Diagnosis and treatment of mixed infection of hepatic cystic and alveolar echinococcosis: Four case reports

Figure 9 One of the three patients who underwent hepatic hydatid lesion resection again. A, B: Computed tomography scan 1.5 yr after the operation showed that the lesion of the hepatic S1 segment alveolar echinococcosis still existed, as indicated by the orange arrow. Segments S7 and 8 are the residual cystic cavity of the hydatid cyst, which is indicated by the white arrow; B: The S1 segment of the alveolar hydatid lesions invaded the retrohepatic inferior vena cava. The liver showed congestion-like changes. The blue arrow indicates the retrohepatic inferior vena cava.