Κυριακή 27 Φεβρουαρίου 2022

The COVID-19 pandemic and upgrades of CI speech processors for children: part I-procedure of speech processor upgrade

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Eur Arch Otorhinolaryngol. 2022 Feb 26. doi: 10.1007/s00405-022-07278-x. Online ahead of print.

ABSTRACT

PURPOSE: To demonstrate the feasibility of upgrading speech processors during the COVID-19 pandemic.

METHODS: Adopting concepts from "lean thinking", we optimized hospital workflows to allow speech processors to be upgraded despite the obstacles arising from national guidelines for COVID-19 prevention. The study involved 297 children, aged from 7.3 to 18.0 years, whose processors were upgraded on five consecutive Saturdays during a time of peak COVID-19 in Poland.

RESULTS: The optimized workflow allowed us to conduct speech processor upgrades during a time of peak COVID-19 in Poland. The upgrades were conducted as scheduled, patient flow was smooth, appropriate social distancing was kept, and no reports of COVID-19 infection in our patients in the 2 weeks after their visit were received.

CONCLUSION: Upgrading of sp eech processors in children is still feasible under coronavirus conditions.

PMID:35217905 | DOI:10.1007/s00405-022-07278-x

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Effects of Different Voice Rest on Vocal Function After Microlaryngeal Surgery: A Systematic Review and Meta‐Analysis

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Abstract

Objectives

To compare the results of a voice handicap index (VHI) scale and acoustic parameters in patients who underwent microlaryngeal surgery followed by either short-duration (voice rest for <7 days) or long-duration (≥7 days) voice rest.

Study Design

Systematic review and meta-analysis.

Methods

The PubMed, Embase, and Cochrane Library databases were systematically searched for articles published before March 1, 2021. Randomized controlled trials (RCTs) that measured the voice outcomes of patients after different durations and extents of postoperative voice restriction were included in the meta-analysis.

Results

Four RCTs comprising 112 patients were included in the quantitative meta-analysis. Compared with the long-duration voice rest group, the short-duration group exhibited comparable VHI scores (mean difference [MD], −7.01; 95% CI, −16.12 to 2.09; p = 0.13), maximum phonation time (MD, −2.58; 95% CI, −5.42 to 0.26; p = 0.07), and acoustic variables of jitter (MD, −1.25; 95% CI, −3.43 to 0.94; p = 0.26) and shimmer (MD, −0.79; 95% CI, −2.08 to 0.51; p = 0.24). Subgroup analysis for benign pathology and cold instruments studies demonstrated significantly better VHI scores (MD, −14.45; 95% CI, −26.19 to −2.72; p = 0.02 and MD, −15.98; 95% CI, −28.52 to −3.44; p = 0.01, respectively) in the short-duration group.

Conclusions

The limited evidence does not demonstrate benefit in voice outcomes from long-duration voice rest and suggests potential unfavorable effects on compliance and quality of life, providing a rationale for short-duration voice rest after microlaryngeal surgery. More studies are required to determine the optimal duration and extent of postoperative voice rest.

Level of Evidence

1 Laryngoscope, 2022

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Performers' Perceptions of Vocal Function During Oral Steroid Treatment of Vocal Fold Edema

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Objectives

Acute vocal fold edema (VFE) is often a consequence of illness, allergy, or voice overuse, causing dysphonia. Although VFE typically resolves with voice rest and treatment of predisposing causes, oral glucocorticoids are often considered for performers with imminent performance demands. There are limited data about performers' perceptions of vocal change during treatment and how this relates to their ability to perform. This study aims to examine performers' self-perceptions of vocal function with steroid treatment.

Methods

Fifty-five performers (34 F; 21 M) diagnosed with VFE who chose treatment with a 6-day methylprednisolone taper were prospectively assessed. They completed the Evaluation of the Ability to Sing Easily (EASE) and reported on their voice use, regimen, performance obligations, and ability to perform. Findings were compared between Day 1 and Day 6 using paired t-tests and nonparametric Wilcoxon signed-rank tests.

