Αρχειοθήκη ιστολογίου

Δευτέρα 26 Ιουλίου 2021

Rollercoaster of a Ride: More Effective, Efficient, and Rewarding Care for the Dizzy Patient

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With its broad differential diagnosis and significant impact on quality of life, dizziness is a common symptom that presents substantial diagnostic and therapeutic challenges. This issue focuses on the clinical evaluation and management of the broad range of dizziness symptoms and syndromes. A multidisciplinary and interprofessional approach is promoted, supported by diverse authorship by specialists from the fields of otolaryngology, neurology, audiology, physical therapy, neuroradiology, and internal and emergency medicine.
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Intrathecal morphine injection in anterior lumbar and lateral lumbar spine surgery: technical note

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J Spine Surg. 2021 Jun;7(2):204-207. doi: 10.21037/jss-20-610.

ABSTRACT

Intrathecal morphine (ITM) is routinely used in many surgical specialties as an adjunct to postoperative analgesia. Patients undergoing lumbar spinal surgery commonly experience early postoperative pain. There have been multiple reports of the benefits of ITM in lumbar spine surgery where it has been shown to significantly reduce the need for intravenous opioid analgesia, improve time to mobilization, and shorten length of hospital stay. ITM is yet to become standard of care in Lumbar Spine Surgery likely due to concerns of it causing a cerebrospinal fluid (CSF) leak. In recent times anterior lumbar spine surgery (ALSS) and lateral lumbar spine surgery (LLSS) have increased in popularity although they are still performed in fewer numbers in comparison to the posterior [posterior lumbar interbody fusion (PLIF)] or transformational [transforaminal lumbar interbody fusion (T LIF)] approaches. Although the number of ALSS and LLSS procedures are increasing, to our knowledge there have been no reports of ITM administered via either approach reported in the literature. Herein we describe an intra-operative technique for injection of morphine into the dural sac via the Anterior and Lateral approaches to the lumbar spine. We propose that this technique can be performed easily and quickly with standard surgical equipment that is commonly available. Through use of this technique, patients undergoing spine surgery may benefit from ITM with minimal risk of iatrogenic CSF leak.

PMID:34296033 | PMC:PMC8261566 | DOI:10.21037/jss-20-610

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D-2-hydroxyglutarate dehydrogenase in breast carcinoma as a potent prognostic marker associated with proliferation

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Histol Histopathol. 2021 Jul 23:18362. doi: 10.14670/HH-18-362. Online ahead of print.

ABSTRACT

BACKGROUND: D-2-hydroxyglutarate dehydrogenase (D2HGDH) catalyzes D-2-hydroxyglutarate to α-ketoglutarate and is involved in the regulation of cellular energy and biosynthetic intermediates. Previously, D2HGDH was reported to decrease 2-hydroxyglutarate level in breast carcinoma cells, but no other report has examined D2HGDH in breast carcinoma, and its significance remains unknown.

METHODS: We first immunolocalized D2HGDH in 224 invasive breast carcinomas and evaluated its clinicopathological significance. We next examined associations between gene expression of D2HGDH and α-ketoglutarate-dependent dioxygenases in 23 breast carcinoma tissues using the gene expression profile data. Finally, we examined the effects of D2HGDH on the proliferation in three breast carcinoma cells.

RESULTS: D2HGDH immunoreactivity was detected in 49 % of invasive breast carcinomas, and the immunohistochemical D2HGDH status was positively associated with histological grade, HER2 and Ki-67, while it was inversely associated with estrogen receptor. Moreover, it was significantly associated with worse prognosis of the breast cancer patients, and it turned out to be an independent prognostic factor for both the disease-free and breast cancer-specific survival in these patients. Gene expression profile data revealed that D2HGDH expression was positively associated with the expression of 6 α-ketoglutarate-dependent dioxygenases (KDM3A, PLOD1, EGLN2, ALKBH1, ASPH and ALKBH7). Consequent in vitro experiments demonstrated that D2HGDH overexpression significantly increased the cell proliferation activity of MCF-7, T47D and MDA-MB-231 cells.

CONCLUSION: These results suggest that D2HGDH plays an important role in the growth of breast carcinoma, possibly through regulating functions of α-ketoglutarate-dependent dioxygenases, and tha t D2HGDH status is a potent worse prognostic factor in breast cancer patients.

PMID:34296423 | DOI:10.14670/HH-18-362

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Biologics for severe uncontrolled chronic rhinosinusitis with nasal polyps: a change management approach. Consensus of the Joint Committee of Italian Society of Otorhinolaryngology on biologics in rhinology

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Acta Otorhinolaryngol Ital. 2021 Jul 23. doi: 10.14639/0392-100X-N1614. Online ahead of print.

NO ABSTRACT

PMID:34297014 | DOI:10.14639/0392-100X-N1614

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Sclerotherapy with polidocanol microfoam in head and neck venous and lymphatic malformations

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Acta Otorhinolaryngol Ital. 2021 Jul 23. doi: 10.14639/0392-100X-N1310. Online ahead of print.

