Fig. 2From: Tubal choriocarcinoma presented as ruptured ectopic pregnancy: a case report and review of the literatureHistopathologic view of left tubal choriocarcinoma presenting the biphasic feature of mixed cytotrophoblasts and syncytiotrophoblasts (a) infiltrating the muscle layer of the fallopian tubal wall and the soft tissue of the adventitia (b). Extensive hemorrhage was present, as was necrosis (c). Hematoxylin and eosin (H&E) stain. × 200Back to article page