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.

Familial thrombocytopenia

Medication effect

ITP with bleed

Dilutional thrombocytopenia

Thrombotic thrombocytopena purpura (TTP)

Gestational thrombocytopenia

Immune thrombocytopenia (ITP)

Infection

Cirrhosis

Extracorporeal circuit

Antiphospholipid syndrome (APS)

HELLP

Alcohol toxicity

Outpatient

Urgent care

Inpatient

Continue

Matching exercise

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

---

PTP

Cirrhosis

TTP

Platelet clumping

Schistocytes

Target cells, acanthocytes

Submit Correct! Sorry, Incorrect. Try Again

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 treating ITP

Threshold for increased risk of bleeing

Threshold for ITP diagnosis

Platelet count < 30K

Platelet count < 10K

Platelet count < 100K

Submit Correct! Sorry, Incorrect. Try Again

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

IVIG

TPO receptor agonists

Rituximab

First-line therapy

Second-line therapy

Continue

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