A O B AB A O B AB Premenopausal Females Neg Neg Neg Neg Pos Pos Pos Pos B Pos All B B O O A A AB AB Pos Neg Pos Neg Pos Neg Pos Neg Males Postmenopausal Females B Neg RECIPIENT B O A AB B O A AB Premenopausal Females Neg Neg Neg Neg Pos Pos Pos Pos If AB Pos All AB AB A A B B O O a Pos Neg Pos Neg Pos Neg Pos Neg Males Postmenopausal Females AB Neg RECIPIENT AB A B O AB A B O Premenopausal Females Neg Neg Neg Neg Pos Pos Pos Pos recipient’s blood type is unknown, e.g. an emergent situation, then use the following table: PLATELET CHOICE #1 #2 #3 #4 #5 #6 A or AB B O A or AB B O Females < 50 Y Neg Neg Neg Pos Pos Pos Males A or AB B O Females > 50 Y Pos or Neg Pos or Neg Pos or Neg
Premenopausal Females A Neg O Neg B Neg AB Neg A Pos O Pos B Pos AB Pos RECIPIENT B Pos All B Pos B Neg O Pos O Neg A Pos A Neg AB Pos AB Neg B Neg Males Postmenopausal Females Premenopausal Females B Neg O Neg A Neg AB Neg B Pos O Pos A Pos AB Pos RECIPIENT AB Pos All AB Pos AB Neg A Pos A Neg B Pos B Neg O Pos O Neg AB Neg Males Postmenopausal Females Premenopausal Females AB Neg A Neg B Neg O Neg AB Pos A Pos B Pos O Pos If a recipient’s blood type is unknown, e.g. an emergent situation, then use the following table: PLATELET CHOICE #1 #2 #3 #4 #5 #6 Females < 50 Y A or AB Neg B Neg O Neg A or AB Pos B Pos O Pos Males Females > 50 Y A or AB Pos or Neg B Pos or Neg O Pos or Neg