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.

Alcohol toxicity

Immune thrombocytopenia (ITP)

Familial thrombocytopenia

Thrombotic thrombocytopena purpura (TTP)

ITP with bleed

Antiphospholipid syndrome (APS)

Medication effect

Dilutional thrombocytopenia

Gestational thrombocytopenia

HELLP

Infection

Cirrhosis

Extracorporeal circuit

Outpatient

Urgent care

Inpatient

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Matching exercise

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

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TTP

Cirrhosis

PTP

Target cells, acanthocytes

Platelet clumping

Schistocytes

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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.

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Threshold for ITP diagnosis

Threshold for treating ITP

Threshold for increased risk of bleeing

Platelet count < 10K

Platelet count < 30K

Platelet count < 100K

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Which is more common:

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

Sorting exercise

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

Corticosteroids

TPO receptor agonists

Rituximab

IVIG

First-line therapy

Second-line therapy

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