Results

Nearly all subjects completed scheduled performances without interruption. Following treatment, all subscales of the EASE were decreased at Day 6 (Vocal Function 29.78–20.59; Pathologic Risk Indicator 26.60–17.33; Vocal Concerns 6.10–4.20). These differences were statistically significant (p < 0.0001) and greater in subjects with performances scheduled and subjects who consistently completed vocal warmups. These findings demonstrate significant improvement in several facets of performers' self-perception of function.

Conclusion

Subjects reported significant improvement in vocal function with oral steroid treatment and were able to meet performance obligations. It remains important that steroids are not prescribed without laryngeal examination. Examination should be repeated when dysphonia persists, recurs swiftly, or when patients seek repeated treatment, as there may be increased risk of adverse outcomes, and continued steroid use may mask underlying chronic pathology that is best treated by other means.

Level of Evidence

4 Laryngoscope, 2022

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Risk factors for residual dizziness in patients with benign paroxysmal positional vertigo after successful repositioning: a systematic review and meta-analysis

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Eur Arch Otorhinolaryngol. 2022 Feb 26. doi: 10.1007/s00405-022-07288-9. Online ahead of print.

ABSTRACT

PURPOSE: To investigate the risk factors for residual dizziness (RD) in patients with benign paroxysmal positional vertigo (BPPV) after successful repositioning.

METHODS: Searches were performed in PubMed, Embase, Cochrane library, Web of Science, Chinese National Knowledge Infrastructure, and Sino Med up to March 7, 2021 and references of relevant articles were screened. Data from eligible studies were meta-analyzed using Stata version 16.0 and Review Manager 5.4.

RESULTS: In this systematic review and meta-analysis of 4487 patients from 31 studies, the prevalence of RD was 43.0% (95% CI 39.0-48.0%). Age (MD 4.17; 95% CI 2.13-6.21, P = 0.000), female gender (OR = 1.28, 95% CI 1.11-1.47, P = 0.001), secondary BPPV (OR 1.88; 95% CI 1.27-2.77, P = 0.001), a longer duration of BPPV before treatment (MD 3.45; 95% CI 1.87-5.0 2, P = 0.000), abnormal ocular vestibular evoked myogenic potential (OVEMP, OR 4.34; 95% CI 2.78-6.78, P = 0.000), abnormal cervical vestibular evoked myogenic potential (CVEMP, OR 2.48; 95% CI 1.54-3.99, P = 0.000), higher Dizziness Handicap Index (DHI) score before treatment (MD 10.88; 95% CI 5.96-15.80, P = 0.000), anxiety (OR 9.58; 95% CI 6.32-14.52, P = 0.000), osteopenia (OR = 4.40, 95% CI 2.17-8.96, P = 0.000), onset in winter (OR 7.27; 95% CI 2.38-22.24, P = 0.001) and with a history of BPPV (OR 1.79; 95% CI 1.06-3.04, P = 0.03) are the risk factors for RD in patients with BPPV after successful repositioning. The affected side, location or type of semicircular involvement, hyperlipidemia, diabetes, hypertension, heart disease, migraine, sleep disorders, canalolithiasis/cupulolithiasis, the number of times the canalith repositioning procedures (CRPs) were performed and number of vertigo attacks did not correlate with the occurrence of RD.

CONCLUSIONS: Despite successful treatment, nearly half of the BPPV patients developed RD. RD seems to be a syndrome caused by multiple factors. The pathogenesis of most factors can be explained by psychological and/or physical disorders. Early recognition of these risk factors contributes to the prevention and treatment of RD.

PMID:35218384 | DOI:10.1007/s00405-022-07288-9

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Anatomical features of the iliocapsularis muscle: a dissection study

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Surg Radiol Anat. 2022 Feb 26. doi: 10.1007/s00276-022-02905-y. Online ahead of print.

