Von Willebrand disease, type 2
Notes: Qualitative defects of von Willebrand factor ; Qualitative defects of von Willebrand factor with decreased platelet adhesion and selective deficiency of high-molecular-weight multimers ; Qualitative defects of von Willebrand factor with high-molecular-weight von Willebrand factor loss ; Qualitative defects of von Willebrand factor with hyper-adhesive forms ; Qualitative defects of von Willebrand factor with increased affinity for platelet glycoprotein lb ; Qualitative defects of von Willebrand factor with defective platelet adhesion with a normal size distribution of von Willebrand factor multimers ; Qualitative defects of von Willebrand factor with defective von Willebrand factor to factor VIII binding ; Qualitative defects of von Willebrand factor with markedly decreased affinity for factor VIII ; Qualitative defect in von Willebrand factor function, with no further subtyping