Thrombocytosis

Question 1

Secondary thrombocytosis is also known as

Answer 1

Reactive

Question 2

Primary thrombocytosis is also known as

Answer 2

Autonomous

Question 3

Usually with bleeding and thrombotic complications

Answer 3

Primary Thrombocytosis (AUTONOMOUS)

Question 4

<1,000 x 10^9/L

Answer 4

Secondary Thrombocytosis (REACTIVE)

Question 5

> 1,000 x 10^9/L

Answer 5

Primary Thrombocytosis (AUTONOMOUS)

Question 6

Defective platelet function

Answer 6

Primary Thrombocytosis (AUTONOMOUS)

Question 7

Normal platelet function

Answer 7

Secondary Thrombocytosis (REACTIVE)

Question 8

Essential thrombocytopenia (ET)

Answer 8

Primary Thrombocytosis (AUTONOMOUS)

Question 9

Acute infection

Answer 9

Secondary Thrombocytosis (REACTIVE)

Question 10

Solid organ malignancies

Answer 10

Secondary Thrombocytosis (REACTIVE)

Question 11

Anemia (especially: iron deficiency, hemolysis,
hemorrhage)

Answer 11

Secondary Thrombocytosis (REACTIVE)

Question 12

Myelodysplastic syndrome (MDS)

Answer 12

Primary Thrombocytosis (AUTONOMOUS)

Question 13

Myelofibrosis

Answer 13

Primary Thrombocytosis (AUTONOMOUS)

Question 14

Chronic myeloid leukemia
(CML)

Answer 14

Primary Thrombocytosis (AUTONOMOUS)

Question 15

Chronic inflammatory disorders (e.g., autoimmune, TB, sarcoidosis)

Answer 15

Secondary Thrombocytosis (REACTIVE)

Question 16

Post-splenectomy

Answer 16

Secondary Thrombocytosis (REACTIVE)

Question 17

much more common than primary thrombocytosis, and only rarely requires specific treatment directed at the underlying cause

Answer 17

● Secondary thrombocytosis