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Δευτέρα 14 Μαρτίου 2022

Efficacy of systematic voice training combined with swallowing function exercises for the prevention of swallowing dysfunction in stroke patients: a retrospective study

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Ann Transl Med. 2022 Feb;10(4):195. doi: 10.21037/atm-22-101.

ABSTRACT

BACKGROUND: Stroke is a common clinical brain disease, and swallowing dysfunction is one of the most common complications in stroke patients. Despite multiple treatments for swallowing dysfunction, it often leads to a series of complications. Interventions such as systematic voice training and swallowing function exercises have emerged in recent years, but their effectiveness remains unclear. Therefore, this stu dy was conducted to investigate the effect of systematic voice training combined with swallowing function exercise for the prevention of swallowing dysfunction and improving the quality of life of stroke patients.

METHODS: We retrospectively analyzed 90 stroke patients admitted to Baotou Central Hospital from October 2018 to October 2021 as study subjects, and divided the patients into a combined voice training group (n=45) and a single swallowing exercise group (n=45) according to the interventions. The single swallowing exercise group received routine swallowing function exercise, and the combined voice training group used systematic voice training combined with swallowing function exercise. The incidence of swallowing dysfunction, malnutrition, aspiration pneumonia, and exercise compliance rate were compared between the two groups, and the quality of life of the two groups was evaluated by the Generic Quality of Life Inventory 74 (GQOLI-74) before and after the intervention s, respectively.

RESULTS: The incidence of swallowing dysfunction, aspiration pneumonia, and malnutrition were lower in the combined voice training group than in the single swallowing exercise group (P<0.05), and there was no statistically significant difference in the exercise compliance rate between the two groups. The combined voice training group had higher psychological dimensions, physical dimensions, social adaptation, and total quality of life scores than the single swallowing exercise group (all P<0.05). Compared with the conventional intervention group, the combined voice training group had higher patient satisfaction (P<0.05).

CONCLUSIONS: Systematic voice training combined with swallowing function exercise can effectively prevent the occurrence of swallowing dysfunction and improve the quality of life of patients with stroke.

PMID:35280372 | PMC:PMC8908138 | DOI:10.21037/atm-22-101

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Use of Polysomnography and CPAP in Children Who Received Adenotonsillectomy, US 2004 to 2018

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Objectives

1) To determine the prevalence polysomnogram (PSG) and continuous positive airway pressure (CPAP) therapy use in children who received adenotonsillectomy (AT) for sleep symptoms. 2) To identify health care disparities in these regards.

Study Design

Retrospective database analysis.

Methods

This study used data from Optum (Health Services Innovation Company) to identify 92,490 children who received AT for sleep symptoms between 2004 and 2018. Prevalence of preoperative PSG and postoperative PSG and CPAP were described. Clinical and demographic characteristics were compared between children who had preoperative PSG and those who did not. Characteristics of children with trisomy 21 (T21) were compared to assess PSG and CPAP use in a high-risk cohort. Predictive modeling was used to identify patient characteristics associated with postoperative PSG and CPAP use.

Results

Preoperative PSG was obtained in 5.5% of children overall and 33.2% of children with T21. Male sex, obesity, other medical comorbidities, non-White race/ethnicity, and higher parent education were associated with preoperative PSG. Fewer than 3% of children received postoperative PSGs and approximately 3% went on to receive CPAP therapy postoperatively. Multiple logistic regression showed that age at surgery, male sex, obesity, other medical comorbidities, non-White race/ethnicity, and higher parent education were associated with postoperative PSG and CPAP use.

Conclusions and Relevance

This study described the prevalence pre-AT PSG use and post-AT PSG and CPAP use for persistent symptoms and identified sleep health care disparities in these regards. These results show that increased, equitable access to PSG is needed in children, particularly in the workup and treatment persistent symptoms after AT.

