great way to get a handle on it.

19181 answered questions
91% best answers
Accepted response

0 replies
FREE! Ask a Doctor — 24/7,
100% Anonymously

Get expert answers anytime, completely confidential. No sign-up needed.

About our doctors

Only qualified doctors who have confirmed the availability of medical education and other certificates of medical practice consult on our service. You can check the qualification confirmation in the doctor's profile.


THISISTESTQUESTION TEST TEST TEST TEST
how to increase hemoglobin in body
what is a blood group
How to cure thyroid, because my body weight gain day by day?
Why wbc are higher everytime are they normal
bone marrow types
to increase hemoglobin what to eat
how many types of blood group
how to increase hemoglobin level
which fruit increase hemoglobin
which blood group is best
how is a bone marrow transplant done
can low iron cause dizziness
prevention of anaemia
bone marrow transplantation
what if tlc count is high
My mom hemoglobin is 19.5 .how to reduce hemoglobin
bone marrow transplant procedure
bone marrow transplant recovery
fruits to increase hemoglobin
what are the different types of blood groups
what is haemogram
hemoglobin level increase food
how to improve hb level
hemoglobin food items
hemoglobin increase fruit
blood cancer symptoms
what causes black blood
which is the best blood group
hemoglobin fruits
coconut water platelets
which blood group is common
blood increasing fruits
what to drink to increase hemoglobin
blood thickness causes
to increase hemoglobin
Comment regle le Problème d'absorption de fer
hema medical centre
cause of haemophilia
Can I take creatine even if I have spleenomegaly
RBC count of 3.9 and always feel awfully tired. Kindly suggest what i should do ?
food for increasing hemoglobin
which blood group is most common
causes of blood thickness
which is the most common blood group
what is blood group
normal total leukocyte count
anemia day
How to reduce inflammation in the body
platelets count in my has been reduced to 60000
how to prevent anemia
ACTUALLY WHAT IS MY DISEASE, IS IT FATTY LIVER OR LIVER CRROHSIS
bansal blood bank
blood thickening reasons
causes of haemophilia
does coconut water increase platelets
which is the common blood group
how to improve haemoglobin
how to increase hb level
thalassemia minor diet
how to increase hemoglobin naturally
bone marrow operation
anemia prevention
bone marrow surgery
Persistent fatigue, dizziness, fever, burning in feet/hands, headaches & body pain after past blood infection & treated TB—what could it be?
how many type of blood
Enlarged spleen size with portal vein is diated 16mm low platelate count
Paralysis from 5 months , which food is better for ryles tube
what if tlc is high
La causse de décroissance de fer de 5 a 1.94 après un traitement de 2 mois
thalassemia carrier symptoms
haemoglobin how to increase
fruits that increase hemoglobin
how to increase hemoglobin in blood
white blood cells types
Period 2 majine se nahi aay or fir aaya toh 15 din regular
blood clot in brain is called
About Six pack abs They are ups & down
thalassemia minor symptoms
how does blood clotting occur
mcv ent city clinic
Would like to know about low ferritin levels
to increase haemoglobin
food to increase hemoglobin
what is the fastest way to cure anemia
bone marrow transplant recovery
Paralysis from 5 months, which food is better for ryles tube feeding and which food is better for nutrition
Can I take creatine even if I have spleenomegaly
how many blood groups are there
if hemoglobin is low what to eat
how to increase the hemoglobin by home remedies?
Bruising causes
can vitamin b12 deficiency be a sign of cancer
blood increase vegetables
how to increase haemoglobin level
Concerns About Low Platelet Count and Associated Symptoms
Is a platelet count of 5.00×10^3/cumm normal?
which is the strongest blood group
how to increase haemoglobin
Neurolymphomatosis or paraneoplastic syndrome?