1) A 4-year-old boy is seen in clinic. His parents state that he bruises easy. Denies hemarthrosis. Platelet count is normal. Bleeding time and PTT are prolonged, PT is normal. Diagnosis? a) Factor VII deficiency b) Factor VIII deficiency c) Vitamin K deficiency d) von Willebrand disease 2) A 4-year-old boy is seen in clinic. His parents state that he bruises easy. Denies hemarthrosis. Platelet count is normal. Bleeding time and PTT are prolonged, PT is normal. Why is PTT prolonged?? a) Absent factor VIII b) Decreased factor VIII lifespan c) Issue with platelet adhesion d) Vitamin K dependent reaction 3) A 4-year-old boy is seen in clinic. His parents state that he bruises easy and a history of hemarthrosis. Bleeding time and platelet count are normal. PTT is prolonged, PT is normal. Diagnosis? a) Factor VII deficiency b) Factor VIII deficiency c) Vitamin K deficiency d) von Willebrand disease 4) A 4-year-old boy is seen in clinic. His parents state that he bruises easy and a history of hemarthrosis. Bleeding time and platelet count are normal. PTT is prolonged, PT is normal. Deficient clotting factor located in which coagulation pathway? a) Common pathway b) Extrinsic pathway c) Intrinsic pathway 5) A 4-year-old boy is seen in clinic. His parents state that he bruises easy and a history of hemarthrosis. Bleeding time and platelet count are normal. PTT is prolonged, PT is normal. Why is bleeding time normal? a) Adequate factor VII response b) Adequate platelet adhesion c) Adequate platelet aggregation 6) A 48-yearol-male presents with bleeding on his arm that won't stop. He has a history of alcoholism, splenomegaly and cirrhosis. You consider vitK deficiency. Cause of bleed? a) Deficient von Willebrand factor b) Deficient clotting factor c) Consumption of platelets d) Consumption of clotting factors

Bleeding Disorders

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