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Related Experiment Video

Updated: Dec 24, 2025

Laparoscopic Anatomical Liver Segment VII Resection with Liver Parenchymal Transection Following a Priority Approach

Laparoscopic Anatomical Liver Segment VII Resection with Liver Parenchymal Transection Following a Priority Approach

Published on: May 23, 2025

Pulmonary complications after laparoscopic liver resection.

Yasuko Matsuo¹, Takeo Nomi², Daisuke Hokuto¹

¹Department of Surgery, Nara Medical University, 840 Shijo-cho, Kashihara-shi, Nara, 634-8522, Japan.

Surgical Endoscopy

|April 15, 2020

Summary

Laparoscopic liver resection (LLR) significantly reduces postoperative pulmonary complications (PPCs) compared to open liver resection (OLR). This minimally invasive approach also leads to shorter hospital stays, making it a preferred method for liver surgery.

Keywords:

Laparoscopic liver resection Open liver resection Pleural effusion Pneumonia Propensity score matching Pulmonary complications

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Area of Science:

Hepatobiliary Surgery
Minimally Invasive Surgery
Pulmonary Medicine

Background:

Postoperative pulmonary complications (PPCs) are common after liver surgery.
The laparoscopic approach may reduce PPCs, but direct comparisons with open liver resection (OLR) are limited.
This study investigates the impact of laparoscopic liver resection (LLR) on PPCs.

Purpose of the Study:

To compare the incidence of PPCs between LLR and OLR.
To evaluate the effect of surgical approach on perioperative outcomes and pulmonary complications.
To determine if LLR is a superior method for reducing PPCs after liver surgery.

Main Methods:

A retrospective study of 307 patients undergoing liver resection between 2014-2018.
Patients were divided into OLR and LLR groups.
Propensity score matching was used to compare perioperative outcomes and PPCs, including chest radiography findings for pleural effusion and pneumonia.

Main Results:

After matching, 65 patients were in each group (OLR vs. LLR).
LLR group showed significantly lower intraoperative blood loss, transfusion rates, and overall PPCs.
LLR also resulted in fewer cases of pleural effusion and pneumonia, and a shorter postoperative hospital stay.

Conclusions:

LLR is associated with a lower incidence of PPCs compared to OLR.
The laparoscopic approach appears to be a safer surgical option for liver resection regarding pulmonary complications.
LLR may be a preferred surgical strategy to minimize PPCs and improve patient recovery.