ABSTRACT

OBJECTIVE: Polidocanol sclerotherapy of head and neck venous malformations (VMs) and lymphatic malformations (LMs) has been reported only in limited series. In this manuscript we evaluated the efficacy and safety of polidocanol sclerotherapy in a series of head and neck venous and lymphatic malformations.

METHODS: This retrospective observational study analysed data on 20 head and neck VMs and LMs that underwent to percutaneous or endoscopic intra-lesional 3% polidocanol microfoam sclerotherapy at our institution. Clinical response was ranked as excellent, moderate and poor based on volume reduction by MRI and resolution of symptoms.

RESULTS: The median volume decreased from 19.3 mL to 5.8 mL after sclerotherapy (mean volume reduction: 72.98 ± 16.1%). An excellent-moderate response was observed in 94.4% of cases. We observed a mean volume reduction of 79.5 ± 16.1 in macrocystic LMs, of 76.1 ± 13.0% in VMs, of 60.5 ± 10.9% in mixed lymphatic ones and 42.5% in microcystic lymphatic ones.

CONCLUSIONS: Polidocanol sclerotherapy appears to be an effective and safe treatment for venous and lymphatic head and neck malformations. We observed the best responses in macrocystic LMs and VMs, whereas mixed lymphatic ones showed a moderate response and microcystic lymphatic ones a poor response.

PMID:34297013 | DOI:10.14639/0392-100X-N1310

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THE 2021 EUROPEAN GROUP ON GRAVES' ORBITOPATHY (EUGOGO) CLINICAL PRACTICE GUIDELINES FOR THE MEDICAL MANAGEMENT OF GRAVES' ORBITOPATHY

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Eur J Endocrinol. 2021 Jul 1:EJE-21-0479.R1. doi: 10.1530/EJE-21-0479. Online ahead of print.

ABSTRACT

Graves' orbitopathy (GO) is the main extrathyroidal manifestation of Graves' disease (GD). Choice of treatment should be based on assessment of clinical activity and severity of GO. Early referral to specialized centers is fundamental for most patients with GO. Risk factors include smoking, thyroid dysfunction, high serum level of thyrotropin receptor antibodies, radioactive iodin e (RAI) treatment, and hypercholesterolemia. In mild and active GO, control of risk factors, local treatments and selenium (selenium-deficient areas) are usually sufficient; if RAI treatment is selected to manage GD, low-dose oral prednisone prophylaxis is needed, especially if risk factors coexist. For both active moderate-to-severe and sight threatening GO, antithyroid drugs are preferred when managing Graves' hyperthyroidism. In moderate-to-severe and active GO, intravenous (iv) glucocorticoids are more effective and better tolerated than oral glucocorticoids. Based on current evidence and efficacy/safety profile, costs and reimbursement, drug availability, long-term effectiveness and patient choice after extensive counselling, a combination of iv methylprednisolone and mycophenolate sodium is recommended as first-line treatment. A cumulative dose of 4.5 grams (g) of iv methylprednisolone in 12 weekly infusions is the optimal regimen. Alternatively, higher cumulative doses not ex ceeding 8 g can be used as monotherapy in most severe cases and constant/inconstant diplopia. Second-line treatments for moderate-to-severe and active GO include: a) a second course of iv methylprednisolone (7.5 g) subsequent to careful ophthalmic and biochemical evaluation, b) oral prednisone/prednisolone combined with either cyclosporine or azathioprine; c) orbital radiotherapy combined with oral or iv glucocorticoids, d) teprotumumab; e) rituximab and f) tocilizumab. Sight threatening GO is treated with several high single doses of iv methylprednisolone per week and, if unresponsive, with urgent orbital decompression. Rehabilitative surgery (orbital decompression, squint and eyelid surgery) is indicated for inactive residual GO manifestations.

PMID:34297684 | DOI:10.1530/EJE-21-0479

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Status quo after one year of COVID-19 pandemic in otolaryngological hospital-based departments and private practices in Germany

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Eur Arch Otorhinolaryngol. 2021 Jul 23. doi: 10.1007/s00405-021-06992-2. Online ahead of print.

ABSTRACT

PURPOSE: The COVID-19 pandemic has affected healthcare systems worldwide. Data on the impact on otolaryngological clinics and private practices is sparse. This study aimed to present data on healthcare worker (HCW) screening, status of HCW, pre-interventional testing, the use of personal protective equipment (PPE) and the economic impact of the pandemic.

METHODS: Otolaryngological private practices and hospital-based departments were surveyed nationwide using an online questionnaire. Participating facilities were recruited via the German Society for Oto-Rhino-Laryngology and the German Association for Otolaryngologists in Bavaria.

RESULTS: 365 private practices (2776 employees) and 65 hospitals (2333 employees) were included. Significantly more hospitals (68.7%) than practices (40.5%) performed pre-interventional testing in their outpatients (p < 0.00). Most inpatients were tested in practices and hospitals (100.0% and 95.0%; p = 0.08). HCW screening was performed in 73.7% of practices and in 77.3% of hospitals (p = 0.54). Significantly more HCW infections were reported in private practices (4.7%) than in hospital (3.6%; p = 0.03). The private or home environment was the most frequent source of infection among HCW in hospitals (44%) and practices (63%). The use of PPE increased over the course of the pandemic. The number of procedures and the revenue decreased in 2020.

