P and P^k Blood Group

Question 1

PHENOTYPE: P1
Detectable Antigen:
Possible Antibodies:

Answer 1

Detectable Antigen: P1, P, P^k*
Possible Antibodies: none

Question 2

PHENOTYPE: P2
Detectable Antigen:
Possible Antibodies:

Answer 2

Detectable Antigen: P, P^k*
Possible Antibodies: Anti-P1

Question 3

PHENOTYPE: p
Detectable Antigen:
Possible Antibodies:

Answer 3

Detectable Antigen: none
Possible Antibodies: anti-PP1P^k

Question 4

PHENOTYPE: P1k
Detectable Antigen:
Possible Antibodies:

Answer 4

Detectable Antigen: P1, P^k
Possible Antibodies: Anti-P

Question 5

PHENOTYPE: P2^k
Detectable Antigen:
Possible Antibodies:

Answer 5

PHENOTYPE:
Detectable Antigen: P^k
Possible Antibodies: Anti-P, Anti-P1

Question 6

• Found on Fetal Red cells as early as 12 weeks ; weakens @gestational age
• deteriorates rapidly on storage

Answer 6

P1 antigen

Question 7

P1 - like antigen

Answer 7

Plasma
Droppings of Pigeons
Turtledove
Eggwhite of turtledove

Question 8

P1 substance has been identified in

Answer 8

Hydatid cyst
Extract of Lumbricoides terrestris
Ascaris suum

Question 9

P BLOOD GROUP ANTIBODY:

• common, naturally occurring IgM
• cold reactive
• observed in individuals w/ HYDATID DISEASE (fascioliasis, C. sinensis, Opositorchis viverrini)

Answer 9

Anti-P1

Question 10

P BLOOD GROUP ANTIBODY

• originally called ANTI-Tj^a
• predominantly IgM, sometimes IgG
• SPONTANEOUS ABORTIONS in early pregnancy

Answer 10

Anti-PP1p^k

Question 11

P BLOOD GROUP ANTIBODY:

• naturally occurring alloantibody
• hemolytic with a wide thermal range of reactivity
• BIPHASIC

Answer 11

Anti-P

Question 12

P BLOOD GROUP ANTIBODY:

Anti-P can be demonstrated using

Answer 12

Donath-landsteiner test

Question 13

P BLOOD GROUP ANTIBODY:

Associated with PAROXYSMAL COLD HEMOGLOBINURIA

Answer 13

Anti-P

Question 14

P BLOOD GROUP ANTIBODY:

Reported in serum of P1 individuals with
BILIARY CIRRHOSIS
AIHA

Answer 14

Anti-P^k