Cytoreductive surgery and hyperthermic intraperitoneal chemotherapy for appendiceal mucocele tumors: Five case reports and review of literature

Figure 9 Histopathological examination showing a focally ruptured appendicular mucocele on a mucinous cystadenoma with absence of malignant cells. Yellow arrows indicate extracellular mucin pools; orange arrows highlight mucin-producing columnar epithelium; blue arrows demonstrate absence of cytologic atypia. Hematoxylin and eosin staining. Scale bar = 100 µm.