8/24- LAB 7- Acquired Coagulation Disorders Flashcards Preview

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Flashcards in 8/24- LAB 7- Acquired Coagulation Disorders Deck (2)
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1
Q

What factor assays do you request (knowing that there is a prolonged PTT)?

A. FXII, FXI, FVIII

B. FII, FV, FVII

C. FX, FVII, FII

D. FVIII, FIX, FXI

E. FXIII, FIX, FVII

A

What factor assays do you request (knowing that there is a prolonged PTT)?

A. FXII, FXI, FVIII

B. FII, FV, FVII

C. FX, FVII, FII

D. FVIII, FIX, FXI

E. FXIII, FIX, FVII

(remember F.XII issues do NOT cause bleeding!)

2
Q

Laboratory workup:

  • Factor VIII 43% [47%-169%]
  • Factor IX 106% [67%-141%]
  • Factor XI 66% [48%-139%]
  • The mild prolongation of the PTT is explained by a low factor VIII and a low normal factor XI.
  • Work-up ended. Results were reported.

What would you do?

A. None - Clear the patient for surgery.

B. Transfuse plasma before surgery.

C. Do further study.

D. Transfuse platelets.

E. Administer factor VIII

A

What would you do?

A. None - Clear the patient for surgery.

B. Transfuse plasma before surgery.

C. Do further study.

D. Transfuse platelets.

E. Administer factor VIII

(do the von Willebrand panel)