Fulminant gastrointestinal graft-versus-host disease concomitant with cytomegalovirus infection: Case report and literature review

Figure 2 Histological findings. Biopsy specimen from the sigmoid colon revealing a crypt with multiple apoptotic cells (arrows) with severe lymphocytes corresponding to acute gastrointestinal graft-versus-host disease (GVHD). The presence of gland apoptosis is histological evidence of acute GVHD (hematoxylin and eosin stain, × 40).