Πέμπτη 30 Σεπτεμβρίου 2021

Receiving Long‐Term Disability or Pursuing a Legal Claim May Prevent Recovery From Chronic Dizziness

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Objectives/Hypothesis

Chronic dizziness (CD) and imbalance have multiple etiologies. CD is strongly linked with psychiatric and psychological comorbidities, thus an interdisciplinary approach, including psychopharmacological interventions, is recommended. Despite the use of this comprehensive treatment approach, the recovery of individuals with CD that pursue long-term disability (LTD) insurance or legal claims (LC) appears hampered. As such, we aimed to compare symptom recovery from CD in an interdisciplinary setting between patients receiving LTD/LC versus those who were not, and to explore the factors that may contribute to changes in symptom severity.

Study Design

Retrospective cohort study.

Methods

Dizziness-related diagnoses were extracted from the charts of 195 adults in an outpatient interdisciplinary neurotology clinic in Toronto, Canada. Patients with baseline Dizziness Handicap Inventory (DHI) and Dizziness Catastrophizing Scale (DCS) assessments between August 2012 and July 2018 and a mean follow-up visit within approximately 10 months were included. The study participants were categorized as "LTD/LC+" (n = 92) or "LTD/LC−" (n = 103), referring to either receiving or pursuing LTD/LC or not, respectively.

Results

There were differences in the mean percentage changes in DHI (t[187] = 3.02, P = .003) and DCS (t[179] = 2.63, P = .009) scores between LTD/LC+ and LTD/LC− patients. LTD/LC+ patients showed 8.0% and 7.6% mean increases in DHI and DCS scores, respectively, whereas LTD/LC− patients showed 21.5% and 25.9% reductions in DHI and DCS scores, respectively, controlling for age, sex, and baseline illness severity.

Conclusions

Patients receiving or pursuing LTD insurance or a legal claim did not improve from CD and dizziness catastrophizing compared to those who were not. Future studies are required to test these findings prospectively and to determine the factors that may contribute to symptom recovery, including the anxiety-aggravating effects of the LTD/LC process and the deleterious consequences of developing a sick-role while afflicted with a chronic illness.

Level of Evidence

3 Laryngoscope, 2021

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Positionspapier: Empfehlungen zur Anwendung von Omalizumab bei chronischer Rhinosinusitis mit Polyposis nasi (CRSwNP) im deutschen Gesundheitssystem – Empfehlungen des Ärzteverbandes Deutscher Allergologen (AeDA) und der AGs Klinische Immunologie, Allergologie und Umweltmedizin und Rhinologie und Rhinochirurgie der Deutschen Gesellschaft für HNO-Heilkunde, Kopf- und Halschirurgie (DGHNOKHC)

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Laryngorhinootologie
DOI: 10.1055/a-1644-4066

Hintergrund Die chronische Rhinosinusitis mit Nasenpolypen (CRSwNP) ist eine multifaktorielle entzündliche Erkrankung der paranasalen Schleimhäute, der als Endotyp meistens eine TH2-Inflammation zugrunde liegt. IgE-Antikörper spielen dabei eine wichtige Rolle. Der anti-IgE-Antikörper Omalizumab wurde im August 2020 für die Therapie der schweren CRSwNP zugelassen. Methoden In einer Literatursuche wurde die Immunologie der CRSwNP analysiert und die Evidenz zur Wirkung von Omalizumab bei dieser Erkrankung ermittelt durch Recherchen in Medline, Pubmed sowie den nationalen und internationalen Studien- und Leitlinien-Registern und der Cochrane Library. Ergebnisse Basierend auf diesen Angaben aus der internationalen Literatur werden von einem Expertengremium Empfehlungen für die Anwendung von Omalizumab bei CRSwNP im deutschen Gesundheitssystem gegeben. Schlussfolgerung Omalizumab ist zugelassen für Patienten ab 18 Jahren mit schwerer chronischer Rhinosinusitis mit Nasenpolypen als Zusatztherapie zu intranasalen Kortikosteroiden (INCS), wenn durch eine Therapie mit INCS keine ausreichende Krankheitskontrolle erzielt werden kann.
[...]

Georg Thieme Verlag KG Rüdigerstraße 14, 70469 Stuttgart, Germany

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Synthesis and Preliminary Evaluation of 131I-Labeled FAPI Tracers for Cancer Theranostics

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Mol Pharm. 2021 Sep 30. doi: 10.1021/acs.molpharmaceut.1c00566. Online ahead of print.

