Publications by authors named "Jonathan Garnier"

Background: The National Comprehensive Cancer Network guidelines consider pancreatic cancer with celiac axis (CA), proper hepatic artery (PHA), and superior mesenteric artery (SMA) involvement unresectable. Thus, technical reports and video illustrations of these operations are rare. We report the stepwise management of multivascular reconstruction for Mayo Clinic class IIIb CA resections at New York University Langone Health, a dedicated center of excellence in pancreatic surgery.

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Purpose: Dynamics of carbohydrate antigen 19-9 (CA19-9) often inform treatment decisions during and after neoadjuvant chemotherapy (NAT) of patients with pancreatic ductal adenocarcinoma (PDAC). However, considerable dispute persists regarding the clinical relevance of specific CA19-9 thresholds and dynamics. Therefore, we aimed to define optimal thresholds for CA19-9 values and create a biochemically driven composite score to predict survival in CA19-9-producing patients with PDAC after NAT.

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Article Synopsis
  • * Postoperative PF occurred in 14.4% of patients, with the majority classified as grade B or C; however, the 5-year overall survival rate was slightly higher in the PF group (45.3%) compared to the non-PF group (37.0%), though not statistically significant.
  • * In contrast, the 5-year recurrence-free survival was significantly better in patients with postoperative PF (43.7%) compared to those without it
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Article Synopsis
  • - The study aims to assess how effective drain fluid lipase is in predicting postoperative pancreatic fistula, a serious complication after pancreatic surgery, and determines the most suitable day for measuring this biomarker.
  • - Conducted across seven hospitals, the LIPAse DRAIN study analyzed drain fluid from 625 patients over six days, finding that drain fluid lipase is a reliable indicator on days 3 and 4, with significant statistical values suggesting its diagnostic utility.
  • - Results showed that on postoperative day 3, a specific threshold of lipase levels could reasonably identify patients at risk for developing a pancreatic fistula, recommending routine measurement of this biomarker by day 3 post-surgery.
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Background: Post-endoscopic duodenal perforation is a severe adverse event with high morbidity and mortality rates. Managing this rare event is challenging owing to limited clear guidelines. This retrospective study aimed to examine the relationship between time-to-treatment and morbidity among patients with post-endoscopic duodenal perforations.

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Introduction: Pancreatic adenocarcinoma (PDAC) is becoming a public health issue with a 5-years survival rate around 10%. Patients with PDAC are often sarcopenic, which impacts postoperative outcome. At the same time, overweight population is increasing and adipose tissue promotes tumor related-inflammation.

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Background: Brain metastases (BM) are rare in pancreatic ductal adenocarcinoma (PDAC) and little data exists concerning these patients and their outcomes.

Aim: We aimed to analyze the management, practices, and outcomes of patients presenting BM from PDAC both in our institution and in all cases reported in the literature.

Methods: We conducted a retrospective, monocentric analysis using a data mining tool (ConSoRe) to identify all patients diagnosed with PDAC and BM in our comprehensive cancer center (Paoli-Calmettes Institute), from July 1997 to June 2022 (cohort 1).

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Background: Rectal sparing is an option for some rectal cancers with complete or good response after chemoradiotherapy (CRT); however, it has never been evaluated in patients with metastases. We assessed long-term outcomes of a rectal-sparing approach in a liver-first strategy for patients with rectal cancer with resectable liver metastases.

Case Summary: We examined patients who underwent an organ-sparing approach for rectal cancer with synchronous liver metastases using a liver-first strategy during 2010-2015 ( = 8).

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No codified/systematic surveillance program exists for borderline/locally advanced pancreatic ductal carcinoma treated with neoadjuvant FOLFIRINOX and a secondary resection. This study aimed to determine the trend of recurrence in patients who were managed using such a treatment strategy. From 2010, 101 patients received FOLFIRINOX and underwent a pancreatectomy, in a minimum follow-up of 5 years.

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Introduction: The optimal management of rectal cancer with synchronous liver metastases remains debatable. Thus, we propose an optimised liver-first (OLF) strategy that combines concomitant pelvic irradiation with hepatic management. This study aimed to evaluate the feasibility and oncological quality of the OLF strategy.

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Background: Liver ischemia may occur during intraoperative common hepatic artery ligation in Mayo Clinic class I distal pancreatectomy with en bloc celiac axis resection (DP-CAR). Preoperative liver arterial conditioning could be used to avoid this outcome. This retrospective study compared arterial embolization (AE) or laparoscopic ligation (LL) of the common hepatic artery before class Ia DP-CAR.

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Background: We aimed to evaluate the outcomes of resections for liver metastases (LMs) originating from pancreatic ductal adenocarcinoma (PDAC), non-small cell lung cancer (NSCLC), and esophagus/gastric cancers (EGCs), which we label as major killers (MKs; overall survival (OS) under 10%). We hypothesized that LM resection must provide the patient with almost a year of OS postoperatively that is considered beneficial.

Methods: From January 2005 to December 2020, 23 patients underwent resection for isolated LM from MKs.

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Background: Factors excluding postoperative pancreatic fistula (POPF), facilitating early drain removal and hospital discharge represent a novel approach in patients undergoing enhanced recovery after pancreatic surgery. This study aimed to establish the relevance of neutrophil-to-lymphocyte ratio (NLR) in excluding POPF after pancreatoduodenectomy (PD).

Methods: A prospectively maintained database of patients who underwent PD at two high-volume centres was used.

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Background:Postpancreaticoduodenectomy (PD) hemorrhage (PPH) is a life-threatening complication after PD. The main objective of this study was to evaluate incidence and factors associated with late PPH as well as the management strategy and outcomes. Methods: Between May 2017 and March 2020, clinical data from 192 patients undergoing PD were collected prospectively in the CHIRPAN Database (NCT02871336) and retrospectively analyzed.

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Background: The Birmingham score predicts the risk of hospital readmission after pancreaticoduodenectomy (PD). This study aimed to validate the risk score in a different healthcare cohort.

Methods: From 2017 to 2021, 301 patients underwent PD.

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Objective: The aim of the study was to evaluate the impact of the use of a reinforced stapler (RS) during distal pancreatectomy (DP) on postoperative outcomes.

Background: DP remains associated with significant postoperative morbidity owing to pancreatic fistula (PF). To date, there is no consensus on the management of the pancreatic stump.

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Pancreatic ductal adenocarcinoma (PDAC) remains a major killer and is a challenging clinical research issue with abysmal survival due to unsatisfactory therapeutic efficacy. Two major issues thwart the treatment of locally advanced nonresectable pancreatic cancer (LAPC): high micrometastasis rate and surgical inaccessibility. Local ablative therapies induce a systemic antitumor response (i.

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Purpose: This study proposes and details a simple and inexpensive protective technique of wrapping the hepatic and gastroduodenal artery stumps with a peritoneal patch during pancreatoduodenectomy (PD) in order to decrease post-pancreatectomy hemorrhage (PPH).

Methods: Among the 85 patients who underwent PD between July 2020 and March 2021, 16 patients with high-risk pancreatic anastomosis received a peritoneal patch. The Updated Alternative Fistula Risk Score (ua-FRS) was calculated.

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