Haematology Flashcards

(68 cards)

1
Q

How does polycythaemia vera present?

A

Itchyness, increased HB, and platelets, splenomegaly and HTN

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2
Q

What does liver failure show in terms of coagulation study bloods?

A

Prolonged PT/APTT. All the clotting factors are low apart from Factor 8 which will be super high!

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3
Q

Rouleaux formation is seen in which condition?

A

Myeloma

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4
Q

What is the classical presentation for hereditary spherocytosis?

A

Neonatal jaundice, splenomegaly, failure to thrive

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5
Q

Hereditary spherocytosis - what are the biochemical findings?

A

Haemolytic anaemia, increase unconjugated bilirubin, increased LDH, increased reticulocytes. raised mean haemoglobin concentration MCHC.

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6
Q

What is the reference range for MCV ?

A

82-100

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7
Q

Thalaessmia presents in childhood how? What are the biochemical findings?

A

Beta thalaessmia MAJOR- Anaemia, failure to thrive, frontal bossing of head
Microcytic anaemia with good iron stores.

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8
Q

How does haemophilia present?

A

Bleeding
Early in life
Haemarthorses - bleeding into joints !

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9
Q

What are the bloods for haemophilia?

A

Raised APTT (isolated)
Low factor 8/9 assay

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10
Q

What are the INR ranges for stopping/ continuing warfarin in the context of no bleeding?

A

If over 8 and no bleeding- stop and give vit k
If 5-8 and no bleeding- withhold a couple of doses.

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11
Q

Auer rods indicate?

A

Acute myeloid leukaemia

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12
Q

How does acute lymphoblastic leukaemia present (biochemically)

A

Anaemia, Thromboyctopaenia, neutropenia. PANCYTOPAENIA

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13
Q

Features of ALL

A

Most common malignancy in children
Hepatosplenomegaly
Fever
Recurrent infections

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14
Q

Antiphospholid syndrome- what is seen on bloods and what is the biochemical picture?

A

Recurrent miscarriage
Anticardiolipin
Levido reticularis

On bloods
Thrombocytopenia
Prolonged APTT

First line management is Aspirin

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15
Q

Smear cells are seen in?

A

CLL

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16
Q

Myelofibrosis has which characteristic cell?

A

Tear drop cell

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17
Q

Philadelphia chromosome is associated with which condition?

A

CML

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18
Q

Reed stenberg cells are a/w which condition?

A

Hodgkins lymphoma

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19
Q

What are the features of G6PD deficiency?

A

Precipitated by drugs/ fava beans
Intravascular haemolysis
Males
Mediterranean descent

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20
Q

What is seen on a blood film for G6PD deficiency?

A

Heinz bodies

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21
Q

Howell Jolley bodies are seen in?

A

Post splenectomy
Coeliac disease.

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22
Q

Causes of a microcytic anaemia?

A

Iron deficiency
Thalasseamia

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23
Q

B12 deficiency present with ?

A

Macrocytic (megaloblastic) anaemia and peripheral neuropathy

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24
Q

How does Idiopathic Thomboyctopenia purpura commonly present?

A

Children
Purpuric/ petechial rash following a viral illness
Epistaxis!
Low platelets is the only blood abnormality

