Saturday, December 26, 2015



1. All are hypercoaguable states, except

a. protein C resistance
b. Factor V leiden deficiency
c. Antipholipid antibody
d. Polycythemia

Ans; b. Factor V leiden deficiency 

Facor V leiden mutation (or increase factor V leiden levels ) are associated with a hypercoaguable state and not a Facot V leiden deficiency.

2. All of the following conditions predispose to thrombosis except;

a. paroxysmal nocturnal hemoglobinuria 
b. homocystinurea
c. hypomagnesemia
d.behcets syndrome

c. hypomagnesemia

All conditions other than hypomagnesemia are known predisposing causes of thrombosis.

3.predisposing factor for arterial thrombosis;

a. AT III deficiency 
b. Protein S deficiency
c. Protein C deficiency
d. Homocystenemia

Homocystenemia is associated with increased risk of arterial thrombosis.

4.All of the following statements are true about Hemolytic Uremic syndrome except;
d.Positive coomb's test

d.Positive coomb's test : coomb's test is characteristically negative in patients with HUS;

HUS is characterised by a microangiopathic hemolytic anemia, and thrombocytopenia. The LDH is usually elevated out of proportion to degree of hemolysis, and the coomb's test is negative .

5. commonest cause of Budd Chiari syndrome is 

a. Valve in the IVC
b, hepatocellular carcinoma
c. Paroxysmal nocturnal hemoglobinuria
d. Renal cell carcinoma

c. Paroxysmal nocturnal hemoglobinuria

PNH is the most common cause of budd chiari syndrome amongst the options provided.

6. blood transfusion should be completed within how many hours

a. 1 hour
b. 4 hour
c. 8 hour
d. 12 hour

ans is B 4 hour . blood transfusion  should be completed in less than 4 hours because of the dangers of bacterial proliferations , which may occur as blood warms to room temperature. 


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