Publications by authors named "Cobb W"

Paraduodenal Hernia (PDH) is an extremely rare cause of bowel obstruction. The true incidence of pediatric PDH is unknown since there are very few published cases of this phenomenon. PDH carries a high morbidity and mortality rate if unidentified.

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Article Synopsis
  • Posterior cranial vault distraction osteogenesis (PVDO) is becoming a common treatment for craniosynostosis, but its application for Chiari type 1 malformation (CM1) has been limited, primarily seen in small studies and case reports.
  • A systematic review analyzed data from 42 patients with CM1, showing that approximately 38.1% had genetic syndromes, and 78.6% had craniosynostosis, with 61.9% reporting symptom improvement post-surgery.
  • The study found significant differences in symptom improvement, with patients having associated syndromes seeing better outcomes compared to those without syndromes, indicating PVDO could be a promising surgical option for CM1.
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Purpose: Concordance is an important dimension of the physician-patient relationship that may be linked to health care disparities. The purpose of this study was to determine if sex discordance between surgeon and patient impacts surgical outcomes.

Methods: A retrospective review of prospectively collected data obtained from the Abdominal Core Health Quality Collaborative (ACHQC) registry was performed on all patients who underwent ventral hernia repair.

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There are racial, gender, and geographical disparities for editors-in-chief in psychology. This is a problem, and many counter arguments are not persuasive. It is time for the field – and in the power of individuals - to implement suitable measures to make change happen.

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Background: We investigate the effect of antiplatelet and anticoagulant medications on bleeding complications in patients undergoing ventral hernia repair.

Methods: The Abdominal Core Health Quality Collaborative registry was queried from 2013 to 2022 for patients who underwent ventral hernia repair, evaluating the association between antiplatelet or anticoagulant use and bleeding complications.

Results: 37,973 patients underwent ventral hernia repair: 11.

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Background: Recently, endoscopic ultrasound-guided (EUS) gastrojejunostomy (GJ) has emerged as an alternative option to surgical palliation and endoscopic duodenal stenting for malignant gastric outlet obstruction (GOO). Although early success rates are commonly reported with the technique, there is a paucity of data regarding the long-term efficacy of this approach. In this study, we investigated long-term outcomes in patients that underwent EUS-guided GJ for palliation of periampullary malignancies.

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Background: The coronavirus (COVID-19) pandemic profoundly impacted patient care across the United States.

Objective: To examine nursing staffs' perceptions of the COVID-19 vaccine using the Health Belief Model (HBM) as a theoretical framework.

Methods: A cross-sectional, anonymous, web-based survey was completed by practicing nursing staffs throughout the United States.

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Background: Vertical sleeve gastrectomy is the most performed bariatric operation in the US; however, a significant number of patients suffer from persistent or new-onset reflux. No consensus for objective preoperative evaluation in these patients exists. We compared capsule-based pH testing vs GERD symptom scoring to determine extent of preoperative GERD to aid in procedure selection for bariatric surgery.

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Objective: The literature on non-small cell lung cancer (NSCLC) brain metastases (BMs) managed using stereotactic radiosurgery (SRS) relies mainly on single-institution studies or randomized controlled trials (RCTs). There is a literature gap on clinical and radiological outcomes of SRS for NSCLC metastases in real-world practice. The objective of this study was to benchmark mortality and progression outcomes in patients undergoing SRS for NSCLC BMs and identify risk factors for these outcomes using a national quality registry.

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Introduction: The rectus to defect ratio (RDR) has been previously described as a metric which enables surgeons to estimate the need to perform additional myofascial release (AMR), in addition to open Rives-Stoppa retro-muscular hernia repair. We sought to validate this measurement specifically for patients undergoing robotic totally extraperitoneal (eTEP) hernia repair.

Methods: A retrospective chart review of 188 patients who underwent robotic ventral hernia repair via eTEP approach.

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Introduction: Nearly 20% of ventral hernia repair (VHR) patients require a subsequent abdominal operation (SAO), and mesh position may impact the complexity and outcome of the SAO.

Methods: Retrospective review of VHR with mesh from 2006 to 2020 from an internal database and the ACHQC. Primary outcomes measured incidence, complexity, and complications of SAO relative to mesh position.