Level of Evidence

4 Laryngoscope, 2022

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Omaveloxolone attenuates squamous cell carcinoma growth and disease severity in an Epidermolysis Bullosa mouse model

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Abstract

Patients with Epidermolysis Bullosa (EB) are susceptible to development of squamous cell carcinomas (SCC) at sites of chronic inflammation and fibrosis. While triterpenoids such as RTA 408 (Omaveloxolone) have been shown to reduce inflammation and inhibit tumor growth in various cancer models, the utility of this class of drugs in the treatment of SCC has not been investigated. Given the dual anti-inflammatory and anti-neoplastic properties of triterpenoids, we hypothesized RTA 408 would be an effective treatment for SCCs that arise in the chronic inflammatory setting in EB. We tested the effects of topical RTA 408 on a mouse model of non-Herlitz, junctional EB. RTA 408 significantly reduced phenotypic severity in the affected ears of Lamc2jeb mice. In cultures, RTA 408 reduced cell viability in EB-associated SCC cell lines and normal human epidermal keratinocytes. When administered in vivo, RTA 408 inhibited SCC tumor growth in mice without cutaneous or systemic tox icity. These results suggest that RTA 408 can be a promising new therapy to reduce inflammation and inhibit SCC growth in patients with EB.

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Efficacy of radiotherapy combined with immune checkpoint inhibitors in patients with melanoma: a systemic review and meta-analysis

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imageThe purpose of this study is to review the efficacy of radiotherapy combined with immune checkpoint inhibitors (ICIs) in the treatment of melanoma and systematically evaluate the efficacy and safety of this combined treatment compared with ICIs alone. We searched a number of online databases up to 1 July 2021. Comprehensive Meta-Analysis 2.0 and RevMan 5.0 were used for summary analysis. The overall survival (OS), progression-free survival (PFS), overall response rate (ORR) and treatment adverse effects (AEs) were calculated. In total, 624 patients were included from 12 studies, including nine published studies and the r esults of three clinical trials. Radiotherapy combined with ICIs had a higher ORR compared with ICIs alone (35.00 vs. 20.39%). In terms of survival effect, radiotherapy combined with ICIs had no obvious advantage in OS. There was no statistically significant difference between 6-month and 12-month OS (P = 0.13; P = 0.69). There was no significant difference in PFS at 6 months (P = 0.08), but there was a significant difference in PFS at 12 months (P = 0.005). For patients with melanoma, radiotherapy combined with ICIs can improve the effective rate of treatment. Although there is no obvious OS advantage, it can improve PFS without serious adverse effects. Most of the studies included in this article are retrospective analyses, and there are few randomized controlled studies at present. Therefore, more prospective studies are still needed to explore the efficacy of radiotherapy combined with immunotherapy in melanoma.
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Documenting the histologic response of metastatic melanoma to combination therapy with BRAF and MEK inhibitors

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imageNo abstract available
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Chemosaturation with percutaneous hepatic perfusion of melphalan for metastatic uveal melanoma

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imageUveal melanoma, the most common primary ocular malignancy in adults, carries a poor prognosis: 50% of patients develop the metastatic disease with a 10–25% 1-year survival and no established standard of care treatment. Prior studies of melphalan percutaneous hepatic perfusion (M-PHP) have shown promise in metastatic uveal melanoma (mUM) patients with liver predominant disease but are limited by small sample sizes. We contribute our findings on the safety and efficacy of the procedure in the largest sample population to date. A retrospective analysis of outcome and safety data for all mUM patients receiving M-PHP was perfor med. Tumour response and treatment toxicity were evaluated using RECIST 1.1 and Common Terminology Criteria for Adverse Events v5.03, respectively. 250 M-PHP procedures were performed in 81 patients (median of three per patient). The analysis demonstrated a hepatic disease control rate of 88.9% (72/81), a hepatic response rate of 66.7% (54/81), and an overall response rate of 60.5% (49/81). After a median follow-up of 12.9 months, median overall progression-free (PFS) and median overall survival (OS) were 8.4 and 14.9 months, respectively. There were no fatal treatment-related adverse events (TRAE). Forty-three grade 3 (29) or 4 (14) TRAE occurred in 23 (27.7%) patients with a significant reduction in such events between procedures performed in 2016–2020 vs. 2012–2016 (0.17 vs. 0.90 per patient, P
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Real-world frequency of BRAF testing and utilization of therapies in patients with advanced melanoma