ABSTRACT

As an excellent target for cancer theranostics, fibroblast activation protein (FAP) has become an attractive focus in cancer research. A class of FAP inhibitors (FAPIs) with a N-(4-quinolinoyl)-Gly-(2-cyanopyrrolidine) scaffold were developed, which displayed nanomolar affinity and high selectivity. Compared with 90Y, 177Lu, 225Ac, and 188Re, 211At seems to be more favored as a therapeutic candidate for FAPI tracers which have fast washout and short retention in tumor sites. Thus, the current study reported the synthesis of two FAPI precursors for 211At and 131I labeling and the preliminary evaluation of 131I-labeled FAPI analogues for cancer theranostics. FAPI variants with stannyl precursors were successfully synthesized and labeled with 131I using a radioiododestannylation reaction. Two radioactive tracers were obtained with high radiochemical purity over 99% and good radiochemical yields of 58.2 ± 1.78 and 59.5 ± 4.44% for 131I-FAPI-02 and 131I-FAPI-04, respectively. Both tracers showed high specific binding to U87MG cells in comparison with little binding to MCF-7 cells. Compared to 131I-FAPI-02, 131I-FAPI-04 exhibited higher affinity, more intracellular uptake, and longer retention time in vitro. Biodistributi on studies revealed that both tracers were mainly excreted through the kidneys as well as the hepatobiliary pathway due to their high lipophilicity. In addition, higher accumulation, longer dwell time, and increased tumor-to-organ ratios were achieved by 131I-FAPI-04, which was clearly demonstrated by SPECT/CT imaging. Furthermore, intratumor injection of 131I-FAPI-04 significantly suppressed the tumor growth in U87MG xenograft mice without significant toxicity observed. The above results implied that FAP-targeted alpha endoradiotherapy (specific to 211At) should be used to treat tumors in the near future, considering the chemical similarity between iodine and astatine can ensure the labeling of the latter onto the designed FAPIs.

PMID:34591481 | DOI:10.1021/acs.molpharmaceut.1c00566

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Efficacy and safety of twice-daily olopatadine-mometasone combination nasal spray (GSP301) in the treatment of allergic rhinitis: a systematic review and meta-analysis

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Eur Arch Otorhinolaryngol. 2021 Sep 30. doi: 10.1007/s00405-021-07085-w. Online ahead of print.

ABSTRACT

PURPOSE: GSP301 is a fixed-dose combination of olopatadine hydrochloride (antihistamine) and mometasone furoate (corticosteroid). This meta-analysis aims to evaluate the efficacy and safety of GSP301 in the treatment of allergic rhinitis.

METHODS: A systematic review and meta-analysis were conducted. The data were collected from PubMed, Cochrane Central Register of Controlled Trials and Embase databases till June 2021. In patients with AR, short-term (2/6 weeks) and long-term (52 weeks) effects of GSP301 were assessed. Average morning and evening 12-h reflective total nasal symptom score (rTNSS), instantaneous total nasal symptom score (iTNSS), reflective total ocular symptom score (rTOSS), instantaneous total ocular symptom score(iTOSS), Physician-assessed nasal symptom score (PNSS), rhinoconjunctivitis quality of life (RQLQ) , rhinitis control assessment test (RCAT) and adverse events (AEs) were measured.

RESULTS: Five randomized controlled trials were included. GSP301 showed greatly improvement in rTNSS (MD = - 0.99; [95% CI - 1.19 to - 0.79]; P < 0.01; I2 = 0), iTNSS (MD = - 1.05; [95% CI - 1.44 to - 0.67]; P < 0.01; I2 > 50%), rTOSS (MD = - 0.50; [95% CI - 0.72 to - 0.29]; P < 0.01; I2 = 0), iTOSS (MD = - 0.64; [95% CI - 1.02 to - 0.26]; P < 0.01; I2 > 50%), PNSS (MD = - 1.01; [95% CI - 1.32 to - 0.69]; P < 0.01; I2 = 22.13%), RQLQ (MD = - 0.43; [95% CI - 0.57 to - 0.30]; P < 0.01; I2 = 0%) and RCAT (MD = 1.94; [95% CI 1.43-2.45]; P < 0.01; I2 = 0%) in the short term. No statistical difference was observed in the outcome of long-term PNSS, RQLQ and RCAT.

CONCLUSION: GSP301 is a safe and well-tolerated medication. It showed short-term benefits for seasonal and perennial AR, but may not h elp to improve patients' quality of life and rhinitis control in the long run.

PMID:34591150 | DOI:10.1007/s00405-021-07085-w

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Admission of Patients With Obstructive Sleep Apnea Undergoing Ambulatory Surgery in Otolaryngology-Head and Neck Surgery

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Ann Otol Rhinol Laryngol. 2021 Sep 30:34894211048783. doi: 10.1177/00034894211048783. Online ahead of print.

ABSTRACT

OBJECTIVES: Within Otolaryngology-Head and Neck Surgery (OHNS), obstructive sleep apnea (OSA) patients are frequently encountered. To implement policies and screening measures for admission of OSA patients undergoing ambulatory surgery, actual rates of admission must first be determined. We aimed to evaluate rates and reasons for admission of OSA patients aft er ambulatory OHNS surgery.

