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Flashcards in Hematology Deck (11)
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1
Q

when would you expect HIT in a patient who was previously unexposed to heparin

A

if it does develop it’ll be 5-10 days after initial exposure

2
Q

recommended length of AC for 1st episode of DVT (provoked)

A

3-6 months

3
Q

Deficiency in hemophilia type A

A

Factor 8

4
Q

lab abnormality in Hemophilia A

A
  • prolonged PTT
5
Q

Treatment for acute bleeding in Hemophilia A

A

FFP or cryo

Cryo has more Factor VIII

6
Q

Deficiency in Christmas disease

A

Factor IX

  • also known as hemophilia Type B
7
Q

Lab abnormality in Hemophilia Type B

A

prolonged PTT

8
Q

Treatment for acute bleeding in hemophilia Type B

A

FFP

9
Q

tests needed to confirm Von Willebrand disease

A
  • Ristocetin-induced platelet agglutination assay
  • Plasma Von Willebrand antigen
  • Factor VIII levels
10
Q

What glycoprotein is on von Willebrand factor that lets it stick to platelets

A

glycoprotein Ib

11
Q

how does von willebrand factor interact with platelets to form a clot

A

allows for platelets to adhere to endothelial injury via glycoprotein Ib on vW factor