Formative and Others Flashcards

(44 cards)

1
Q

In what condition is HbS seen?

A

Sickle cell anaemia

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2
Q

In what condition is HbA2 seen?

A

Beta thalassamia

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3
Q

In what condition would you see polychromasia and red cells with a loss of central pallor?

A

Hereditary spherocytosis

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4
Q

What is the treatment for autoimmune haemolytic anaemia?

A

Steroids

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5
Q

How would you investigate a possible beta or alpha that trait?

A

Haemoglobin analysis

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6
Q

What gene should be investigated in suspected polycythaemia rub vera?

A

Jak 2

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7
Q

What does an excess of blasts suggest and how would you investigate?

A

Acute leukaemia

Immunophenotyping

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8
Q

What does rituximab act on?

A

CD20 in B cell lymphoma

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9
Q

How does imantinib work?

A

Tyrosine kinase inhbitor

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10
Q

How does aspirin work?

A

Inactivates cyclooxygenase

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11
Q

In what condition would you see macroovalocytes and hypersegmented neutrophils?

A

Pernicious anaemia

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12
Q

In what condition are auer rods seen?

A

Acute myeloid leukaemia

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13
Q

In what condition would you see excess and abnormal platelets?

A

Essential thrombocythaemia

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14
Q

In what condition are bence jones proteins seen?

A

Multiple myeloma

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15
Q

What do monocytes look like?

A

Horse shoe shaped nucleus - grey cytoplasm with vacuoles

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16
Q

What pathway is affected in prolonged APPT and PT times?

A

APPT - intrinsic pathway

PT - extrinsic - VII

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17
Q

What billiard condition does chronic haemolysis predispose you to?

A

Gall stones

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18
Q

How is hereditary spherocytosis inherited?

A

Autosomal dominant

19
Q

What genes are translocated in follicular lymphoma and what gene does this move?

20
Q

What genes are translocated in burkitt’s lymphoma and what gene does this move?

21
Q

What virus is associated with burrkit’s lymphoma?

22
Q

How often should B12 injections be given in pernicious anaemia?

A

3x per week for 2 weeks
Monthly for 3 months
Every 3 months

23
Q

What is the lifespan of sick RBC’s?

24
Q

What virus may cause aplastic crisis in sickle cell?

A

Parvovirus B19

25
What does hydroxyurea do in sick cells disease?
Increases concentration of HbF
26
What is the target warfarin INR?
2-2.5
27
When should you aim for a higher warfarin target?
In recurrent thrombosis and prosthetic valves
28
What are the 3 features of plummer vinson syndrome?
Oesophageal webs Glossitis Iron deficiency anaemia
29
What antibodies are present in idiopathic thrombocytopenia?
Anti platelet antibodies
30
PT, APTT and platlets in warfarin therapy?
PT - prolonged APTT - normal Platelets - normal
31
PT, APTT and platlets in DIC?
PT - prolonged APTT - prolonged Platelets - decreased
32
PT, APTT and platlets in Thrombocytopenia?
PT - normal APTT - normal Platelets - decreased
33
PT, APTT and platlets in haemophilia?
PT - normal APTT - prolonged Platelets - normal
34
PT, APTT and platlets in von Willebrand?
PT - normal APTT - prolonged Platelets - normal
35
What is the commonest cause of macrocytosis?
Alcohol
36
What are the two most common causes of iron deficiency?
Menstrual bleeding | GI bleeding
37
How long after an acute bleed does reticulocytosis take to appear?
1-2 days
38
What causes febrile non haemolytic transfusion reactions?
White cell antibodies | Hypersensitivity to donor plasma proteins
39
What mode if inheritance is G6PD deficiency?
X linked recessive
40
What is the characteristic blood film appearance in G6PD deficiency?
Heinz bodies
41
How might a patient with G6PD present in childhood?
Neonatal jaundice
42
What is the most common type of hodgkins lymphoma?
Nodular sclerosing
43
Name 3 B symptoms of lymphoma?
Weight loss Fever Night sweats
44
In what condition is basophilic stippling seen?
Lead poisoning