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25
Is Haemophilia more common in males or females?
Males because X linked recessive
26
Haemophilia A is reduction in which clotting factor?
Factor 8
27
What are the features of aplastic anaemia?
Normocytic anaemia Pancytopenia (leukopenia and thrombocytopenia) Hypoplastic bone marrow.
28
What is found during biopsy when diagnosing amyloidosis?
apple green birefringence when using the Congo red stain.
29
DVT management- what are the provoking factors?
Surgery, trauma, pregnancy. HRT AND COCP are considered provoking factors!
30
Management of confirmed DVT in a patient with antiphopholipid syndrome?
LMWH and WARFARIN for 5 days then just warfarin
31
Ann Arbour staging used for?
Hodgkins and Non- Hodgkins lymphoma
32
What is the management of Hodgkins lymphoma?
Chemotherapy (ABVD) and Radiotherapy in combination
33
What does PT (prothrombin time) look at?
As you Play Tennis outside Extrinsic Overall clotting factor synthesis and consumption
34
What does APTT look at?
As you Play Table Tennis inside Intrinsic pathway
35
When switching from warfarin to DOAC what INR can you start the DOAC?
Start the DOAC when the INR is less 2.5. Apixiban start when the INR is less than 2.
36
What factors potentiate Warfarin?
Orlistat NSAIDS Inhbitors of the PY40 enzyme system (Ciprofloxacin) Cranberry Juice Liver disease
37
Management of sickle cell crisis (principles) ?
Analgesia Strong opioid if moderate or severe pain (Also add in NSAIDS/ paracetamol)
38
Non Hodgkins lymphoma is treated with?
RCHOP regime of chemotherapy for AGGRESSIVE disease R-CHOP = Rituximab, cyclophosphamide, doxorubicin, vincristine, and prednisolone
39
What sort of anaemia do you get with Beta Thalessemia?
Microcytic anaemia
40
How would beta thalassemia major present?
Microcytic anaemia Heptasplenomegaly Recurrent infections
41
CML - Which age group? - Which chromosome - First line treatment?
Age group: 60s Philadelphia chromosome First Line: Imatinib
42
CLL management?
Chemotherapy with FCR Fludarabine, cyclophosphamide and rituximab (FCR) Curative: allogenic stem cell transplant
43
What type of anaemia does sickle cell give you?
Normocytic anaemia
44
Infection with a parasite increases which white blood cell?
Eosionphils
45
How does thrombotic thromboyctopenia purpura present?
haemolytic anaemia, thrombocytopenia and neurological symptoms. Non blanching petechial rash Fever Renal failure
46
How does acute haemolytic reaction present (following blood transfusion)?
Fever, abdominal pain, hypotension Anaphyaxis is a differential but would have wheeze/angiooedema
47
What are some examples of myeloproliferative disorders?
Primary myelofibrosis PCV (Polycythaemia Rubera) Essential thrombocytopenia
48
How does essential thrombocytopenia present?
High platelets JAK 2 Burning in hands
49
Inheritance of sickle cell?
Autosomal recessive
50
Most common crisis in sickle cell?
Vasocculsive- presents with pain and ischaemia. eg strokes, acute limb ischaemia.
51
Reed Sternberg Cells indicate...
HODGKINS lymphoma
52
Von willebrand- what do the clotting studies show?
Prolonged APTT PT Normal *Most common inherited bleeding disorder**
53
Hodgkins lymphoma- management?
Chemo + Radiotherapy!
54
Non Hodgkins lymphoma- management
Wide spectrum of disease Follicular (mild form)- local radiotherapy Aggressive disease= RCHOP or Bone marrow transplant
55
What is the triad for paroxysmal nocturnal haemoglobinuria? And classic presentation?
Aplastic anaemia Haemolytic anaemia (Raised LDH and Reduced Hb) Thrombosis Man presents with dark urine in the morning that clears by afternoon
56
Sickle cell presents how? and what is seen on bloods?
Normocytic anaemia Jaundice Low ESR Might present with their first crises eg pain
57
Congenital spherocytosis presents how?
Anaemia, failure to thrive Autosomal dominant Splenomegaly
58
What are some of the causes of a unprovoked DVT/PE
Active ca. Thrombophillia EG: Risk factors that are not easily modifiable! 6 months anticoagulation
59
What disorders increase your risk of thrombosis?
Factor V leiden Antiphospholipid
60
Haemochromotosis - what are the features and which are reversible?
Problem with Iron Features: Bronze diabetes Skin pigmentation (reversible) Cardiomyopathy (reversible) Cirrhosis DM Erectile dysfunction Treatment is venesection
61
What is a complication of CML?
Blast crisis! Acute illness- ++progenitor cells/ blast cells. Present with fever/ splenomegaly
62
Target cells are seen in which pathological conditions?
B Thalasemia IDA Hyposplenism Liver disease
63
Heinz bodies are seen in?
G6DPH defiency
64
Features of ALL
Children A/W Downs syndrome Neutropenia Thrombocytopenia Anaemia, bleeding and infections
65
Major bleeding in the context of warfarin?
Stop warfarin/ Vit K and OCTAPLEX if INR >8 and bleeding!
66
Characteristic features of PCV (Polycythaemia vera )
Tingling INCREASED HB! Itching after a hot bath JAK 2
67
What is seen on clotting studies of haemophilia?
PROLONGED APTT
68