CONCLUSION: The rate of pre-interventional testing among outpatients in otolaryngological practices is low and HCW infections were found to be more frequent in practices than in hospitals. In addition, a high rate of infections in otolaryngological HCW seems to stem from the private or home environment.

PMID:34297182 | DOI:10.1007/s00405-021-06992-2

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PERSISTENT DYSPHONIA IN HOSPITALISED COVID-19 PATIENTS

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INTRODUCTION: the main objective of this study is to estimate the prevalence of persistent dysphonia in hospitalised COVID-19 patients.METHODS: data were collected from those COVID-19 patients who, during the months of March to July 2020, were hospitalised in ward or intensive care unit at the University Hospital of Fuenlabrada. Patients with dysphonia prior to SARS-CoV-2 were excluded. Informed consent was obtained orally by a telephone call, as well as clinical and epidemiological data. Patients who reported persistent dysphonia were assessed using the Voice Handicap Index 10, the maximum phonation time, the s/z ratio and a fibrolaryngoscope examination.
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Vocal self-perception of singers during COVID-19 pandemic

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Objective: to compare the self-perception of vocal fatigue and use of singing voice during the COVID-19 pandemic between professional and amateur singers and to relate this self-perception with vocal use characteristics during this period. Methodology: Participants were 121 singers divided into professional singers group (PSG) (12 men and 20 women) comprising singers who depended exclusively on singing as a profession and an amateur singers group (ASG) (37 men and 52 women) of singers who did not depend exclusively on singing for their livelihood.
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Low-dose ipilimumab combined with anti-PD-1 immunotherapy in patients with metastatic melanoma following anti-PD-1 treatment failure

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Combined immunotherapy is associated with a significant risk of severe and potentially fatal immune-related adverse events (irAEs). Therefore, we retrospectively analyzed the side profile and efficacy of low-dose ipilimumab (1 mg/kg, IPI1) combined with anti-PD-1 immunotherapy in patients who progressed after anti-PD-1 mo notherapy. Nine patients with unresectable stage III or IV melanoma treated with combined low-dose ipilimumab (1 mg/kg, IPI1) and anti-PD-1 immunotherapy, following progression after anti-PD-1 treatment, were identified. Treatment response and irAEs were recorded. Grade 3 irAEs occurred in one-third of patients. Interestingly, there were no grade 4 or 5 irAEs. In fact, four out of the nine patients experienced no irAEs at all. One patient discontinued combined immunotherapy due to immune-related colitis. The mean time to the onset of grade 3 irAEs was 14.3 weeks. The objective response rate was 33.3% and a disease control rate of 66.7% was achieved. Median progression-free survival (PFS) was 5.7 months and median overall survival (OS) was 21.6 months. The median PFS when IPI1 and anti-PD-1 treatment was administered in the second-line setting was not reached, but only 2.8 months when used in subsequent treatment settings. Combined IPI1 and anti-PD-1 immunotherapy was well to lerated. Its use in the third-line or above setting was associated with a significantly poorer prognosis than in the second-line setting. Larger, prospective studies are required to evaluate the safety and efficacy of this dosing regimen following anti-PD-1 treatment failure. * Dr. Ewan A. Langan and Dr. Patrick Terheyden contributed equally to the writing of this article. Received 10 May 2021 Accepted 21 May 2021 Correspondence to Patrick Terheyden, MB, ChB, PhD, Department of Dermatology, University Clinic, Schleswig Holstein, Ratzeburger Allee, Luebeck, 23560, Germany Tel: +49 451 500 41510; e-mail: patrick.terheyden@uksh.de Copyright © 2021 Wolters Kluwer Health, Inc. All rights reserved.
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Proteomic profiles of melanoma cell-derived exosomes in plasma: discovery of potential biomarkers of melanoma progression

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Cancer liquid biopsy encompassing circulating tumor cells (CTC), circulating tumor DNA (ctDNA) and/or tumor-derived exosomes (TEX) emerges as a novel approach to early detection, noninvasive monitoring of responses to therapy and predicting patient survival. TEX are a key component of liquid biopsy because they mimic tumo r cells in their proteomic and genetic content. Two recent proteomic analyses of TEX released into plasma by melanoma cells confirms the potential of TEX as diagnostic and prognostic markers in melanoma. Received 22 April 2021 Accepted 10 June 2021 Correspondence to Theresa L. Whiteside, PhD, UPMC Hillman Cancer Center, UPCI Research Pavilion, Suite 1.27, 5117 Centre Avenue, Pittsburgh, PA 15213, USA, Tel: +1 412 624 0096; fax: +1 412 624 0264; e-mail: whitesidetl@upmc.edu Copyright © 2021 Wolters Kluwer Health, Inc. All rights reserved.
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