Robotic and laparoscopic surgery versus open surgery for perihilar cholangiocarcinoma: A meta-analysis.

Authors

Laynara Vitória Da Silva Vieira

Laynara Vitória Da Silva Vieira

Federal University of Piaui, Teresina, Brazil

Laynara Vitória Da Silva Vieira , Mee Joo Kang , Marina Marangoni Roschel , Alana Bruna Krug , Luana Dornelas , Monique Vilela Gomes , Camile Fernanda Squisatti , Yasmin Alves Peterson , Beatriz Meneses , Maria Eduarda Rodrigues Peixoto , Maria Eduarda Cavalcanti Souza , Luiza Carvalho , Vitória Donadoni Costa , Joao Miguel Rabeschini , Carolina Furtado de Oliveira , Isabela Rutkowski , Beatriz Meyer de Souza , Marcella Eduarda de Aguiar Tavares , Heloisa Griese Luciano Santos

Organizations

Federal University of Piaui, Teresina, Brazil, National Cancer Center South Korea, Seoul, South Korea, Faculdade de Medicina da Universidade de São Paulo, Sao Paulo, Brazil, Federal University of Santa Catarina, Florianópolis, Brazil, Faculdade De Ciencias Medicas Da Santa Casa De Sao Paulo, São Paulo, Brazil, Federal University of Piaui, Picos, Brazil, Universidade paranaense, Umuarama, Brazil, Universidade de Santa Cruz do Sul, Santa Cruz Do Sul, Brazil, Universidad María Auxiliadora, Assuncion, Paraguay, Federal University of Tocantins, Palmas, Brazil, universidade de pernambuco, Recife, Brazil, Hospital Universitario Pedro Ernesto, Rio De Janeiro, Brazil, Federal University of Minas Gerais, Belo Horizonte, Brazil, University of Marília, Marilia -SP, Brazil, Universidade Franciscana-UFN- Santa Maria-RS, Santa Maria, Brazil, Centro Universitário Estácio de Ribeirão Preto, Ribeirão Preto, Brazil, Faculdade Pernambucana de Saude, Recife, Brazil, University of Grande Rio, Rio De Janeiro, Brazil

Research Funding

No funding received
None.

Background: Robotic and laparoscopic surgeries provide a new approach for patients with perihilar cholangiocarcinoma (pCCA). However, whether it can achieve similar outcomes to traditional open surgery (OS) remains controversial. Therefore, to compare the outcomes of laparoscopic/robotic surgery with open surgery and investigate the efficiency for Klatskin tumors further, we systematically summarized the currently available data and performed a meta-analysis. Methods: A systematic review and meta-analysis were conducted to examine the most recent studies on the topic. The search was updated to January 15, 2023, and was performed on PubMed, LILACS, and Embase. The inclusion criteria were case cohort comparing two arms: robotic or laparoscopic and open surgery for pCCA, based in PICOS principle, while the exclusion criteria were review, letter, and articles with incomplete data. All the included literature was evaluated for quality and risk of bias using the Joanna Briggs Institute's critical appraisal tool and the data were extracted and entered into an Excel spreadsheet by two authors. The data was then analyzed using Review Manager 5.4 applying Odds Ratio and Mean Difference. The study protocol was registered in PROSPERO (CRD42023388478) and was conducted following the PRISMA 2020 checklist. Results: A total of 1133 patients were included in the study (411 laparoscopic/robotic, 722 open surgeries), 15 retrospective cohort were used in the meta-analysis. The meta-analysis revealed that laparoscopic surgery resulted in less blood loss (Mean difference -77.87; 95% CI = -89.97, -67.78; p < 0,00001, I²= 84%), shorter hospital stay (Mean difference -3.25; 95% CI = -4.83, -1.67; p < 0,0001, I²= 79%) but longer operation time (Mean difference 53.95; 95% CI = 48.09, 59.81; p < 0,00001, I²= 86%). The mortality rate was not significantly different between the two groups (odds ratio = 0.82; 95% CI = 0.47 a 1.42; p = 0.48; I²= 0%). Both surgeries showed similar results for age (Mean difference 1.71; 95% CI = -0.62, 4.03; p =0.15, I²= 53%), bilirubin (Mean difference -43.45; 95% CI = -77.11, -9.79; p< 0.01, I²= 0%), BMI (Mean difference 0.25; 95% CI = -0.24, 0.74; p= 0.31, I²= 0%), and tumor diameter (mean difference -0.06; 95% CI = -0.52, 0.40; p =0.80, I²= 0%). Conclusions: The limitations of the study evidence are due to the small number of patients included in each article. Concerning blood loss and hospital stay, minimally invasive surgery offers better results. However, open surgery still has a shorter operating time. Both surgeries had similar results in mortality. Minimally invasive surgery is as safe as open surgery for pCCA resection.

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Abstract Details

Meeting

2023 ASCO Annual Meeting

Session Type

Poster Session

Session Title

Gastrointestinal Cancer—Gastroesophageal, Pancreatic, and Hepatobiliary

Track

Gastrointestinal Cancer—Gastroesophageal, Pancreatic, and Hepatobiliary

Sub Track

Hepatobiliary Cancer - Local-Regional Disease

Citation

J Clin Oncol 41, 2023 (suppl 16; abstr 4127)

DOI

10.1200/JCO.2023.41.16_suppl.4127

Abstract #

4127

Poster Bd #

448

Abstract Disclosures

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