Fig. 3From: Reactivated cytomegalovirus proctitis in an immunocompetent patient presenting as nosocomial diarrhea: a case report and literature reviewMicroscopic examination of rectal biopsy. a Hematoxylin and eosin staining (x 400) revealed ulcerative colonic mucosa with granulation tissue and scattered atypical cells (arrow) bearing basophilic intranuclear inclusion bodies with perinuclear halo (asterisk). b Immunohistochemical staining with monoclonal antibodies for CMV (x 400) demonstrated positive uptake in inclusion bodies (arrow)Back to article page