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Updated: Jul 2, 2026

Application of the En Bloc Concept Combined with Anatomic Resection in Laparoscopic Hepatectomy
Published on: March 10, 2023
Treatment of polycystic liver disease with resection-fenestration and a new classification
Tuan-Jie Li1, Hai-Bin Zhang, Jun-Hua Lu
1Eastern Hepato-biliary Hospital, Second Military Medical University, Shanghai, China.
Aim:
To evaluate outcomes in patients with autosomal dominant polycyst liver disease (APLD) treated by combined hepatic resection and fenestration. A new classification was recommended to presume postoperative complications and long outcome of patients.
Methods:
Twenty-one patients with APLD were treated by a combined hepatic resection and fenestration technique. All patients were reviewed retrospectively, and clinical symptoms, performance status and morbidity were recorded. A new classification of APLD is recommended here.
Results:
All patients were discharged when free of symptoms. The mean follow-up time was 55.7 mo and three patients had a recurrence of symptoms at 81, 68 and 43 mo after operation, respectively. The overall morbidity rate was 76.2%. Two patients with Type B-II and Type B-I developed biliary leakage. Four patients had severe ascites, including three with Type B-III and one with Type B-II. Nine patients had pleural effusion, including one with Type A-I; one with Type B-I; five with Type B-II; one with Type A-III and one with Type B-III. Three patients with Type B had recurrence of symptoms, while none with Type A had severe complications.
Conclusion:
Combined hepatic resection and fenestration is an acceptable procedure for treatment of APLD. According to our classification, postoperative complications and long outcome can be predicted before surgery.