RBC Flashcards

(38 cards)

1
Q

How do you asses acute blood loss

A

Reticulocytosis

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2
Q

When would you diagnose chronic anemia

A

Iron reserves are depleted

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3
Q

Clinical features of extravascular hemolysis

A

Anemia
Splenomegaly
Jaundice

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4
Q

Causes of intravascular hemolysis

A

Mechanical injury
Complement fixation
Intracellular parasites
Exogenous toxic factors

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5
Q

Morphologic intravasular hemolysis

A

EPO
Retic
Hemosiderosis
Pigment gallstones

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6
Q

Intrinsic defect

Autosomal dominant

A

Hereditary spherocytosis

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7
Q

What can triggered HS

A

Acute parvo virus infection

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8
Q

X linked recessive trait

Male affected

A

G6PD

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9
Q

Benefit of G6PD

A

Protection against plasmodium

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10
Q

What can trigger G6PD

A

Infections hep,pneumo and typhoid
Drugs
Fava beans

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11
Q

What can be seen with G6PD

A

Heinz bodies
Schistocytes
Spherocytes

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12
Q

Due to point mutation in the 6th codon glutamate to valine

A

Sickle cell diseasea

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13
Q

Major pathologic manifestation of SC

A

Chronic hemolysis
Mircovascular occlusion
Tissue damage

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14
Q

Most serious clinical feature of SC

A

Microvascular occlusion

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15
Q

Morphological feature of SC

A

Howell jolly bodies
New bone formation
Autosplenectomy

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16
Q

Treatment for Sequestration crisis and acute syndrome

A

Exchange transfusion

17
Q

Acquired PIGA

18
Q

Diagnosis and treatment of PNH

A

Flow cytometry

BM transplant

19
Q

Causes by autoimmune gastritis and failure of IF production

A

Pernicious anemia

20
Q

Clinical features of folate deficiency

A

cheilosis
Glossitis
Dermatitis

21
Q

Common cause of Pure red cell aplasia

22
Q

Clinical features of IDA

A

CNS - Pica

Plummer vinson syndrome

23
Q

Notable in Anemia of chronic disease

A

Increase hepcidin

24
Q

Increase EPO in Polycythemia

25
Weak vessel walls
Scurvy and EDS
26
Due to hypersensitivity
Henoch schonlein purpura
27
Common under mucous membrane or epistaxis Dilated tortuous blood vessels
Hereditary hemorrhagic telegiectasia Weber osler rendu syndrome
28
Vessel wall abnormality that is common among amyloid light chain
Perivascular amyloidosis
29
When is spontaneous bleeding seen
20,000
30
IgG that are directed towards 2B-3A or 1b-1x
Thrombocytopenic purpura
31
Normal levels of ADAMTS13
HUS
32
Acquired platelet defects
Aspirin | Uremia
33
Assessment of vWF
Ristocetin test
34
VWF due to missense mutation
Type 1
35
Type of Vwf due to deletion or frameshift of both alleles
Type 3
36
Consumption of platelets, fibrin and coagulation
DIC
37
DIC to meningococcemia
Waterhouse friderichsen syndrome
38
Lab results of DIC
Increase PT PTT FDP