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Talk about every stage of pregnancy, from early symptoms to preparing for birth.

rhesus negative

7 replies

olivo · 12/01/2006 12:25

Can anybody help? I am 7+5 and have found out that I am rhesus negative. Does this put me/my bean at increased risk of anything - I have read about injections or something that you (might)have to have. Does it also depend on my dh's blood group?
Sorry to sound so confused, but I am!!

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Are your children’s vaccines up to date?
misdee · 12/01/2006 12:29

1st pregnancy?

if you have a bleed at all or a knock to the bump (past 12 weeks ithink) then you will need a jab of anti-d in case the baby is rh+, as it can cause problems for the baby and any other children you may have. i had blood tests during pregnancie to check for anti bodies.

if you dh is also rh- then you wont need anti -d.

olivo · 12/01/2006 12:31

Yes. ist one. thanks - i had a small amount of bleeding/brown discharge ( sorry TMI!) at around 5 weeks - presumably this isnt a risk as i did go to the doctors and she didnt say anything .
thanks misdee.

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Icemum · 12/01/2006 13:16

I m rh- an had a slight bleed with my third at 7 weeks, didn't need anti d because the ciculating blood volumne of baby at this stage is virtually nil. I only needed anti d after my first as she is the only one of mine who is rh pos.

Roobie · 12/01/2006 13:22

As misdee said if your dh is also rh-ve then the baby will also be -ve and it is not an issue. However even if you know what bloodgroup your dh is they will not take this into account and will operate as though there is going to be the chance of the baby being +ve (something to do with it being impossible to be sure who the father is all the time and not wanting to take any chances!).
They should check your blood for antibodes again at around 28 weeks and if levels are high you will get an antiD jab. They will test your baby's blood type once it is born and will give you another dose of antiD if it is rh+ to protect subsequent pregnancies.

Ponka · 12/01/2006 13:27

I'm pregnant with my second and have just had a shot of anti - D in my bum from the midwife yesterday

There wasn't much in the first pregnancy though. They keep an eye on you. Then just after the birth there'll be a course of Anti - D injections if, when they test baby's blood, he/she is positive. Then a routine couple of injections later on during subsequent pregnancies if you have any (O.K, I'm sure you're not thinking that far ahead!)

Stop me if I'm wrong, anyone, but I think being Rhesus negative had something to do with having 'blue' babies before the invention and use of the Anti D injection?

Icemum · 12/01/2006 13:34

Yep ponka you are right about blue babies.

Roobie · 12/01/2006 13:34

Useful summary here

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