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imageBoth BRAF/MEK targeted agents and immunotherapy are approved for the treatment of advanced melanoma. BRAF testing is recommended at the time of advanced melanoma diagnosis. In addition, little is known regarding the treatment trends for patients with BRAF mutated tumors. This investigation aims to assess the real-world prevalence of molecular testing and treatment trends for patients with BRAF mutated tumors. Using a de-identified database, patients of age ≥18 years with advanced melanoma from 2013 to 2018 were examined. Molecular testing performed within 3 months of advanced diagnosis was considered to have the test pe rformed at the time of diagnosis. Test prevalence was calculated and compared in groups stratified by the patient, tumor and treatment factors. In total 4459 patients were included; 1936 (43.4%) stage III, 1191 (26.7%) stage IV and 1332 (29.9%) recurrent. Totally 50.4% of patients received systemic treatment; 76.4% stage IV, 71% recurrent patients and 26.7% stage III patients. However, 73.5% received first-line immunotherapy. In total 73.8% of patients had molecular testing, and 50.5% had tested at the time of advanced diagnosis. Of those tested 42% had a BRAF mutated tumor. In total 48% of these patients received first-line immunotherapy whereas 43% received a BRAF inhibitor, with increasing immunotherapy use seen over time. The majority of patients with advanced melanoma undergo molecular testing at the time of advanced diagnosis. Immunotherapy is the most commonly prescribed treatment regardless of BRAF mutational status. These results provide real-world data on the frequency of molecular testing and treatment trends for patients with advanced melanoma.
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Risk factors for second primary malignancies following thyroid cancer: a nationwide cohort study

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Eur J Endocrinol. 2022 Mar 1:EJE-21-1208. doi: 10.1530/EJE-21-1208. Online ahead of print.

ABSTRACT

OBJECTIVE: Thyroid cancer survivors have a high risk of second primary malignancies (SPMs). We aimed to evaluate the site-specific incidence, prognosis, and risk factors for metachronous SPMs following thyroid cancer.

DESIGN: A nationwide cohort study Methods: This study included data from the Korea National Health Insurance Service (between 2002 and 2018). Exposure to diagnost ic radiation was defined by the number of computed tomography (CT) and positron emission tomography-CT scans after the index date. A cumulative radioactive iodine (RAI) dose >100 mCi was considered high-dose RAI.

RESULTS: During the median six years of follow-up, among 291,640 patients, 13,083 (4·5%) developed SPMs. Thyroid cancer survivors had a 26% increased risk of SPMs compared with the general population (SIR, 1·26; 95% CI, 1·22-1·29). Furthermore, those with SPMs had a significantly poorer survival rate than those without SPMs (HR, 11·85; 95% CI, 11·21-12·54; p<0·001). Significantly elevated risks were observed in myeloid leukemia and 13 solid cancer sites: lip, salivary gland, small intestine, larynx, lung, mediastinum and pleura, mesothelium, breast, corpus uteri, ovary, prostate, kidney, and bladder. Frequent diagnostic medical radiation exposure and high-dose RAI therapy were independent risk factors for several SPMs, including the cancer of salivary gl and, lung, mediastinum and pleura, breast, kidney, and bladder, as well as myeloid leukemia.

CONCLUSIONS: Frequent diagnostic radiation exposure and high-dose RAI therapy are independent risk factors for SPM following thyroid cancer. Clinicians need to consider for minimizing unnecessary diagnostic radiation exposure and administering a high dose RAI only when justified in patients with thyroid cancer.

PMID:35286279 | DOI:10.1530/EJE-21-1208

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Injected 3T-3D-FLAIR-MRI labyrinthine patterns match with the severity and tonotopic alteration in sudden sensorineural hearing loss

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Eur Arch Otorhinolaryngol. 2022 Mar 14. doi: 10.1007/s00405-022-07328-4. Online ahead of print.

