Publications by authors named "Herth F"

Background: In COPD patients with severe right-sided emphysema, complete major and incomplete minor fissure, implantation of one-way valves in both the right upper (RUL) and middle lobes (ML) is a possible approach for endoscopic lung volume reduction. The aim of this retrospective analysis was to evaluate the response to therapy and the complication rate at 90 days (90d-FU) after combined RUL-ML valve implantation.

Methods: This retrospective, monocentric study included all patients from the Thoraxklinik Heidelberg who underwent RUL-ML valve treatment between 2012 and 2023 with available follow-up data.

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During the COVID-19 pandemic the effectiveness of vaccines against SARS-CoV-2 in immunodeficient patients did not only affect the individual risk of these vulnerable patients but endangered the selection of new variants of concern due to prolonged virus shedding by these patients. In a tertiary center for pulmonary diseases, we investigated the immune response of 11 patients with primary humoral immunodeficiency and 13 healthy controls on the humoral and cellular level after full vaccination with a mRNA or vector vaccine against SARS-CoV-2. In the majority of patients (73%), we found antibodies against the Spike protein above the thresh-old of positivity.

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Background: There is limited evidence on point-of-care ultrasound for tuberculosis (TB), but studies suggest high sensitivity, especially for lung ultrasound (LUS). However, insufficient data are available on specificity of the examination and its generalizability to a broader patient population.

Aims: Our study aimed to establish accuracy for lung, chest, and abdominal ultrasound, individually and in combination, for TB diagnosis.

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Background: Computer-aided detection (CAD) tools for TB detection have the potential to enable screening programmes and reduce the diagnostic gap in settings where access to radiologists is limited. However, there are concerns that other common chest X-ray (CXR) abnormalities not due to TB may be missed.

Methods: We assessed the performance of three commercialised CAD tools (qXR, INSIGHT CXR and DrAID TB XR) to detect common non-TB abnormalities against readings with a standardised annotation guide by an expert radiologist.

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Background: In patients with chronic diseases, including those with chronic obstructive pulmonary disease (COPD), knowledge on the disease and its self-management is considered as relevant for improving disease control and long-term outcome. We studied to which extent components of knowledge depended on potential predictors, such as participation in educational programs and disease severity. For example, the perception of exacerbations or GOLD grade might modulate the content and reliability of COPD understanding.

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Bronchoscopy courses should be an integral part of bronchoscopy training. Course graduates should be familiar with the indications, prerequisites and technical possibilities of bronchoscopy. In addition to theoretical content, practical bronchoscopic skills are taught and trained in small supervised groups using various methods of simulation-based bronchoscopy training.

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Article Synopsis
  • Pulmonary lymphangiomatosis (PL) is an extremely rare lung disease marked by abnormal lymphatic growth, with no established diagnostic or treatment guidelines, prompting a study to gather patient data.
  • The study reviewed 12 patients diagnosed from 1996 to 2022, noting that most were younger women, non-smokers, and commonly experienced symptoms like difficulty breathing and coughing up blood or lymphatic fluid, with severe impacts on lung function.
  • Treatment with sirolimus resulted in significant improvements for patients, although further research is needed to fully understand the disease and develop comprehensive treatment strategies.
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Background: Pneumothorax is a major complication after endoscopic lung volume reduction with valves, with a prevalence of up to 34%. Although some patients benefit from valve implantation despite pneumothorax, others are significantly impaired after lung collapse.

Research Question: What are the differences in the severity grades of pneumothorax and how do these affect clinical practice?

Study Design And Methods: This single-center retrospective study analyzed patients undergoing endoscopic valve implantation with and without pneumothorax after intervention.

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Background: The phase 2 ASUNCTIS study assessed the efficacy and safety of asunercept, a fully human CD95 (Fas) ligand-binding protein, in hospitalised patients with moderate-to-severe coronavirus disease (COVID-19) to assess the clinical benefit of CD95 ligand inhibition in this viral disease.

Methods: In this open-label, multicentre, randomised, controlled, phase 2 trial, patients with COVID-19-induced pneumonia and respiratory deterioration were randomly assigned (1:1:1:1) in 12 Russian and Spanish hospitals using an interactive web-response system to receive standard of care (SOC) or SOC plus weekly asunercept 25 mg, 100 mg, or 400 mg, administered intravenously for up to 4 weeks, or until hospital discharge or death. The randomisation was stratified according to the respiratory support methods at the time of enrolment, corresponding to categories 4-6 of a clinical severity assessment scale comprising 9 levels that was recommended by the World Health Organization (WHO) at the time of the study.