ABSTRACT

PURPOSE: Iliocapsularis (IC) overlies the anteromedial hip capsule and is an important landmark in anterior approaches to hip arthroplasty. Previously believed to be part of iliacus, few publications describe the prevalence, attachments, fibre direction, blood supply, innervation, and size of IC. This study was aimed to determine these anatomical features using embalmed bodies and whether they vary between sides, sex, and age.

METHODS: Thirty-eight formalin-fixed adult bodies were dissected and the prevalence, presence of a connective tissue raphe, attachments, fibre direction, blood supply, and innervation, were documented. Length and width were measured, and significant differences were investigated with t tests.

RESULTS: Iliocapsularis was present in all bodies examined, originating from the inferior border of the anterior inferior iliac spine, and inserting 20 mm distal to the lesser trochanter in 54 muscles (71%). Iliocapsularis was supplied by a thin branch from the femoral nerve and by branches of the lateral circumflex femoral and deep femoral arteries and veins. Muscle fibre direction was from superolateral to inferomedial. Mean length was 116.8 ± 11.2 mm and width was 12.8 ± 3.1 mm, with no significant differences between sides, sex, and age.

CONCLUSION: This was the first study to document the venous drainage and compare the di mensions with sides, sex, and age, using adult bodies. However, the true function of IC is still unknown. Iliocapsularis is a constant muscle, distinct from iliacus, which is relevant to orthopaedic surgeons and physical rehabilitation specialists, particularly for postoperative patient care.

PMID:35218407 | DOI:10.1007/s00276-022-02905-y

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Prognostic significance of wait time for radical radiotherapy in locoregionally advanced nasopharyngeal carcinoma

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Abstract

Background

The prognostic significance of wait time between definite diagnosis and initial radical radiotherapy is not well established in patients with locoregionally advanced nasopharyngeal carcinoma (LA-NPC) receiving both induction chemotherapy (IC) and concurrent chemoradiotherapy (CCRT).

Methods

From 2010 to 2018, 648 patients with LA-NPC treated with IC followed by CCRT were included.

Results

A total of 172 pairs of patients with LA-NPC were selected by propensity score matching (PSM). Compared to patients with an acceptable wait time (≤75 days), patients with a prolonged wait time (>75 days) had a significant lower 5-year DMFS rate (86.6% vs. 74.1%, p = 0.006). Subgroup analyses indicated that the unfavorable effects of longer waiting times were mainly seen among stage IVa patients.

Conclusions

A prolonged wait time (>75 days) between definite diagnosis and initial radical radiotherapy has negative prognostic effects on patients with LA-NPC receiving IC plus CCRT, particularly those with IVa stage.

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Dendritic cells in reflectance confocal microscopy is a clue for early melanoma diagnosis in extrafacial flat pigmented melanocytic lesions

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Abstract

Background

Differential diagnosis of extrafacial flat pigmented lesions with dermoscopic reticular and/or homogeneous pattern is challenging. Dendritic cells upon reflectance confocal microscopy (RCM) still represent a pitfall.

Objective

To determine the role of dendritic cells upon RCM in the epidermis and dermo-epidermal junction (DEJ), together with common RCM features for melanoma and nevi, in dermoscopically equivocal extrafacial flat pigmented lesions.

Methods

A retrospective evaluation of RCM images of melanocytic extrafacial flat pigmented lesions with reticular and/or homogeneous dermoscopic pattern and with histopathological diagnosis, was performed. A multivariate model of RCM features was used to obtain a score of independent risk factors.

Results

A total of 698 lesions were included. Increasing patient age, epidermal dendritic cells, many dendritic cells in the DEJ (>30%), and many (>5/mm2) round atypical cells were independent risk factors for melanoma. Edged papillae and melanophages were indicative of nevus. A score based on these features was developed to assist in melanoma differential diagnosis.

Conclusion

The RCM observation of abundant (>30%) dendritic cells in the DEJ is highly suggestive of malignity. This independent risk factor should also be considered for improved differential diagnosis of extrafacial melanoma.

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