Pathophys II- Myeloid disease Flashcards

1
Q

Left shift=

A

Appearance of immature neutrophils granulocytes in the periphery

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2
Q

Leukemoid reaction is caused by

A

Severe infection

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3
Q

Which cell can we see in acute leukemia?

A

Excess of blast cells

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4
Q

In AML, we will see how many blast cells?

A

More than 20%in bone marrow and in periphery

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5
Q

% of blast cells in bone marrow of healthy person

A

5%

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6
Q

Number of blast cells in periphery of healthy person

A

0

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7
Q

__ of acute leukemia are ___ in adults

A

80%

AML

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8
Q

__ is more dominant in kids (AL)

A

ALL

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9
Q

Laboratory of AML

A

Uric acid ↑

LDH ↑

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10
Q

Immunophenotyping

A
CD33+
CD34+
CD117+
CD13+
CD15+
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11
Q

How tho differentiate btw lymphoblast and myeloblast on a smear?

A

Myeloblast have more cytoplasm

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12
Q

Myeloproliferative syndrom examples

A

CML
PV
ET
Idiopathic myelofibrosis

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13
Q

___ of all leukemia are CML

A

15%

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14
Q

CML is most common in __ age

A

50-70 years

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15
Q

What is a philadelphia chromosome

A

chr 22 that got a new piece from chr 9

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16
Q

philadelphia chromosome creates

A

bcr-abl fusion gene

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17
Q

bcr-abl fusion gene creates

A

Tyrosine-kinase

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18
Q

What is the problem with bcr-abl Tyrosine-kinase

A

Continously stimulates proliferation and inhibits apoptosis

19
Q

Blast crisis will develope after ___ years

A

3-5 years

20
Q

Blast crisis happens after which phase

A

Accelerated phase

21
Q

CML peripheral blood smear

A

All stages of differetiation of granulocytic cell line are present

22
Q

CML therapy

A

Tyrosine kinase inhibitors

Imatinib-gleevec

23
Q

Blood film of thrombocytosis

A

> 600 G/L

24
Q

Genetic test in ET

A

JAK2-V617F

in 50% of ET

25
Q

Treatment in ET

A

IFN-a

26
Q

IFN-a function

A

Inhibits Thrombopoiesis

27
Q

C. Difficile positive lady shows on blood test

A

Neutrophilia

Left shift

28
Q

C. Difficile positive lady is diagnosed with

A

Clostridium difficilr assosiated disease

29
Q

Plethoric complexion means

A

Red faced

30
Q

Uric acid is a bi product of ____

A

Purine metabolism

31
Q

Acrocyanosis=

A

Hypoxia of hands and feets

32
Q

How can we confirm Polycythemia

A

JAK-2 mutation

33
Q

How can we trear PV

A

Give IFN-a to supress bone marrow

34
Q

We need to differentiate PV into

A

Primary

Secondary

35
Q

ET PLT count

A

> 600 G/L

36
Q

Blast ration in AML

A

> 20%

37
Q

AML. Whic CD cells do we expect to find?

A

CD33
CD34
CD13
CD117

38
Q

Cmmon alteration in AML in chromosome

A

11q13 MLL gene alteration

39
Q

MLL gene alteration acounts for __ of AML

A

7%

40
Q

Where can we find BCR-ABL fusion gene?

A

CML

41
Q

How can we treat CML?

A

Imatinib- Tyrosine Kinase inhibitor

42
Q

Women with C.Difficile.

What does she have?

A

C.Difficile assosiated disease

43
Q

Patient with thick blood+she is a smoker

A

Polycythema.

Can be primary due to smoking

44
Q

A patient is diagnosed with Thrombocytemia.

What should we check next?

A

Primary- ET (JAK2 mutation)

Secondary- Malignancy….Check TPO levels, Splenectomy