04 - polycythemias

Question 1

1. what is polycythemia?

Answer 1

1. ^ conc of RBC in blood

Question 2

(relative polycythemia)

1-2. from what 2 things

Answer 2

1. dehydration (plasma proteins rise) and splenic contraction

Question 3

(absolute polycythemia)

(secondary)

1. secondary to what two things?

Answer 3

1. hypoxia, ^ erythropoietin production

Question 4

(absolute polycythemia)

(primary)

1. two causes?

Answer 4

1. bone marrow disorder
2. cells appear normal, and maturation process is normal