What is the difference between type 1 and type 2 von Willebrand disease?

A Type 1 is characterized by a qualitative deficiency, while type 2 is characterized by a quantitative deficiency
B Type 1 is characterized by a quantitative deficiency, while type 2 is characterized by a qualitative deficiency ✓
C Type 1 affects platelet function, while type 2 affects coagulation factor function
D Type 1 is inherited in an autosomal dominant pattern, while type 2 is inherited in an autosomal recessive pattern

Explanation

Type 1 von Willebrand disease is characterized by a quantitative deficiency of von Willebrand factor, while type 2 is characterized by a qualitative deficiency, resulting in different clinical manifestations and laboratory findings.

Source

Hematology textbooks and research articles
Hematology Hematology: Coagulation Disorders Hematology: Coagulation Disorders Hard MEDICAL Confidence: high