**3.3 Deficiencies of other coagulation factors**

Acquired deficiencies of other clotting factors, namely FVII, FVIII, FX, and FXI, were reported [49–52]. In summary, these deficiencies are extremely rare, and clinical data are limited to case reports or series. Bleeding manifestations are variable, with varying severity. The therapeutic strategies are similar to the approach used in AWS.
