Acute Leukemia Flashcards

1
Q

2 types

A

Acute myeloid leukaemia (AML)

Acute lymphoblastic leukaemia
ALL

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2
Q

ALL common in

AML common in

A

ALL- children

AML- old age

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3
Q

AML/ALL does what

A

Interferes with development and function of healthy white/red/platelet

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4
Q

Blood cells leave bone marrow then

A

Go to blood or organs like liver or spleen

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5
Q

Acute leukaemia occurs due to

Translocations

A

Mutation I. Precursor blood cells

12+21 or
9+22

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6
Q

Translocations cause

A

Abnormal proteins affecting function and cell division

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7
Q

Important subtype or leukaemia

A

15:17
Acute promylecyytic leukaemia

Affects retenoic acid receptor and gene which disrupts cell division

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8
Q

Myeloblasts differentiate into

A

Erythrocytes
Thrombocytes
Monocytes

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9
Q

Lymphoblast differentiates into

A

Pre T cell

Or pre B cell

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10
Q

Myelodysplaatic syndrome is

A

Defective maturation of myeloid cells

Build up of blasts

<20% blasts

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11
Q

When blasts go over 20% in myelodysplastic syndrome it becomes

A

AML

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12
Q

What else is related to AML/ ALL

A

Downs and radiation

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13
Q

A true leukaemia cause what kind of mutation

A

Lose ability to differentiate
Stay in the blast stage
Don’t function effectively

Other cells are crowded out causing cyptopenia

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14
Q

Uncontrollable growing blast cells do what next

A

Travel in blood and setttle in organs (liver,spleen,thymus, lymph nodes) and cause these to enlarge

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15
Q

In acute promyelocytic leukemia promyelocytes cause what

A

Activate the clotting process and cause coagulation

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16
Q

Symptoms of ALL AND AML

A
Fatigue
Easier bleeding
Abdominal fullness
Infections
Pain in lymph nodes
Pain and tenderness in bones
17
Q

Which symptoms seen more prominently in ALL

A

Pain in lymph nodes

Abdominal fullness

18
Q

Diagnosis of leukaemia

A

Peripheral blood smear

And bone marrow biopsy showing 20% blast cells

19
Q

How to differentiate ALL from AML

A

Look on slides

AML- fine chromatin
Defined nucleolus
Auer rods in cytoplasm
Large cells

ALL
Coarse chromatin
Small nucleoli
Glycogen granules 
Smaller cells
20
Q

Diagnosis method name

A

Immunophenotyping

21
Q

Treatment is based on

A

Reducing blast cells

22
Q

Treatment ALL and AML

A

Chemo
Biological therapy
Stem cell transplants
Bone marrow transplants

23
Q

Acute promyelocytic leukemia treatment

A

All trans retinoic acid