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Homozygous deletion of CDKN2A/B is currently considered a molecular signature for grade 4 in IDH-mutant astrocytomas, irrespective of tumor histomorphology. The 2021 WHO Classification of CNS Tumors does not currently include grading recommendations for histologically lower-grade (grade 2-3) IDH-mutant astrocytoma with CDKN2A mutation or other CDKN2A alterations, and little is currently known about the prognostic implications of these alternative CDKN2A inactivating mechanisms. To address this, we evaluated a cohort of institutional and publicly available IDH-mutant astrocytomas, 15 with pathogenic mutations in CDKN2A, 47 with homozygous CDKN2A deletion, and 401 with retained/wildtype CDKN2A.

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Background: Alternatives to opioid analgesia are needed to reduce the risk of abuse, misuse, and diversion. Musculoskeletal pain is a significant contributor to postoperative pain after ventral hernia repair (VHR). We report the impact of methocarbamol on opioid prescribing after VHR.

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Background: Multimodal analgesia is now a mainstay of perioperative care. Our aim is to assess the impact of adding methocarbamol on opioid use for patients undergoing primary ventral (umbilical and epigastric) hernia repair (PVHR) and inguinal hernia repair (IHR).

Methods: Retrospective review of patients undergoing PVHR and IHR who received methocarbamol, propensity score matched in a 2:1 fashion to patients not receiving methocarbamol.

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Background: Isocitrate dehydrogenase (IDH) mutations are thought to represent an early oncogenic event in glioma evolution, found with high penetrance across tumor cells; however, in rare cases, IDH mutation may exist only in a small subset of the total tumor cells (subclonal IDH mutation).

Methods: We present 2 institutional cases with subclonal R132H mutation. In addition, 2 large publicly available cohorts of IDH-mutant astrocytomas were mined for cases harboring subclonal IDH mutations (defined as tumor cell fraction with IDH mutation ≤0.

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Injectable surgical sealants and adhesives, such as biologically derived fibrin gels and synthetic hydrogels, are widely used in medical products. While such products adequately adhere to blood proteins and tissue amines, they have poor adhesion with polymer biomaterials used in medical implants. To address these shortcomings, we developed a novel bio-adhesive mesh system utilizing the combined application of two patented technologies: a bifunctional poloxamine hydrogel adhesive and a surface modification technique that provides a poly-glycidyl methacrylate (PGMA) layer grafted with human serum albumin (HSA) to form a highly adhesive protein surface on polymer biomaterials.

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Introduction: Perioperative opioid analgesia has been extensively reexamined during the opioid epidemic. Multiple studies have demonstrated over prescription of opioids, demonstrating the need for change in prescribing practices. A standard opioid prescribing protocol was implemented to evaluate opioid prescribing trends and practices.

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Non-midline abdominal wall hernias present unique anatomic challenges, making repair more complex. The constraints of the peritoneal cavity, pelvis, and costal margin limit the utility of intraperitoneal mesh repair, and extra-peritoneal repairs have traditionally been performed using open techniques, often resulting in higher wound morbidity. Advances in minimally invasive surgery make visualization and dissection of such complex cases feasible, with all the attendant benefits of a minimally invasive over an open approach.

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Article Synopsis
  • * The study compared patients who received the new guideline-based care (42 patients) to those who followed standard care (121 patients) between March 2018 and December 2019, gathering data on opioid prescriptions and patient-reported outcomes.
  • * Results showed that those on guideline-based care were prescribed lower amounts of opioids at discharge, but the rates of opioid refill requests and patient-reported outcomes were similar for both groups, suggesting the new guidelines effectively reduced opioid dosages without compromising pain management.
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Background: The effect of skin closure technique on surgical site occurrences (SSO) after open abdominal wall reconstruction (AWR) with retromuscular polypropylene mesh placement is largely unknown. We hypothesize that layered subcuticular skin closure with cyanoacrylate skin adhesive is protective of surgical site infection compared to standard stapled closure.

Methods: A retrospective review utilizing the Abdominal Core Health Quality Collaborative (ACHQC) database of all patients at Prisma Health-Upstate.

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Background: Myofascial release (MFR) techniques, including retromuscular hernia repair, are often considered one-time repairs. We report recurrent ventral hernia repair (RVHR) in patients with prior MFR, focusing on redo-RM repair.

Methods: Retrospective analysis of all patients undergoing RVHR after prior MFR.

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Dystocia (abnormally slow or protracted labor) accounts for 25% to 55% of primary cesarean deliveries. The latent phase of labor begins with onset of regular, painful contractions and continues until 6 cm of cervical dilation. Current recommendations are to avoid admission to labor and delivery during the latent phase, assuming maternal/fetal status is reassuring.

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► Fever ► Generalized rash ► Recent history of calcaneal osteomyelitis.

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