Master the board step 3

Hematology
Clotting Factor Deficiencies
Deficiency Factor VIII Factor IX Factor XI Factor XII
Presentation
Joint bleeding or
hematoma in a
male child
Joint bleeding
or hematoma;
Less common
than factor VIII
deficiency
Rare bleeding with
trauma or surgery
No bleeding
Diagnostic Test
Mixing study first,
then specific
factor level
Same Same Same
Treatment
Severe deficiency:
(