15 yo male with 2 year history off spontaneous nosebleeds, superficial skin bleeds, petechiae, and subconjunctival hemorrhage. He is otherwise healthy and there is no family history of similar conditions. INR, PTT, and platelets are normal. What are your next steps?

H/o vitamin c deficiency or any other signs of vit c deficiency to be checked for. Hageman factor to be checked.
Von Willebrand factor evaluation, Christmas factor 9 deficiency, history of consanguinity can be asked for
Von willebrand disease
Von willebrand dis
Thaillesemia should be ruled out by HB electrophoresis
Bleeding time, clotting time.to be checked.
It's a case of von willebrand factor.
Rule out hemophilia
Von willebrand dz

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