Publications by authors named "Paul Mosca"

Article Synopsis
  • This study examined how living in rural versus urban areas and health professional shortages affected melanoma characteristics in North Carolina.
  • Researchers analyzed data from 807 melanoma patients treated at Duke University Health System between 2014 and 2020.
  • Findings revealed that rural patients were more likely to have thicker melanomas and were predominantly female, indicating a need for improved access to skin cancer screening and healthcare resources in underserved areas.
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Article Synopsis
  • Tattooing has become increasingly popular, but it is associated with certain skin lesions, including malignant tumors.
  • A review of cases revealed 160 instances of skin cancers linked to tattoos, showing a rise in reported occurrences, particularly with tumors arising from red ink.
  • Limitations of the study include inconsistent reporting in the literature and a small sample size, but raising awareness about tattoo-related skin cancers remains important as tattoo popularity grows.*
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Objective: To compare the relative strengths (psychometric and convergent validity) of four emotional exhaustion (EE) measures: 9- and 5-item scales and two 1-item metrics.

Patients And Methods: This was a national cross-sectional survey study of 1409 US physicians in 2013. Psychometric properties were compared using Cronbach's alpha, Confirmatory Factor Analysis (CFA), Exploratory Factor Analysis (EFA), and Spearman's Correlations.

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Background: Disparities in healthcare exist, yet few data are available on racial differences in time from admission to surgery. This study aimed to compare time from admission to laparoscopic cholecystectomy for acute cholecystitis between non-Hispanic Black and non-Hispanic White patients.

Methods: Patients who underwent laparoscopic cholecystectomy for acute cholecystitis from 2010 to 2020 were identified using NSQIP.

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Dr Mary T. Martin Sloop and Dr Eustace Henry Sloop shaped the landscape of healthcare and education for the small town of Crossnore in the mountains of Western North Carolina throughout the early- to mid-twentieth century. The duo of general practitioners founded the Crossnore School and the Garrett Memorial Hospital, later renamed Sloop Memorial Hospital before its closure in 1999.

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Background: Although adult guidelines are often applied to children, age-specific surgical margins have not been defined for pediatric melanoma.

Procedure: Patients <20 years of age with invasive, cutaneous melanoma were identified using the 2004-2016 National Cancer Database and categorized as undergoing wide (>1 cm) or narrow (≤1 cm) excision. Unadjusted overall survival (OS) was compared using the Kaplan-Meier method and log-rank test.

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Background: Operative management of patients with malignant bowel obstruction (MBO) may provide effective palliation, but is associated with substantial risks. This study aimed to analyze racial and ethnic differences in surgical outcomes for patients with MBO.

Methods: This retrospective study, using National Surgical Quality Improvement Program (NSQIP) registry data from 2010 to 2019, compared differences in outcomes by race and ethnicity for 2762 patients undergoing surgery for MBO.

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This retrospective, cross-sectional study of U.S. hospitals in Medicare's Inpatient Quality Reporting Program aimed to determine whether variation in Sepsis/Septic Shock (Bundle SEP-1) compliance is linked to hospital size and measures of safety and operational efficiency.

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The history of modern American surgery is marked by larger-than-life pioneers who have made transformative contributions to our field. These extraordinary individuals have been known primarily for their technical and clinical mastery, development of novel surgical procedures and techniques, extraordinary abilities in the education and training of surgeons, and/or innovative discoveries in biomedical science. While mastery in clinical surgery, education, and research have come to characterize the consummate academic surgeon, challenging social inequities of today now demand deeper engagement in another vital arena.

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Patient experience is an important dimension of health care quality and is assessed using the standard Hospital Consumer Assessment of Healthcare Providers and Systems (HCAHPS) survey for inpatients. The HCAHPS scores may vary based on survey response rate and hospital size. The objective of this study was to describe the association between survey response rate and HCAHPS scores and examine whether the relationship varies based on hospital size.

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Background: Although sentinel lymph node (SLN) biopsy is a standard procedure used to identify patients at risk for melanoma recurrence, it fails to risk-stratify certain patients accurately. Because processes in SLNs regulate anti-tumor immune responses, the authors hypothesized that SLN gene expression may be used for risk stratification.

Methods: The Nanostring nCounter PanCancer Immune Profiling Panel was used to quantify expression of 730 immune-related genes in 60 SLN specimens (31 positive [pSLNs], 29 negative [nSLNs]) from a retrospective melanoma cohort.

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Purpose: In this prospective trial, we sought to assess the feasibility of concurrent administration of ipilimumab and radiation as adjuvant, neoadjuvant, or definitive therapy in patients with regionally advanced melanoma.

Patients And Methods: Twenty-four patients in two cohorts were enrolled and received ipilimumab at 3 mg/kg every 3 weeks for four doses in conjunction with radiation; median dose was 4,000 cGy (interquartile range, 3,550-4,800 cGy). Patients in cohort 1 were treated adjuvantly; patients in cohort 2 were treated either neoadjuvantly or as definitive therapy.