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Background: Established structured weaning approaches, which are effective for patients in simple and difficult weaning, are often not appropriate for patients undergoing prolonged weaning. Addressing the complexity of weaning failure requires personalized precision medicine. The therapeutic concept of treatable traits (TTs) has been proposed as a new paradigm for the management of chronic respiratory diseases.

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Aspiration of scarf pins is a common problem in specific geographical locations where the Muslim population is high, especially in countries like Egypt, Bangladesh, Middle Eastern countries, and certain regions in India. This condition is also referred to as hijab-pin syndrome. We discuss the largest experience of flexible bronchoscopic extraction of aspirated scarf pins from the tracheobronchial tree.

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Article Synopsis
  • - The study aimed to evaluate tracheal collapsibility using low-dose 4D CT, comparing the results with traditional methods like inspiratory-expiratory CT and bronchoscopy in patients suspected of tracheal collapse.
  • - Researchers analyzed 4D CT scans from 52 patients, finding that 48% exhibited significant tracheal collapsibility (50% or greater) and noted differences between visual 4D CT assessments and other diagnostic methods regarding detection rates of collapsibility.
  • - Results showed that 4D CT was superior in identifying patients with severe collapsibility compared to both paired CT and bronchoscopy, with significant differences in collapsibility measurements between the groups assessed.
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  • - Chronic inflammatory airway diseases like chronic bronchitis, COPD, emphysema, and asthma are significant healthcare issues that can be addressed with interventional treatments alongside standard medical therapy.
  • - These minimally invasive procedures, such as bronchial thermoplasty and lung volume reduction techniques, directly target the airways to relieve symptoms and improve lung function by reducing hyperinflation and mucus production.
  • - The review provides insights into various interventional methods based on specific disease types, helping pulmonologists choose the best treatment options for their patients.
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  • The study investigates how sex influences the outcomes of patients undergoing prolonged weaning from invasive ventilation, utilizing a retrospective analysis at a hospital in Germany.
  • Out of 785 patients, both men and women showed relatively high rates of successful weaning (77.9% for women and 75.4% for men), with sex not identified as a significant risk factor for weaning failure.
  • Key risk factors differed between sexes: for men, age and duration of ventilation were critical, while for women, previous non-invasive ventilation, critical illness polyneuropathy, and delirium played significant roles.
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Background: Endobronchial ultrasound-guided transbronchial aspiration (EBUS-TBNA) has become the standard for initial lung cancer diagnosis and staging. Previous guidelines have generally focused on the "when" and "how" of EBUS-TBNA; however, little guidance is available on handling and processing specimens during and after acquisition to help optimize both diagnostic yield and tissue integrity for ancillary studies. This document examines the available literature on EBUS-TBNA specimen processing and handling.

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Article Synopsis
  • * A study of 218 OMD NSCLC patients showed that those with fewer metastases and female patients had significantly longer overall survival rates, with a median OS of 27.8 months and a 5-year survival rate of 29%.
  • * Patients who underwent comprehensive local ablation combined with systemic therapy experienced improved recurrence-free survival, highlighting that adding immunotherapy could enhance outcomes, indicating a potential for a curative approach.
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Background: According to data from the USA, the incidence of incidentally discovered pulmonary nodules is 5.8 per 1000 person-years for women and 5.2 per 1000 person-years for men.

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Introduction: Currently, there is a lack of bronchoscopic lung volume reduction options that do not depend on fissure integrity. Endobronchial coils have been extensively studied to address this need but exhibited variable patient response and have been discontinued. Lung tension device (LTD) coils represent the next-generation coil treatment.

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Immune activation status determines non-small cell lung cancer (NSCLC) prognosis, with reported positive/negative associations for T helper type 2 (TH2) responses, including allergen-specific IgE and eosinophils. Our study seeks to explore the potential impact of these comorbid immune responses on the survival rates of patients with NSCLC. Our retrospective study used data from the Data Warehouse of the German Center for Lung Research (DZL) and Lung Biobank at Thoraxklinik Heidelberg.

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Background And Objective: Radiofrequency ablation (RFA) is an emerging treatment of lung cancer, yet it is accompanied by certain safety concerns and operational limitations. This first multi-centre, large-scale clinical trial aimed to investigate the technical performance, efficacy and safety of an innovative transbronchial RFA system for lung tumours.

Methods: The study enrolled patients with malignant lung tumours who underwent transbronchial RFA using an automatic saline microperfusion system between January 2021 and December 2021 across 16 medical centres.

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Background: To date there are no data on sex aspects evaluating outcomes of interventional pneumology (IP). Our aim was to investigate sex differences in transbronchial lung cryobiopsy (TBLC) outcomes in the diagnosis of interstitial lung disease (ILD).

Methods: All consecutive (TBLC)s performed for ILD evaluation between Nov 17 and Dec 21 at a tertiary referral center for ILDs and IP were analyzed.

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