Αρχειοθήκη ιστολογίου

Πέμπτη 14 Ιουλίου 2022

Histone demethylase JMJD3 downregulation protects against aberrant force-induced osteoarthritis through epigenetic control of NR4A1

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“Inhaled Zanamivir versus Oral Oseltamivir to Prevent Influenza-related Hospitalization or Death: A Nationwide Population-based Quasi-experimental Study”

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to the editor—In their recent article, Su et al compared the effectiveness of inhaled zanamivir and oral oseltamivir for influenza patients in a quasi-experimental cohort study using population-based National Health Insurance Research Database [1]. They found that prescribing zanamivir for clinically diagnosed influenza patients within 48 hours was not inferior to oseltamivir in terms of the risk of subsequent influenza-related hospitalization and death. In addition to the limitations mentioned by the authors, we would like to share some ideas regarding the study design as well as further investigations that would be of interest to the readers.
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PP1 catalytic isoforms are differentially expressed and regulated in human prostate cancer

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Publication date: Available online 14 July 2022

Source: Experimental Cell Research

Author(s): Juliana Felgueiras, João Lobo, Vânia Camilo, Isa Carneiro, Bárbara Matos, Rui Henrique, Carmen Jerónimo, Margarida Fardilha

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Concomitant and Exceedingly Rare Causes of Oropharyngeal Dysphagia

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jamanetwork.com

This case report describes a man in his 40s who presented with a 5-month history of worsening dysphonia and dysphagia and was subsequently diagnosed with extranodal natural killer/T-cell lymphoma.
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Histone demethylase JMJD3 downregulation protects against aberrant force-induced osteoarthritis through epigenetic control of NR4A1

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International Journal of Oral Science, Published online: 14 July 2022; doi:10.1038/s41368-022-00190-4

Histone demethylase JMJD3 downregulation protects against aberrant force-induced osteoarthritis through epigenetic control of NR4A1
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Image‐Guided Surgical Device Failures in Functional Endoscopic Sinus Surgery: A MAUDE Analysis

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Image-Guided Surgical Device Failures in Functional Endoscopic Sinus Surgery: A MAUDE Analysis

Image-guided surgery (IGS) devices have become widely used for anatomic localization during functional endoscopic sinus surgery (FESS). However, there are no studies that analyze the post-market complications associated with IGS device use during FESS. This study queried the US Food and Drug Administration's Manufacturer and User Facility Device Experience database for event reports associated with neurological stereotaxic devices utilized in IGS between the dates of January 1, 2016 and December 31, 2020. Of the medical device reports between 2016 and 2020, less than 3% resulted in adverse events.


Objective

Image-guided surgery (IGS) devices have become widely used for anatomic localization during functional endoscopic sinus surgery (FESS). However, there are no studies that analyze the post-market complications associated with IGS device use during FESS. The objective of this study was to better characterize post-market complications associated with the use of IGS devices during sinus surgery.

Methods

The US Food and Drug Administration's Manufacturer and User Facility Device Experience database was queried for event reports associated with neurological stereotaxic devices utilized in IGS between the dates of January 1, 2016 and December 31, 2020. Medical device reports that were analyzed for this study pertained strictly to FESS.

Results

There were 1873 reports involving IGS devices for FESS included in this study. Fifty-five reports involved adverse events to patients (2.9%) and 1818 (97.1%) involved device malfunctions. Of the adverse events to patients, the most common included cerebrospinal fluid leakage (45.6%), tissue damage (12.7%), and nervous system injury (3.6%). The most commonly reported device malfunction was imprecision (21.1%).

Conclusion

IGS devices are widely utilized in FESS. Of the medical device reports between 2016 and 2020, less than 3% resulted in adverse events. Further studies of the infrequent post-market complications of IGS devices used in FESS can help guide surgeons on the risks of their clinical use.

