Quiz on TTP Classification

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What is the difference between primary and secondary immune/acquired TTP (just one answer applies)?

a
Primary, but not secondary TTP, is associated with low ADAMTS13 levels
b
Secondary, but not primary TTP, is associated with low ADAMTS13 levels
c
Primary TTP is asociated with low ADAMTS13 levels, but not with an underlying condition
d
Primary TTP is asociated with low ADAMTS13 levels in the presence of an underlying condition

True or false: Secondary immune or acquired TTP may or may not be associated with low ADMATS13 level (e.g., < 10-20%).

a
True
b
False
TTP – whether primary or secondary – is by definition associated with low ADATMS13 levels

Match the condition with the process (MAHA vs. TMA)

ECMO
Valve hemolysis
March hemoglobinuria
TTP
DIC
HUS
MAHA without TMA
TMA

Which of the following are characteristic of TTP (more than one answer may apply):

a
Thrombocytopenia
b
Renal failure
May rarely occur in TTP, much more common in HUS.
c
Neurological findings
d
Macrocytoc anemia
e
Hemolytic anemia
MAHA

Which of the following is true:

a
TMA is a type of TTP
b
TTP is a type of TMA

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