ABSTRACT

PURPOSE: The aim of the study was to assess a correlation between MRI labyrinthine changes detected with IV-gadolinium optimized high-resolution 3D-FLAIR sequences 4 h after injection (OPT4-3DFLAIR) and the type of SSNHL, in terms of frequency alteration and severity.

METHODS: This was a prospective monocentric study achieved from July 2019 to December 2020. The inclusion criterion was acute hearing loss of at least 30 dB over three contiguous frequencies occurring within a 72-h period, documented by a pure-tone audiometry (PTA). The primary endpoint was the visual assessment of hyperintensity in labyrinthine structures on OPT4-3DFLAIR performed on 3T MRI.

RESULTS: Thirty-six affected ears were included (20 men, 15 women; mean age: 54.5 ± 16.3 years) with 69.4% full-spectrum hearing loss. The median hearing loss, expres sed as median and interquartile range [IQR] was 91 dB [74-120], with 47.2% of concomitant acute vestibular syndrome. Pathological signal was found in 26 out of 36 ears (72.2%). Basal turn enhancement was found in all abnormal MRIs, with 73.1% of apical turn enhancement and 50% of vestibular enhancement. Seventeen on 19 cases (89.5%) with apical involvement on MRI had low-frequency hearing loss. Vestibular involvement on MRI was significantly associated with a wider frequency range of hearing loss (p = 0.0002) and the severity of SSNHL (84.5 [71.7-92.5] dB versus 120 [85.8-120] dB, p = 0.0158).

CONCLUSION: This report shows that in pathological MRI in SSNHL, a pathologic cochlear base signal is always detected, a cochlear apical turn enhancement matches with low-tone impairment, and a pathological signal within the posterior labyrinth is associated with an impairment of all frequencies and the severity of SSNHL.

PMID:35286438 | DOI:10.1007/s00405-022-07328-4

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Signal Quality Investigation of a New Wearable Frontal Lobe EEG Device

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Sensors (Basel). 2022 Feb 28;22(5):1898. doi: 10.3390/s22051898.

ABSTRACT

The demand for non-laboratory and long-term EEG acquisition in scientific and clinical applications has put forward new requirements for wearable EEG devices. In this paper, a new wearable frontal EEG device called Mindeep was proposed. A signal quality study was then conducted, which included simulated signal tests and signal quality comparison experiments. Simulated signals with different frequencies and amplitudes were used to test the stability of Mindeep's circuit, and the high correlation coefficients (>0.9) proved that Mindeep has a stable and reliable hardware circuit. The signal quality comparison experiment, between Mindeep and the gold standard device, Neuroscan, included three tasks: (1) resting; (2) auditory oddball; and (3) attention. In the resting state, the average normalized cross-correlation coefficients between EEG signals recorded by the two devi ces was around 0.72 ± 0.02, Berger effect was observed (p < 0.01), and the comparison results in the time and frequency domain illustrated the ability of Mindeep to record high-quality EEG signals. The significant differences between high tone and low tone in auditory event-related potential collected by Mindeep was observed in N2 and P2. The attention recognition accuracy of Mindeep achieved 71.12% and 74.76% based on EEG features and the XGBoost model in the two attention tasks, respectively, which were higher than that of Neuroscan (70.19% and 72.80%). The results validated the performance of Mindeep as a prefrontal EEG recording device, which has a wide range of potential applications in audiology, cognitive neuroscience, and daily requirements.

PMID:35271044 | PMC:PMC8914983 | DOI:10.3390/s22051898

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Robot‐assisted cochlear implant surgery in a patient with partial ossification of the basal cochlear turn: a technical note

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Abstract

Robotic cochlear implant surgery is a new and safe technique. A system for robotic cochlear implant surgery has become available in Europe. Robotic cochlear implant surgery can be successfully performed in partially-ossified basal cochlear turns. Adaption of the planning procedure by increasing the milling depth enables robotic cochlear implant surgery in ossified basal cochlear turns. By adaption of the planning procedure, more complex anatomical variations will become implantable in the future.

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