amount of blood and body weight

hi
i am a new member though have read a lot.my son is 6mnth old,he weighs 6.25kgs.he has had 3 transfusions of 100ml blood each time.how is the amount of blood to be transfused calculated?
warm regards
aabha

Hi Aabha
The blood volume transfused is usually 15ml/kg. But sometimes if the pre tx hb is low the volume can be increased to 20ml/kg.

regards
maha

dear maha
thanks a lot.you have been a great help.have to go for a tranfusion tomorrow.
regards
aabha