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Early versus late recurrence of centrally located hepatocellular carcinoma after mesohepatectomy: A cohort study based on the STROBE guidelines.

ABSTRACT: The aim of this study was to investigate the features, treatment, and prognosis of early versus late recurrence of centrally located hepatocellular carcinoma (CL-HCC) after mesohepatectomy (MH).Three hundred forty eight patients with CL-HCC undergoing MH were included. Data on clinicopathological characteristics, initial surgical details, timing and sites of tumor recurrence, management after recurrence, and long-term outcomes were analyzed.The optimal cutoff value to differentiate early (71 patients, 64.5%) versus late (39, 35.5%) recurrence was defined as 12 months. Patients with early recurrence (ER) had higher alpha fetoprotein (AFP) level (P < .001), more advanced tumor stage (P = .024), and higher incidence of microvascular invasion (MVI, P = .001). Patients with ER had higher incidence of local tumor recurrence (P = .027) and higher average number of recurrent nodules (P = .016) than patients with LR. Patients after ER showed a better overall survival (from date of diagnosis of recurrence) than after late recurrence (LR). Patients with ER had less chances of curative treatment (14.1% vs 41.0%, P = .004) after tumor recurrence than patients with LR. Multivariable analyses revealed that liver cirrhosis (P < .001) and tumor differentiation (P < .001) were associated with an increased likelihood of LR, while multiple tumor number (P = .005), type IV classification (P = .012), and MVI (P < .001) were independent risk factors related to ER.ER and LR after MH for CL-HCC were associated with different risk predictors and prognosis. Data on the timing of recurrence may inform decisions about postoperative adjuvant treatment, as well as help to predict long-term survival for these patients.

SUBMITTER: Zhao J

PROVIDER: S-EPMC6571380 | biostudies-literature | 2019 Jun

REPOSITORIES: biostudies-literature

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Early versus late recurrence of centrally located hepatocellular carcinoma after mesohepatectomy: A cohort study based on the STROBE guidelines.

Zhao Jun J Li Wei W Mao Jie J

Medicine 20190601 23

The aim of this study was to investigate the features, treatment, and prognosis of early versus late recurrence of centrally located hepatocellular carcinoma (CL-HCC) after mesohepatectomy (MH).Three hundred forty eight patients with CL-HCC undergoing MH were included. Data on clinicopathological characteristics, initial surgical details, timing and sites of tumor recurrence, management after recurrence, and long-term outcomes were analyzed.The optimal cutoff value to differentiate early (71 pat ...[more]

PMID: 31169667

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Project description:Background and aimFor those with a centrally located HCC, the two types of liver sectionectomy that can be performed are extended hepatectomy (EH) and central hepatectomy (CH). This meta-analysis aimed to compare the short- and long-term outcomes between patients treated with CH and patients treated with EH for those with centrally located HCC.MethodWe searched PubMed, Scopus, Web of Science, and Cochrane library for eligible studies from inception to 1 April 2022 and a systematic review and meta-analysis were done to compare the outcomes between the two groups.Resultswe included 9 studies with a total of 1674 patients in this study. The pooled results in this meta-analysis showed equal long-term overall survival, Disease-free survival, recurrence and mortality between the two groups (5-year OS, RR = 1.14, 95% CI = 0.96-1.35, P = 0.12; I2 = 56%), (5-year DFS, RR = 0.81, 95% CI = 0.61-1.08, P = 0.15; I2 = 60%), (Recurrence, RR = 1.04, 95% CI = 0.94-1.15, P = 0.45; I2 = 27%), and (Mortality, RR = 0.55, 95% CI = 0.26-1.15, P = 0.11; I2 = 0%). In addition to that, no significant difference could be detected in the overall incidence of complications between the two groups (Complications, RR = 0.94, 95% CI = 0.76-1.16, P = 0.57; I2 = 0%). However, CH is associated with a remarkable increase in the rate of biliary fistula (Biliary fistula, RR = 1.90, 95% CI = 1.07-3.40, P = 0.03; I2 = 0%). And Liver cell failure was higher in the case of EH (LCF, RR = 0.47, 95% CI = 0.30-0.76, P = 0.002; I2 = 0%). Regarding the operative details, CH is associated with longer operative time (Time of the operation, Mean difference = 0.82, 95% CI = 0.36, 1.27, P = 0.0004; I2 = 57%).ConclusionNo significant difference in the short and long-term survival and recurrence between CH and MH for CL-HCC. However, CH is associated with greater future remnant liver volume that decreases the incidence of LCF and provides more opportunities for a repeat hepatectomy after tumour recurrence.

Project description:BackgroundLimited anatomical liver resection for hepatocellular carcinoma (HCC) is complicated in cirrhotic patients with centrally located HCC and limited liver reserve. We present a case of total laparoscopic left medial and right ventroanterior sectionectomy performed using the intrahepatic Glissonian approach in a cirrhotic liver for curative resection of HCC.MethodsThe patient was a 69-year-old man with a 6.5-cm-diameter HCC located at segments 4, 5, and 8 and which was compressing the middle hepatic vein (MHV). Child-Pugh class A liver cirrhosis was noted, and the 15-min retention rate for indocyanine green was 14 %. Preoperative surgical planning suggested the feasibility of limited anatomical subsegmental resection. The patient was placed in the supine position and 5 trocars were used for the procedure. The operation began with cholecystectomy, division of liver ligaments, and exposure of the right hepatic vein root and the umbilical Glissonian pedicles to the left medial segment. Parenchymal transection was performed using a laparoscopic harmonic scalpel and Cavitron Ultrasonic Surgical Aspirator until the MHV was reached. After exposing the ventral branches of the right anterior Glissonian pedicle and dividing them, resection was continued along the demarcation line. Fissure veins draining to the MHV root were identified and divided. The MHV root was closed using an automatic stapler.ResultsThe operation time was 565 min and estimated blood loss was 665 ml; blood transfusion was not required. Pathological examination confirmed a moderately differentiated HCC with all resected margins free of malignancy. Postoperative recovery was uneventful and the patient was discharged on the postoperative day 7. There was no tumor recurrence 18 months after the operation.ConclusionsTotal laparoscopic left medial and right ventroanterior sectionectomy via the intrahepatic Glissonian approach is feasible for HCC in a cirrhotic liver with limited liver reserve. Preoperative planning is essential in order to compute successful hepatic function. Standardization of surgical techniques may aid in safely performing this procedure.

