Hemostatic Disorders Flashcards

1
Q

coagulation disorders are either

A

congenital or acquired

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2
Q

which congenital disorders deal with issues with primary hemostasis

A

von Willebrand
Glanzmann’s Thrombasthenia
Storage Pool Disease

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3
Q

which congenital disorders deal with issues with secondary hemostasis

A

Hemophilia A and B

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4
Q

type 1 von Willebrand Disease

A

low levels of circulating vWF with normal structure
autosomal dominant with incomplete penetrance

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5
Q

type 2 von Willebrand Disease

A

low levels of circulating vWF with abnormal structure
dominant inheritance
most severe bleeding

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6
Q

type 3 von Willebrand Disease

A

near absent vWF
autosomal recessive
most severe bleeding

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7
Q

what is the deficit in Glansmann’s Thrombasthenia

A

platelet fibrinogen receptor
GPIIb/GPIIIa

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8
Q

what is the result of Glansmann’s Thrombasthenia

A

platelet aggregation defect and severe bleeding

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9
Q

what is the deficit in Inherited Platelet Storage Pool Disease

A

ADP granules within platelets

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10
Q

what is the result of the deficit in Inherited Platelet Storage Pool Disease

A

moderate to severe bleeding tendency

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11
Q

which coagulation factor is deficient in Hemophilia A

A

Factor VIII

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12
Q

which tests would you expect to be prolonged in an animal with Hemophilia A

A

ACT
PTT/aPTT

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13
Q

which coagulation factor is deficient in Hemophilia B

A

Factor IX

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14
Q

which coagulation tests would you expect to be prolonged in an animal with Hemophilia B

A

ACT
PTT/aPTT

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15
Q

which gender is most likely to be clinical with Hemophilia A

A

males

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16
Q

which gender is most likely to be clinical with Hemophilia B

A

males

17
Q

examples of acquired coagulopathies

A

immune-mediates platelet destruction
DIC (Disseminated Intravascular Coagulation)
liver failure
vitamin K deficiency

18
Q

how does DIC result in bleeding disorders

A

consumption of platelets and coag factors leads to decreased clotting

19
Q

how does DIC result in liver failure

A

DIC leads to consumption of platelets faster than the liver can produce

20
Q

why is PT the first test to be prolonged with anticoagulant rodenticide toxicity

A

Factor VII has the shortest halflife