Knowledge Check

Sorting exercise

Drag and drop the cards with causes of thrombocytopenia on the top to the bucket that coincides with the typical clinical setting on the bottom.

Thrombotic thrombocytopena purpura (TTP)
Medication effect
Dilutional thrombocytopenia
Antiphospholipid syndrome (APS)
Extracorporeal circuit
HELLP
Gestational thrombocytopenia
ITP with bleed
Alcohol toxicity
Immune thrombocytopenia (ITP)
Infection
Cirrhosis
Familial thrombocytopenia
Outpatient
Urgent care
Inpatient

Matching exercise

Drag and drop the conditions on the left to the corresponding smear findings on the right.


TTP
PTP
Cirrhosis
Schistocytes
Platelet clumping
Target cells, acanthocytes
Correct! Sorry, Incorrect.

PTP, pseudothrombocytopenia; TTP, thrombotic thrombocytopenia purpura

Matching exercise

Drag and drop the platelet count thresholds on the left to the corresponding platelet counts on the right.


Threshold for increased risk of bleeing
Threshold for ITP diagnosis
Threshold for treating ITP
Platelet count < 10K
Platelet count < 100K
Platelet count < 30K
Correct! Sorry, Incorrect.

Which is more common:

a
Primary immune thrombocytopenia (ITP)
b
Secondary ITP

True of false: immune thrombocytopenia is a diagnosis of exclusion.

a
True
b
False

Sorting exercise

Drag and drop the cards on the top into their corresponding buckets on the bottom.

IVIG
TPO receptor agonists
Rituximab
Corticosteroids
First-line therapy
Second-line therapy

True of false: all patients with new onset immune thrombocytopenia (ITP) should receive rituximab.

a
True
b
False