case_images: PMC8404625_01
case_images: IgM protein values (mg/L), factor VIII activity (%) and von Willebrand factor antigen and ristocetin cofactor activity (%) during the disease course.
case_images: 10.1177_20406207211039326-fig1.jpg
case_images: PMC8404625_01_10.1177_20406207211039326-fig1.jpg
case_images: fig1-20406207211039326
case_images: Figure 1 shows laboratory findings from diagnosis to the present.