Project description:BackgroundSurvival after liver resection of hepatocellular carcinoma (HCC) remains poor because of a high incidence of recurrence. We sought to investigate risk factors, patterns, and long-term prognosis among patients with early and late recurrence after liver resection for hepatitis B virus (HBV)-associated HCC.MethodsData of consecutive patients undergoing curative resection for HBV-associated HCC were analyzed. According to the time to recurrence after surgery, recurrence was divided into early (≤2 years) and late recurrence (>2 years). Characteristics, patterns of initial recurrence, and postrecurrence survival (PRS) were compared between patients with early and late recurrence. Risk factors of early and late recurrence and predictors of PRS were identified by univariable and multivariable Cox regression analyses.ResultsAmong 894 patients, 322 (36.0%) and 282 (31.5%) developed early and late recurrence, respectively. On multivariable analyses, preoperative HBV-DNA >104 copies/mL was associated with both early and late recurrence, whereas postoperative no/irregular antiviral therapy was associated with late recurrence. Compared with patients with late recurrence, patients with early recurrence had a lower proportion of intrahepatic-only recurrence (72.0% vs. 91.1%, p < .001), as well as a lower chance of receiving potentially curative treatments for recurrence (33.9% vs. 50.7%, p < .001) and a worse median PRS (19.1 vs. 37.5 months, p < .001). Multivariable analysis demonstrated that early recurrence was independently associated with worse PRS (hazard ratio, 1.361; 95% confidence interval, 1.094-1.692; p = .006).ConclusionAlthough risk factors associated with early recurrence and late recurrence were different, a high preoperative HBV-DNA load was an independent hepatitis-related risk for both early and late recurrence. Early recurrence was associated with worse postrecurrence survival among patients with recurrence.Implications for practiceLiver resection is the main curative treatment for hepatocellular carcinoma (HCC), but postoperative survival remains poor because of high recurrence rates. This study investigated the risk factors and patterns of early and late recurrence and found that a high preoperative hepatitis B virus (HBV) DNA load was an independent hepatitis-related risk factor for both. Early recurrence was also independently associated with worse postrecurrence survival. These data may provide insights into different biological origin and behavior of early versus late recurrence after resection for HBV-associated HCC, which could be helpful to make individualized treatment decision for recurrent HCC, as well as strategies for surveillance recurrence after resection.

Project description:ImportanceCentrally located hepatocellular carcinoma (HCC) is a special type of HCC whose outcome is unsatisfactory when treated with surgery alone. No standard adjuvant or neoadjuvant treatment for this disease has been established that improves clinical outcomes.ObjectiveTo evaluate the effectiveness and safety of adding neoadjuvant intensity-modulated radiotherapy (IMRT) before surgery in patients with centrally located HCC.Design, setting, and participantsThis phase 2, single-center, single-group prospective nonrandomized controlled trial was conducted between December 16, 2014, and January 29, 2019, at the Cancer Institute and Hospital of the Chinese Academy of Medical Sciences in Beijing, China. The last follow-up was on July 30, 2021. Patients with centrally located HCC who underwent neoadjuvant IMRT and surgery were included in the analysis.InterventionsNeoadjuvant IMRT followed by hepatectomy.Main outcomes and measuresThe primary end point was 5-year overall survival (OS). The secondary end points were tumor response to IMRT, 5-year disease-free survival (DFS), and treatment-related adverse events.ResultsThirty-eight patients (mean [SD] age, 55.6 [9.3] years; 35 male [92.1%] individuals) completed the prescribed neoadjuvant IMRT without interruption. Radiographic tumor response to IMRT before surgery included partial response (16 [42.1%]) and stable disease (22 [57.9%]). Thirteen patients (34.2%) achieved major pathological response, of which 5 (13.2%) achieved pathologic complete response. With a median follow-up of 45.8 months, the median OS was not reached, and the OS rates were 94.6% at 1 year, 75.4% at 3 years, and 69.1% at 5 years. The median DFS was 45.8 months, and DFS rates were 70.3% at 1 year, 54.1% at 3 years, and 41.0% at 5 years. Radiotherapy-related grade 3 adverse events were observed in 3 patients (7.9%). Nineteen operative complications developed in 13 patients (34.2%), including grade I to II complications in 12 patients (31.6%) and grade IIIa complication in 1 patient (2.6%). No grade IIIb or higher operative complications were observed.Conclusions and relevanceResults of this trial suggest that neoadjuvant IMRT plus surgery is effective and well-tolerated in patients with centrally located HCC. These data may inform a future randomized clinical trial of this new treatment strategy.Trial registrationClinicalTrials.gov Identifier: NCT02580929.

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Early versus late recurrence of centrally located hepatocellular carcinoma after mesohepatectomy: A cohort study based on the STROBE guidelines.

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Early versus late recurrence of centrally located hepatocellular carcinoma after mesohepatectomy: A cohort study based on the STROBE guidelines.

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