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Background: This study evaluates the utility of whole-body PET-CT for the initial staging and subsequent surveillance imaging of patients with completely resected stage II and stage III melanoma.

Methods: A single-center, retrospective review of patients who received perioperative whole-body PET-CT from January 1, 2005 to December 1, 2019 within three months of initial melanoma diagnosis was performed.

Results: Of 258 total patients with completely resected melanoma who had a PET-CT within 3 months after their melanoma diagnosis, 113 had stage II and 145 had stage III melanoma.

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Background: Isolated limb infusion (ILI) is a minimally invasive procedure for delivering high-dose chemotherapy to extremities affected by locally advanced or in-transit melanoma. This study compared the outcomes of melanoma patients treated with ILI in the United States of America (USA) and Australia (AUS).

Methods: Patients with locally recurrent in-transit melanoma treated with ILI at USA or AUS centers between 1992 and 2018 were identified.

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Background/aim: To determine whether BMI and sarcopenia were related to treatment-limiting toxicity or efficacy of pembrolizumab treatment in melanoma patients.

Patients And Methods: Medical records for melanoma patients undergoing pembrolizumab treatment at Duke University from January 2014 to September 2018 were reviewed. Pre-treatment measurements such as BMI were collected.

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Talimogene laherparepvec (T-VEC) is a genetically modified oncolytic herpesvirus approved for the treatment of unresectable, locoregionally advanced and recurrent melanoma. There is little relevant literature in the context of retreatment with T-VEC. We reviewed four patients aged 71-87 years old with stage IIIB-IV melanoma at treatment who were rechallenged with T-VEC after experiencing recurrence of locoregional disease or prior treatment-limiting toxicity.

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Introduction: Isolated limb infusion (ILI) is a minimally-invasive procedure for delivering high-dose regional chemotherapy to treat melanoma in-transit metastases confined to a limb. The aim of this international multi-centre study was to identify predictive factors for toxicity and response.

Methods: Data of 687 patients who underwent a first ILI for melanoma in-transit metastases confined to the limb between 1992 and 2018 were collected at five Australian and four US tertiary referral centres.

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Background: Emotional exhaustion (EE) in health care workers is common and consequentially linked to lower quality of care. Effective interventions to address EE are urgently needed.

Objective: This randomized single-exposure trial examined the efficacy of a gratitude letter-writing intervention for improving health care workers' well-being.

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Background: Isolated limb infusion (ILI) is used to treat in-transit melanoma metastases confined to an extremity. However, little is known about its safety and efficacy in octogenarians and nonagenarians (ON).

Patients And Methods: ON patients (≥ 80 years) who underwent a first ILI for American Joint Committee on Cancer seventh edition stage IIIB/IIIC melanoma between 1992 and 2018 at nine international centers were included and compared with younger patients (< 80 years).

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The original version of this article, which published in Current Treatment Options in Oncology, Volume 19, Issue 11, November 2018, contained an error within the Conflict of Interest statements. It was originally stated that "Norma E. Farrow received support from an NIH T32 grant (T32-CA009111.

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Background: Talimogene laherparepvec (T-VEC) is the first injectable oncolytic viral therapy approved for in-transit melanoma metastasis, with a reported overall response rate (ORR) of 25% and complete response rate (CRR) of 10%. To ascertain the role of patient selection on outcomes in routine practice, we evaluated the impact of patient, lesion, and treatment factors on clinical response.

Methods: Medical records were extracted for patients with recurrent stage IIIB-IV melanoma completing T-VEC at Duke University Medical Center between 1 January 2016 and 1 September 2018.

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Objectives: Transplant immunosuppression increases the risk of cutaneous squamous cell carcinoma by 65- to 200-fold. Our objective was to investigate the impact of the type of organ transplanted on the risk and presentation of cutaneous squamous cell carcinoma.

Materials And Methods: The retrospective database of the Duke University Health System was queried to identify patients who underwent an organ transplant from 1996 to 2016.

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Background: Isolated limb infusion (ILI) is a minimally invasive procedure for delivering high-dose regional chemotherapy to patients with locally advanced or in-transit melanoma located on a limb. The current international multicenter study evaluated the perioperative and long-term oncologic outcomes for patients who underwent ILI for stage 3B or 3C melanoma.

Methods: Patients undergoing a first-time ILI for stage 3B or 3C melanoma (American Joint Committee on Cancer [AJCC] 7th ed) between 1992 and 2018 at five Australian and four United States of America (USA) tertiary referral centers were identified.

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Background: Quality improvement efforts are inextricably linked to the readiness of healthcare workers to take them on. The current study aims to clarify the nature and measurement of Improvement Readiness (IR) by 1) examining the psychometric properties of a novel IR scale, 2) assessing relationships between IR and other safety culture domains 3) exploring whether IR differs by healthcare worker demographic factors, and 4) examining linguistic differences in word type use between high and low scoring IR work settings from their free text responses.

Methods: Of 13,040 eligible healthcare workers across a large academic health system, 10,627 (response rate 81%) completed the 5-item IR scale, demographics, safety culture scales, and two open-ended questions.

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