Κυριακή 27 Μαρτίου 2022

Giving Children with Deafness a Cape: Amplifying Diverse Portrayals of Hearing Loss in Media

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Ear Nose Throat J. 2022 Mar 24:1455613221087941. doi: 10.1177/01455613221087941. Online ahead of print.

NO ABSTRACT

PMID:35331032 | DOI:10.1177/01455613221087941

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Preclinical study of Shen Qi Li Xin formula in improving the development of chronic heart failure

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Histol Histopathol. 2022 Mar 25:18454. doi: 10.14670/HH-18-454. Online ahead of print.

ABSTRACT

Chronic heart failure (CHF) is a common clinical heart disease. In recent years, traditional Chinese medicines have shown good outcomes in CHF treatment. We aimed to explore the therapeutic effect of Shen Qi Li Xin formula (SQLXF) in CHF. CHF rats were treated with SQLXF at the doses of 8.48, 16.96, and 33.92 g/kg/d once a day for 4 weeks by intragastric administration. The hemodynamic and cardiac function parameters of the rats were monitored by conduction echocardiography. In our results, SQLXF treatment at the doses of 16.96 and 33.92 g/kg/d significantly improved the haemodynamics and cardiac function of CHF rats by enhancing the levels of LVSP, +dp/dtmax, -dp/dtmax, LVEF and LVFS and reducing the levels of LVEDP, LVEDD and LVESD. SQLXF treatment at 16.96 and 33.92 g/kg/d also attenuated the damage of myocardial tissues in CHF rats. In a ddition, compared with normal rats, the number of pericytes was reduced in myocardial tissues of CHF rats. SQLXF treatment at the doses of 16.96 and 33.92 g/kg/d obviously increased the number of pericytes and proliferation of endothelial cells and promoted angiogenesis in myocardial tissues of CHF rats. In vitro, SQLXF impaired low-oxygen-induced inhibition of cell viability and promotion of apoptosis in primary pericytes. Importantly, SQLXF enhanced the adhesion ability of pericytes to endothelial cells. In conclusion, SQLXF improved myocardial injury in CHF rats by enhancing the interaction between pericytes and endothelial cells, suggesting that SQLXF may be a potential drug for CHF treatment.

PMID:35333374 | DOI:10.14670/HH-18-454

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Oral metastasis as the first indication of undiscovered malignancy at a distant site: A systematic review of 413 cases

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Abstract

This systematic review is the first to provide evidence regarding demographic, clinical, and imaging characteristics, as well as information related to survival, of patients with oral and maxillofacial metastases of occult primary tumors. Case reports, case series, and cross-sectional studies were included. Ten databases were searched. The risk of bias was assessed using the Joanna Briggs Institute appraisal tools. Overall, 353 articles (413 patients) were included. Statistically significant associations between survival and multiplicity of metastatic foci, and between each of the main primary sites and some features of the oral lesions were observed. Some clinical and imaging characteristics can help dentists in raising diagnostic suspicions and also in relating to plausible primary sites. Early diagnosis of oral and maxillofacial metastases can positively affect the survival rate when they are the only focus of dissemination, conferring an important role on the dentist.

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Liposarcoma subtype recurrence and survival: A UK regional cohort study

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J Plast Reconstr Aesthet Surg. 2022 Feb 24:S1748-6815(22)00101-2. doi: 10.1016/j.bjps.2022.02.023. Online ahead of print.

ABSTRACT

BACKGROUND: Clinical outcome data in the United Kingdom, Europe, and the United States have yet to facilitate appropriately specific surveillance for liposarcoma histological subtypes, despite being one of the most common soft tissue sarcomas. Therefore, this study aims to demonstrate histologic-specific differences in liposarcoma recurrence, disease progression, and survival and discuss the implications.

METHODS AND FINDINGS: This cohort study involves patients from a regional sarcoma service in the UK who have had a primary surgical excision of liposarcoma between October 2002 and September 2019. The median follow-up is five years. Confirmed histopathological diagnoses of liposarcoma (n = 193) are organised according to the World Health Organisation recognised subtypes: atypical lipomatous tumours ( ALT), myxoid, pleomorphic, and dedifferentiated liposarcomas. In addition, retroperitoneal variants (n = 34) are included to illustrate the broader spectrum of phenotypes. The primary outcomes were local recurrence, distant disease progression, and disease-specific death, and compared using Kaplan-Meier analyses and tumour variables using Cox proportional hazard analyses. All three primary outcomes significantly differed (P < 0.0001, n = 193). There were no metastases or disease-specific death in patients with ALT (n = 92) and no metastases of their retroperitoneal counterparts (n = 17). Amongst the metastasising cases of rarer subtypes, there were pulmonary spread of pleomorphic (8/9, n = 20), dedifferentiated (4/5, n = 18), and myxoid (2/3, n = 29) liposarcomas.

