Publications by authors named "Robert Cg Martin"

Background: Sarcopenia in cancer patients has been associated with mixed postoperative outcomes. The aim of this study was to evaluate whether the development of sarcopenia during the neoadjuvant period is predictive of postoperative mortality in esophageal adenocarcinoma patients.

Methods: We queried a prospective database to retrieve the sarcopenic status of patients with esophageal adenocarcinoma who underwent cross-sectional imaging of the third lumbar vertebra at diagnosis and within 2 months of undergoing an esophagogastrectomy between 2014 and 2022.

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Objectives: Pancreatic ductal adenocarcinoma (PDAC) is an aggressive disease with a poor prognosis. PDAC has poor response to immunotherapy because of its unique tumour microenvironment (TME). In an attempt to stimulate immunologically silent pancreatic cancer, we investigated the role of epigenetic therapy in modulating the TME to improve immunogenicity.

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Background: Hepatic thermal ablation has been found to be effective and equivalent to resection in certain liver histologies. Of the 16,000 annual liver ablations performed in the United States, only 13% (2,080 ablations) are performed laparoscopically. The laparoscopic technique remains underused even with the benefits of improved staging and better access to tumors.

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Introduction: Cytoreductive surgery with hyperthermic intraperitoneal chemotherapy (CRS-HIPEC) is an effective, aggressive approach to treating intraperitoneal carcinomatosis. This study aimed to test the efficacy/safety of an enhanced recovery (ERAS) program after CRS-HIPEC surgery.

Methods: Review of an IRB-approved prospectively maintained HIPEC database from 2003 to 2019.

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Background: Liver-directed hepatic arterial therapies are associated with improved survival and effective symptom control for patients with unresectable neuroendocrine liver metastases (NELM). Whether transarterial chemoembolization (TACE) or transarterial radioembolization (TARE) with yttrium-90 (y-90) are associated with improved short- or long-term outcomes is unknown.

Study Design: A retrospective review was performed of all patients with NELM undergoing transarterial therapies, from 2000 to 2018, at 2 academic medical centers.

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Background: In the 8 edition of the American Joint Committee on Cancer melanoma staging system, the T1b category has been redefined based solely on thickness and ulceration. National Comprehensive Cancer Network guidelines recommend consideration of sentinel lymph node biopsy (SLNB) for all patients with T1b melanomas (0.8 to 1.

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Background: A growing body of evidence supports the use of multigene signature panels (MSPs) in predicting recurrence risk in patients with invasive breast cancer. This study aimed to evaluate trends in MSP use over time and the effect of MSPs on administration of postoperative chemotherapy.

Study Design: The National Cancer Database was queried for all women with invasive breast cancer who underwent resection between 2011 and 2014 and had information about performance of an MSP, hormone receptor status, and receipt of chemotherapy.

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Background: Irreversible electroporation (IRE) is a relatively new approach to the management of multiple types of locally advanced soft tissue tumors. Unique peri-procedural anesthetic management is needed in the safe and effective delivery of this therapy.

Objectives: This study analyzed IRE therapy in relation to anesthetic management for our initial cohort and then established and validated a set of best practical guidelines for general anesthesia in patients undergoing IRE for abdominal tumors.

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Irreversible electroporation (IRE) is a promising cell membrane ablative modality for pancreatic cancer. There have been recent concerns regarding local recurrence and the potential use of IRE as a debulking (partial ablation) modality. We hypothesize that incomplete ablation leads to early recurrence and a more aggressive biology.

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Background: Following failure of standard systemic chemotherapy, the role of hepatic transarterial therapy for colorectal hepatic metastasis continues to evolve as the experience with this technique matures. The aim of this study to gain a better understanding of the value of drug eluting bead therapy when administered to patients with unresectable colorectal hepatic metastasis.

Methods: This was an open-label, multi-center, single arm study, of unresectable colorectal hepatic metastasis patients who had failed standard therapy from 10/2006-10/2008.

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