17 research outputs found

    CARDS: A Collaborative Community Model for Faculty Development or an Institutional Case Study of Writing Program Administration

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    The structure of writing programs evolves to account for the transformation of composition studies. Online and dual credit programs necessitate a need to adjust prior practices initially geared towards face-to-face pedagogy; however, several challenges surface in online and dual credit writing programs. The most prevalent is that these online courses are primarily staffed by non-tenured faculty, including adjuncts who do not have a physical presence on campus. The faculty dynamic presents many challenges when attempting to garner participation in collaborations. In recent years, the Writing Program Administrator (WPA) at a regional public university noticed a need to improve faculty morale, satisfaction, and participation, especially with the emergence of online programs. Through a national survey and selective interviews of current faculty at the university, we determined that the answer lies in the structure of the program. The Writing Program Administrator has several models to choose from, but we will argue that the collaborative community model is most conducive to addressing and enhancing faculty morale, satisfaction, and participation in first-year writing programs

    Outcomes of Recurrent Head and Neck Cutaneous Squamous Cell Carcinoma

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    Recurrent, advanced stage cutaneous squamous cell carcinoma (cSCC) is uncommon with limited publications on patient outcomes. A retrospective study including patients who underwent surgical resection for recurrent, advanced stage cSCC of the head and neck was performed (n = 72). Data regarding tumor site, stage, treatment, parotid involvement, perineural invasion, positive margins, metastasis, and disease-free survival was analyzed. The majority of patients were male (85%) and presented with recurrent stage III (89%) cSCC. Two-year disease-free survival was 62% and decreased to 47% at 5 years. Parotid involvement, positive margins, nodal metastasis, or the presence of perineural invasion did not correlate with decreased survival (P > .05). Distant metastasis was a strong indicator of poor overall survival (P < .001). Adjuvant postoperative radiotherapy did not improve overall survival (P = .42). Overall survival was poor for patients with advanced recurrent cSCC despite the combined treatment with surgery and radiotherapy

    31st Annual Meeting and Associated Programs of the Society for Immunotherapy of Cancer (SITC 2016) : part two

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    Background The immunological escape of tumors represents one of the main ob- stacles to the treatment of malignancies. The blockade of PD-1 or CTLA-4 receptors represented a milestone in the history of immunotherapy. However, immune checkpoint inhibitors seem to be effective in specific cohorts of patients. It has been proposed that their efficacy relies on the presence of an immunological response. Thus, we hypothesized that disruption of the PD-L1/PD-1 axis would synergize with our oncolytic vaccine platform PeptiCRAd. Methods We used murine B16OVA in vivo tumor models and flow cytometry analysis to investigate the immunological background. Results First, we found that high-burden B16OVA tumors were refractory to combination immunotherapy. However, with a more aggressive schedule, tumors with a lower burden were more susceptible to the combination of PeptiCRAd and PD-L1 blockade. The therapy signifi- cantly increased the median survival of mice (Fig. 7). Interestingly, the reduced growth of contralaterally injected B16F10 cells sug- gested the presence of a long lasting immunological memory also against non-targeted antigens. Concerning the functional state of tumor infiltrating lymphocytes (TILs), we found that all the immune therapies would enhance the percentage of activated (PD-1pos TIM- 3neg) T lymphocytes and reduce the amount of exhausted (PD-1pos TIM-3pos) cells compared to placebo. As expected, we found that PeptiCRAd monotherapy could increase the number of antigen spe- cific CD8+ T cells compared to other treatments. However, only the combination with PD-L1 blockade could significantly increase the ra- tio between activated and exhausted pentamer positive cells (p= 0.0058), suggesting that by disrupting the PD-1/PD-L1 axis we could decrease the amount of dysfunctional antigen specific T cells. We ob- served that the anatomical location deeply influenced the state of CD4+ and CD8+ T lymphocytes. In fact, TIM-3 expression was in- creased by 2 fold on TILs compared to splenic and lymphoid T cells. In the CD8+ compartment, the expression of PD-1 on the surface seemed to be restricted to the tumor micro-environment, while CD4 + T cells had a high expression of PD-1 also in lymphoid organs. Interestingly, we found that the levels of PD-1 were significantly higher on CD8+ T cells than on CD4+ T cells into the tumor micro- environment (p < 0.0001). Conclusions In conclusion, we demonstrated that the efficacy of immune check- point inhibitors might be strongly enhanced by their combination with cancer vaccines. PeptiCRAd was able to increase the number of antigen-specific T cells and PD-L1 blockade prevented their exhaus- tion, resulting in long-lasting immunological memory and increased median survival

    Reducing the environmental impact of surgery on a global scale: systematic review and co-prioritization with healthcare workers in 132 countries

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    Abstract Background Healthcare cannot achieve net-zero carbon without addressing operating theatres. The aim of this study was to prioritize feasible interventions to reduce the environmental impact of operating theatres. Methods This study adopted a four-phase Delphi consensus co-prioritization methodology. In phase 1, a systematic review of published interventions and global consultation of perioperative healthcare professionals were used to longlist interventions. In phase 2, iterative thematic analysis consolidated comparable interventions into a shortlist. In phase 3, the shortlist was co-prioritized based on patient and clinician views on acceptability, feasibility, and safety. In phase 4, ranked lists of interventions were presented by their relevance to high-income countries and low–middle-income countries. Results In phase 1, 43 interventions were identified, which had low uptake in practice according to 3042 professionals globally. In phase 2, a shortlist of 15 intervention domains was generated. In phase 3, interventions were deemed acceptable for more than 90 per cent of patients except for reducing general anaesthesia (84 per cent) and re-sterilization of ‘single-use’ consumables (86 per cent). In phase 4, the top three shortlisted interventions for high-income countries were: introducing recycling; reducing use of anaesthetic gases; and appropriate clinical waste processing. In phase 4, the top three shortlisted interventions for low–middle-income countries were: introducing reusable surgical devices; reducing use of consumables; and reducing the use of general anaesthesia. Conclusion This is a step toward environmentally sustainable operating environments with actionable interventions applicable to both high– and low–middle–income countries

