Which of the following statements best describes the underlying mechanism of heparin-induced thrombocytopenia?
ALow molecular weight heparin can also cause heparin-induced thrombocytopenia.
BVitamin K is not an antidote for heparin-induced thrombocytopenia.
CHeparin-induced thrombocytopenia can occur after several days of heparin therapy.
DAntibodies are formed against heparin-platelet factor 4 complexes.
Which of the following is a contraindication for the use of digitalis?
AWPW Syndrome
BThyrotoxicosis
CAcute rheumatic carditis
DAtrial fibrillation with rapid ventricular response
Which of the following drugs is a direct inhibitor of clotting factor Xa?
AArgatroban
BFondaparinux
CApixaban
DAspirin
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