Level of Evidence

4—Retrospective database survey without controls Laryngoscope, 2022

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Systematic review of head and neck lymphedema assessment

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Abstract

Head and neck lymphedema (HNL) is an increasingly recognized complication of head and neck cancer and its treatment. However, no consensus exists on the "gold-standard" assessment tool for the purposes of diagnosis, classification, or monitoring of HNL. We conducted a systematic review of the literature regarding HNL assessment to determine the optimal method/s of assessment for patients with HNL. A review of publications between January 2000 and September 2021 was undertaken on four electronic databases. Studies were excluded if no clear assessment method of HNL was documented. Sixty-seven articles were included in the study. A wide range of assessment methods for HNL have been reported in the literature. For the purposes of diagnosis and classification of physical findings, computed tomography (CT) appears the most promising tool available for both external and internal HNL. In terms of monitoring, ultrasound appears optimal for external HNL, while a clinician-reported ratin g scale on laryngoscopy is the gold standard for internal HNL. Patient-reported assessment must be considered alongside objective methods to classify symptom burden and monitor improvement with treatment.

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Rhinovirus persistence during the COVID‐19 pandemic – impact on paediatric acute wheezing admissions

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Abstract

Rhinoviruses have persisted throughout the COVID-19 pandemic, despite other seasonal respiratory viruses (influenza, parainfluenza, respiratory syncytial virus, adenoviruses, human metapneumovirus) being mostly suppressed by pandemic restrictions, such as masking and other forms social distancing, especially during the national lockdown periods. Rhinoviruses, as non-enveloped viruses, are known to transmit effectively via the airborne and fomite route, which has allowed infection amongst children and adults to continue despite pandemic restrictions. Rhinoviruses are also known to cause and exacerbate acute wheezing episodes in children predisposed to this condition. Non-infectious causes such as air pollutants (PM2.5, PM10) can also play a role. In this retrospective ecological study, we demonstrate the correlation between UK national sentinel rhinovirus surveillance, the level of airborne particulates and the changing patterns of paedi atric emergency department presentations for acute wheezing, before and during the COVID-19 pandemic (2018-2021) in a large UK teaching hospital.

This article is protected by copyright. All rights reserved.

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Acute toxicity in patients treated with concurrent chemoradiotherapy with proton versus intensity‐modulated radiation therapy for nonmetastatic head and neck cancers

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Abstract

Background

We evaluated if proton therapy is associated with decreased acute toxicities compared to intensity-modulated radiation therapy (IMRT) in patients receiving concurrent chemoradiotherapy for head and neck cancers.

Methods

We analyzed 580 patients with nonmetastatic head and neck cancers. Primary endpoint was any 90-day grade ≥3 toxicity, prospectively collected and graded per CTCAEv4. Modified Poisson regression models were used.

Results

Ninety-five patients received proton and 485 IMRT. The proton group had more HPV-positive tumors (65.6 vs. 58.0%, p = 0.049), postoperative treatment (76.8 vs. 62.1%, p = 0.008), unilateral neck treatment (18.9 vs. 6.6%, p < 0.001) and significantly lower doses to organs-at-risk compared to IMRT group. Adjusted for patient and treatment characteristics, the proton group had decreased grade 2 dysgeusia (RR0.67, 95%CI 0.53–0.84, p = 0.004) and a trend toward lower grade ≥3 toxicities (RR0.60, 95%CI 0.41–0.88, p = 0.06).

Conclusions

Proton therapy was associated with significantly reduced grade 2 dysgeusia and nonstatistically significant decrease in acute grade ≥3 toxicities compared to IMRT.

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Outcomes of curative treatment for head and neck squamous cell carcinoma in very elderly adults ≥80 years old

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Abstract

Background

Head and neck cancer treatment can be difficult and advancing age is associated with greater frailty. It is unclear if curative treatment for very elderly patients is beneficial. This study compared outcomes to curative treatment in patients ≥80 aged with HNSCC to patients aged 70–79.

Methods

Retrospective study of 114 patients diagnosed with HNSCC. Overall survival (OS), Disease-Free Survival (DFS), and local-regional control (LRC) were compared and adjusted for confounders.

Results

Patients aged 70–79 had a higher median OS (35 months [95% CI, 19.58–50.42]) compared with patients aged ≥80 (19 months [11.72–26.28]; p = 0.008) but similar DFS and LRC. KPS < 90 was the stand-alone independent prognostic factor for OS (HR = 2.14 [1.05–4.38]).

Conclusion

Very elderly HNSCC patients (aged ≥80) can have favorable outcomes with curative therapy and advanced chronological age alone should not prohibit patients from receiving treatment. Performance status may be a greater predictor of survival outcome than age alone.

Level of Evidence

Level III.

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