    Clinical Study Outcomes of Recurrent Head and Neck Cutaneous Squamous Cell Carcinoma

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    Recurrent, advanced stage cutaneous squamous cell carcinoma (cSCC) is uncommon with limited publications on patient outcomes. A retrospective study including patients who underwent surgical resection for recurrent, advanced stage cSCC of the head and neck was performed (n = 72). Data regarding tumor site, stage, treatment, parotid involvement, perineural invasion, positive margins, metastasis, and disease-free survival was analyzed. The majority of patients were male (85%) and presented with recurrent stage III (89%) cSCC. Two-year disease-free survival was 62% and decreased to 47% at 5 years. Parotid involvement, positive margins, nodal metastasis, or the presence of perineural invasion did not correlate with decreased survival (P &gt; .05). Distant metastasis was a strong indicator of poor overall survival (P &lt; .001). Adjuvant postoperative radiotherapy did not improve overall survival (P = .42). Overall survival was poor for patients with advanced recurrent cSCC despite the combined treatment with surgery and radiotherapy

    Free Flap Reconstruction of Self-Inflicted Submental Gunshot Wounds

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    In this study, we review outcomes for 15 patients with self-inflicted submental gunshot wounds requiring free flap reconstruction. Patients presented to two tertiary care centers over a 7-year period. Mean age was 46 years (range, 16 to 76 years), 67% (n = 10) had a psychiatric history, and four were known to abuse illicit substances. Patients with oromandibular involvement required on average a total of 2.8 procedures, and those with midface (3.7) or combined defects (6) required more total procedures (p = 0.21). Donor sites included osteocutaneous radial forearm (n = 8), fibula (n = 4), fasciocutaneous radial forearm (n = 5), and anterior lateral thigh (n = 1). Median length of hospitalization was 8 days. Overall complication rate was 33% (n = 5), and included hematoma (n = 1), fistula (n = 1), and mandibular malunion (n = 2). Most patients were able to tolerate a regular or soft diet (92%), maintain oral competency (58%), and demonstrate intelligible speech (92%) at a median time to follow-up of 12 months. Despite the devastating nature of this injury, free flap reconstruction of self-inflicted submental gunshot wounds results in acceptable functional results for the majority of patients

    Use of Recombinant Bone Morphogenetic Protein 2 in Free Flap Reconstruction for Osteonecrosis of the Mandible

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    Purpose: Osteoradionecrosis of the mandible is a debilitating consequence of radiation therapy for head-and-neck malignancy. It can result in pain, bone exposure, fistula formation, and pathologic fracture. Recombinant human bone morphogenetic protein 2 (rhBMP-2) has shown promise in reconstruction of bone defects. The purpose of this study is to determine whether the addition of rhBMP-2 at the union of vascularized bone and native bone improves surgical outcomes in patients with osteonecrosis of the mandible. Materials and Methods: This study was a retrospective analysis of patients who were treated between 2006 and 2010 for osteonecrosis of the mandible. Patients requiring definitive reconstruction after failure of a course of conservative management were included. Patients were divided into 2 cohorts depending on whether rhBMP-2 was used during the reconstruction. The primary outcome measure was defined as stable mandibular union. Results: Seventeen patients were included. The development of malunion was similar in both groups (13% for rhBMP-2 group vs 11% for non-rhBMP-2 group). Infectious complications were similar between the groups (25% in rhBMP-2 group vs 56% in non-rhBMP-2 group, P = .33). The rates of hardware removal were similar for the 2 groups (33% in non-rhBMP-2 group vs 25% in rhBMP-2 group, P = .10). No cancer recurrences were observed in patients receiving rhBMP-2. Conclusions: The use of rhBMP-2 is safe in free flap reconstruction of the mandible, but its ability to significantly improve patient outcomes, as measured by rates of malunion, reoperation, or infection, is still unknown. (C) 2012 American Association of Oral and Maxillofacial Surgeons J Oral Maxillofac Surg 70:1991-1996, 201

    EGFR expression in advanced head and neck cutaneous squamous cell carcinoma

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    Background The significance of epidermal growth factor receptor (EGFR) expression in advanced cutaneous squamous cell carcinoma (SCC) of the head and neck remains poorly understood. Methods. We performed a retrospective review of patients with advanced-stage (stage III or stage IV) cutaneous SCC of the head and neck (n 56). Results. The majority of patients (91%) had stage III disease, with 54% having regional metastasis and 9% with distant metastasis. Two-year survival was 64% and the 5-year survival was 56%. EGFR was found to be overexpressed in 56% of primary tumors and 58% of regional metastatic disease. Overall survival did not correlate with EGFR (p.47) expression in primary lesions, nor was it associated with an increase in regional (p.74) or distant metastasis (p.56). Furthermore, there was no correlation between clinicopathologic characteristics and EGFR expression Conclusions. These data do not suggest upregulation of EGFR is associated with poor survival or aggressive disease. (C) 2011 Wiley Periodicals, Inc. Head Neck 34: 681-686, 201
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