A 2 YO experiences frequent joint bleeds. PT: 22s; PTT: 29s; fibrinogen 280 mg/dL. What do you do next?

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Assay factors VIII, IX, and XI
12% (7 votes)
Assay factors II, V, and X
14% (8 votes)
Assay factor VII
67% (38 votes)
Assay factor XII, PK, and HMWK
7% (4 votes)
Total votes: 57