CONCLUSION: An absence of metastases of ALT should be considered alongside global evidence. Surveillance protocols could better differentiate between these subtypes and, in doing so, save patients a considerable a mount of irradiation, time, fear, and anxiety.

PMID:35337758 | DOI:10.1016/j.bjps.2022.02.023

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Columellar strut grafts versus septal extension grafts during rhinoplasty for airway function, patient satisfaction and tip support

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J Plast Reconstr Aesthet Surg. 2022 Feb 24:S1748-6815(22)00095-X. doi: 10.1016/j.bjps.2022.02.017. Online ahead of print.

ABSTRACT

IMPORTANCE: Different techniques exist to provide tip support in rhinoplasty. There is little evidence to provide a consensus on the most effective choice.

OBJECTIVE: Evaluating columellar strut graft (CSG) and septal extension grafts (SEG) for their influence on airway function, patient satisfaction and tip support.

DESIGN, SETTINGS AND PARTICIPANTS: A retrospective cohort study was undertaken on 165 adult patients who underwent open rhinoplasty with either a CSG or SEG, from February 2012 to August 2019 in a single tertiary facial-plastic practice in Sydney, Australia. Operations were for both cosmetic and functional indications, and both primary and revision cases were assessed. Airway testing and patient-reported outcomes (PROMs) were performed preoperatively and at least 6 months following the procedure. Photographic tip analysis was taken from approximately 4 and 12-month postoperative photographs.

MAIN OUTCOMES AND MEASURES: Nasal peak inspiratory flow (NPIF) and total nasal airway resistance (NAR) were the primary airway functional outcomes. The primary PROMs analysed were a visual analogue scale (VAS) for nasal obstruction and 13-point Likert scale for global cosmesis, the Nose Outcome Symptom Evaluation (NOSE), and the nasal obstruction score. Tip support was determined by the nasolabial angle (NLA) and Simon's ratio as assessed by Rhinobase developed by Apaydin et al. on lateral Frankfort plane photographs. Data normalised as an improvement over preoperative baseline, accounting for individual variability.

RESULTS: A total of 165 patients was assessed (35.2 ± 12.9 yrs, 72% female), 100 (61%) of which received SEG. There were similar nasal airway assessments between CSG and SEG groups, with ΔNPIF (20.0 ± 42.1 L/min v 19.9 ± 44.9 L/min, p = 0.983) and Δ "obstructed" NAR (-1.13 ± 1.90 v -1.02 ± 4.33 Pa/cm3/s, p = 0.849). Amongst PROMs, a greater cosmetic outcome was seen in the SEG group (7.20 ± 2.97 v 5.69 ± 3.45, p < 0.01) with all other assessments similar between CSG and SEG techniques. Photographic analysis of tip projection showed reduced NLA distortion in the SEG.

CONCLUSION AND RELEVANCE: While greater patient-perceived cosmesis was seen in patients with a SEG, there were similar airflow and patient-reported nasal function between groups. Photographic analysis of tip projection showed SEG patients additionally benefited from less NLA distortion and greater tip maintenance.

PMID:35337759 | DOI:10.1016/j.bjps.2022.02.017

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H2O2 Concentration in Exhaled Breath Condensate Increases After Phonotrauma: A Promise of Noninvasive Monitoring?

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The present study was designed to observe the concentration of hydrogen peroxide (H2O2) in exhaled breath condensate (EBC) after induced phonotrauma.
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The application of polyethylene glycol‐coated collagen patches in nasal surgery

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Abstract

Nasal packing is a significant factor of postoperative morbidity that affects quality of recovery following nasal surgery. The polyethylene glycol-coated (PEG) collagen patch (Hemopatch®) is a synthetic hemostatic agent with a dual mechanism of action, but whether it can be applied in nasal surgery remains unexplored. The postoperative symptoms of thick nasal discharge, loss of smell, headache, postnasal discharge, ear fullness and lack of good night's sleep in patients with Hemopatch are minimal after surgery. The total nasal resistance at postoperative day 1 (0.224 Pa/cm3) is lower than the preoperative total nasal resistance (0.412 Pa/cm3), indicating that the nasal air flow increases after surgery in patients using Hemopatch at postoperative day 1. This is the first report to demonstrate that Hemopatch is an alternative nasal packing to reduce the postoperative morbidity after nasal surgery.

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