METHODS: Retrospective chart review was undertaken of all OSA patients undergoing elective day-surgery OHNS procedures at a tertiary center from January 1, 2018 to December 31, 2019. The primary outcome measure was percentage of OSA patients admitted to hospital after ambulatory OHNS surgery. Secondary outcome measures included reasons for admission. American Society of Anesthesiologists (ASA) score, perioperative complications, and patient demographics were captured.

RESULTS: There were 118 OSA patients, out of 1942 cases performed during the review period. Thirty-eight were excluded as the procedures were not considered ambulatory. The remaining 80 OSA patients were included for analysis, with an average age of 51.7, SD 13.8, and 30 (38%) females. The admission rate was 47.5% (38/80 patients). Admitted patients were older (P = .0061), and had higher ASA (P = .039). Indication for surgery or type of surgery did not differ among admitted and non-admitted patients. The majority of patients, 97% (37/38 patients), were admitted for post-operative monitoring.

CONCLUSION: More than half of OSA patients did not require admission to hospital after ambulatory OHNS surgery, unaffected by indications for surgery or type of surgery. Higher ASA score and older age were found in admitted as compared to non-admitted patients.

PMID:34590890 | DOI:10.1177/00034894211048783

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Τετάρτη 29 Σεπτεμβρίου 2021

An Endoscopic Endonasal Nasopharyngectomy with Posterolateral Extension

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J Neurol Surg B Skull Base
DOI: 10.1055/s-0041-1735557

Background Invasion depth influences the choice for extirpation of nasopharyngeal malignancies. This study aims to validate the feasibility of endoscopic endonasal resection of lesions with a posterolateral invasion. As a secondary goal, the study intends to propose a classification system of endoscopic endonasal nasopharyngectomy determined by the depth of posterolateral invasion. Methods Eight cadaveric specimens (16 sides) underwent progressive nasopharyngectomy using an endoscopic endonasal approach. Resection of the torus tubarius, Eustachian tube (ET), medial pterygoid plate and muscle, lateral nasal wall, and lateral pterygoid plate and muscle were sequentially performed to expose the fossa of Rosenmüller, petroclival region, parapharyngeal space (PPS), and jugular foramen, respectively. Results Technical feasibility of endonasal nasopharyngectomy toward a posterolateral direction was validated in all 16 sides. Nasopharyngectomy was classified into four types as follows: (1) type 1: resection restricted to the posterior or superior nasopharynx; (2) type 2: resection includes the torus tubarius which is suitable for lesions extended into the petroclival region; (3) type 3: resection includes the distal cartilaginous ET, medial pterygoid plate, and muscle, often required for lesions extending laterally into the PPS; And (4) type 4: resection includes the lateral nasal wall, pterygoid plates and muscles, and all the cartilaginous ET. This extensive resection is required for lesions involving the carotid artery or extending to the jugular foramen region. Conclusion Selected lesions with posterolateral invasion into the PPS or jugular foramen is amenable to a resection via expanded endonasal approach. Classification of nasopharyngectomy based on tumor depth of posterolateral invasion helps to plan a surgical approach.
[...]

Georg Thieme Verlag KG Rüdigerstraße 14, 70469 Stuttgart, Germany

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Treatment Modality and Second Primary Tumors of the Head and Neck

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Introduction: Second primary tumors (SPTs) in head and neck cancer are thought to occur from premalignant lesions that are present at the time of the primary tumor diagnosis. The association of the modality used to treat the primary lesion with SPT occurrence is not clear. Objective: The aim of the study was to assess the incidence of SPTs in patients with head and neck malignancies, according to treatment modality. Methods: We conducted a retrospective cohort study. All patients who were treated at Soroka Medical Cente r between 2000 and 2013 for a head and neck squamous cell carcinoma were assessed. Data analysis included tumor site of the primary and second primary and treatment modality of the primary tumor. In addition, demographics as well as habits were recorded as well. Results: Of the 184 patients included in the cohort, SPT developed in 31 patients (17%) with a median time to diagnosis of 4.3 years. Smoking was reported in 74% of those with SPT and 78% of those without. The most common site for SPT was the lungs, with 13 cases, 42% of the total SPTs. Among patients who developed an SPT, for 12 of those with an index tumor in the oral cavity or oro-hypopharynx, 8 (67%) developed an SPT in the same location; for 18 of those with an index tumor in the larynx, 11 (61%) developed a SPT in the lungs and bronchi (p = 0.001). On multivariate analysis, the treatment modality used was not found to be associated with the occurrence of SPTs and the radiotherapy showed no protecti ve or harmful effect (HR 0.64 p = 0.24). Conclusion: Treatment modality used for head and neck cancer does not seem to be associated with the occurrence of SPTs.
ORL
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