Figure 1

Radiographic imaging studies. Abdominal CT scan (from Patient 1) reveals marked splenic enlargement (arrow) with homogenous radiographic texture. No intrasplenic mass lesion or significant intra-abdominal adenopathy is detected.
Radiographic imaging studies. Abdominal CT scan (from Patient 1) reveals marked splenic enlargement (arrow) with homogenous radiographic texture. No intrasplenic mass lesion or significant intra-abdominal adenopathy is detected.