BL 5

Question 1

What is the half life of IgG?*

Answer 1

6 hours

Question 2

How many days does it take for neutrophils to turn over?

Answer 2

1-2 days

Question 3

Which cytokine is used to produce eosinophils?

Answer 3

IL-5

Question 4

What is considered low absolute neutrophil count for:
Term newborn (up to 1 wk)
Infant (1 week - 2 years)
Child, adolescent, adult
Ethnic and racial groups

Answer 4

Term newborn (up to 1 wk): < 3,000
Infant (1 week - 2 years): < 1,100
Child, adolescent, adult: < 1,500
Ethnic and racial groups: ~900

Question 5

Which syndrome is at risk for myeloid leukemia or myelodysplastic syndrome (MDS)?

Answer 5

Kostmann syndrome

Question 6

Which syndrome can result in 1/2 developing aplastic anemia or MDS/leukemia.

Answer 6

Shwachman-Diamond Syndrome:

Question 7

Which immunoglobulin has a half life of 6 hours?

Answer 7

IgG