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Comprehensive modular analyses of scar subtypes illuminate underlying molecular mechanisms and potential therapeutic targets

Abstract

Pathological scarring resulting from traumas and wounds, such as hypertrophic scars and keloids, pose significant aesthetic, functional and psychological challenges. This study provides a comprehensive transcriptomic analysis of these conditions, aiming to illuminate underlying molecular mechanisms and potential therapeutic targets. We employed a co-expression and module analysis tool to identify significant gene clusters associated with distinct pathophysiological processes and mechanisms, notably lipid metabolism, sebum production, cellular energy metabolism and skin barrier function. This examination yielded critical insights into several skin conditions including folliculitis, skin fibrosis, fibrosarcoma and congenital ichthyosis. Particular attention was paid to Module Cluster (MCluster) 3, encompassing genes like BLK, TRPV1 and GABRD, all displaying high expression and potential implications in immune modulation. Preliminary immunohistochemistry validation supported these findings, showing elevated expression of these genes in non-fibrotic samples rich in immune activity. The complex interplay of different cell types in scar formation, such as fibroblasts, myofibroblasts, keratinocytes and mast cells, was also explored, revealing promising therapeutic strategies. This study underscores the promise of targeted gene therapy for pathological scars, paving the way for more personalised therapeutic approaches. The results necessitate further research to fully ascertain the roles of these identified genes and pathways in skin disease pathogenesis and potential therapeutics. Nonetheless, our work forms a strong foundation for a new era of personalised medicine for patients suffering from pathological scarring.

Implications for long COVID: A systematic review and meta‐aggregation of experience of patients diagnosed with COVID‐19

Abstract

Aims and Objectives

This review aims to synthesize the available evidence of what patients experience when infected with COVID-19, both in hospital and post-discharge settings.

Design

This review was conducted using the Joanna Briggs Institute (JBI) methodology for qualitative systematic reviews and evidence synthesis. Reporting of results was presented according to the Enhancing Transparency in Reporting the Synthesis of Qualitative Research (ENTREQ) checklist.

Background

Coronavirus disease 2019 (COVID-19) continues to be a public health crisis worldwide. Many patients diagnosed with COVID-19 have varied levels of persisting mental disorders. Previous studies have reported the degree, prevalence and outcome of psychological problems. Minimal research explored the experience of patients with long COVID. The real-life experience of patients with COVID-19 from diagnosis to post-discharge can deepen the understanding of nurses, physicians and policymakers.

Methods

All studies describing the experience of patients were included. Two authors independently appraised the methodological quality of the included studies using the JBI Critical Appraisal Checklist for Qualitative Research 2020.

Results

This systematic review aggregated patients’ experience of being diagnosed with COVID-19 in both hospitalized and post-discharge settings. Finally, 17 studies met inclusion criteria and quality appraisal guidelines. The selected studies in the meta-synthesis resulted in 12 categories, and further were concluded as five synthesized findings: physical symptoms caused by the virus, positive and negative emotional responses to the virus, positive coping strategies as facilitators of epidemic prevention and control, negative coping strategies as obstacles of epidemic prevention and control, and unmet needs for medical resource.

Conclusions

The psychological burden of patients diagnosed with COVID-19 is heavy and persistent. Social support is essential in the control and prevention of the epidemic. Nurses and other staff should pay more attention to the mental health of the infected patients both in and after hospitalization.

Relevance to clinical practice

Nurses should care about the persistent mental trauma of COVID-19 survivors and provide appropriate psychological interventions to mitigate the negative psychological consequences of them. Besides, nurses, as healthcare professionals who may have the most touch with patients, should evaluate the level of social support and deploy it for them. It is also needed for nurses to listen to patient's needs and treat them with carefulness and adequate patience in order to decrease the unmet needs of patients.

Effect of continuous nursing on wound infection and quality of life in patients with cancer‐related stoma: A meta‐analysis

Abstract

A meta-analysis was conducted to comprehensively assess the effect of continuous nursing on wound infection and quality of life in patients with cancer-related stomas, providing an evidence-based rationale for the care of these patients. A computerised search of PubMed, Web of Science, Ovid, EMBASE, the Cochrane Library, China National Knowledge Infrastructure, and Wanfang Data for randomised controlled trials (RCTs) on the effect of continuous nursing on wound infection and quality of life in patients with cancer-related stoma was conducted from the time the database was created to March 2023. The retrieved literature was screened, data were extracted, and the quality of the literature was evaluated according to the inclusion and exclusion criteria. Meta-analysis was performed using RevMan 5.4 software. Seventeen RCTs involving 1437 patients were included. Of the 1437 patients, 728 were in the continuous nursing group and 709 were in the control group. The results showed that continuous nursing significantly reduced the rate of wound infection in patients with cancer-related stomas (odds ratio [OR]: 0.30, 95% confidence interval [CI]: 0.16–0.53, p < 0.001) and improved their quality of life (standardised mean difference: 1.90. 95% CI: 1.32–2.47, p < 0.001). Available evidence suggests that continuous nursing for patients with cancer-related stomas can significantly reduce wound infections and improve their quality of life.

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