Influence of physical activity on the prognosis of COPD patients: the HADO.2 score - health, activity, dyspnoea and obstruction.

Objective: The aim of this study was to create a prognostic instrument for COPD with a multidimensional perspective that includes physical activity (PA). The score also included health status, dyspnoea and forced expiratory volume in 1 s (HADO.2 score). Methods: A prospective, observational, non-intervention study was carried out. Patients were recruited from the six outpatient clinics of the respiratory service of a single university hospital. The component variables of the HADO.2 score and BODE index were studied, and PA was measured using an accelerometer. The outcomes for the HADO.2 score were mortality and hospitalisations during follow-up and an exploration of the correlation with health-related quality of life at the moment of inclusion in the study. Results: 401 patients were included in the study and followed up for three years. The HADO.2 score showed good predictive capacity for mortality: C-index 0.79 (0.72-0.85). The C-index for hospitalisations was 0.72 (0.66-0.77) and the predictive ability for quality of life, as measured by R2, was 0.63 and 0.53 respectively for the Saint George's Respiratory Questionnaire and COPD Assessment Test. Conclusions: There was no statistically significant difference between the mortality predictive capacity of the HADO.2 score and the BODE index. Adding PA to the original BODE index significantly improved the predictive capacity of the index. The HADO.2 score, which includes PA as a key variable, showed good predictive capacity for mortality and hospitalisations. There were no differences in the predictive capacity of the HADO.2 score and the BODE index.

Criterios de cribado de la enfermedad pulmonar intersticial difusa asociada a la artritis reumatoide: propuesta de expertos basada en metodología Delphi / Screening criteria for interstitial lung disease associated to rheumatoid arthritis: Expert proposal based on Delphi methodology

Objetivo: Elaborar una propuesta multidisciplinar de criterios de cribado de enfermedad pulmonar intersticial difusa (EPID) en pacientes con artritis reumatoide (AR) y, a la inversa, que sirvan de referencia en la derivación entre los servicios de Reumatología y Neumología para la detección precoz de estos pacientes. Métodos: Se revisó de forma sistemática la literatura sobre factores de riesgo para el desarrollo de EPID en la AR, la utilidad de los distintos métodos diagnósticos para su identificación en pacientes con AR y las diferentes propuestas de criterios de derivación a Reumatología por sospecha de AR precoz. Basándose en la evidencia disponible y en su experiencia clínica, un comité científico formado por dos reumatólogos y dos neumólogos propuso unos criterios de cribado que fueron evaluados mediante el método Delphi por un panel de siete neumólogos y siete reumatólogos. Todos los participantes eran expertos en esta patología. Resultados: Se han elaborado unos criterios para el cribado de EPID en pacientes diagnosticados de AR, y unos criterios para la detección precoz de AR en casos de EPID de causa no filiada. Se incluyen también propuestas sobre las pruebas complementarias a realizar en los diferentes escenarios clínicos considerados y sobre la periodicidad con la que debe repetirse el cribado. Conclusiones: Se propone por primera vez una estrategia de cribado selectivo para el diagnóstico precoz de los pacientes con EPID-AR. Esta propuesta pretende resolver algunos interrogantes clínicos habituales y facilitar la toma de decisiones. Los criterios propuestos deben ser evaluados en futuros estudios de validación.(AU)

Objective: To develop a joint proposal for screening criteria of interstitial lung disease (ILD) in patients with rheumatoid arthritis (RA) and vice versa, which serves as a guidelines in patient referral between the Rheumatology and Pneumology departments to early detection of these patients. Methods: A systematic literature review was carried out on the risk factors for the development of ILD in RA patients, and for the referral criteria to Rheumatology for suspected early RA. Based on the available evidence, screening criteria were agreed using the Delphi method by a panel of pneumologists and rheumatologists with expertise in these pathologies. Results: Screening criteria for ILD in patients with RA and for the early detection of RA in cases with ILD of unknown etiology have been developed. In both cases, a detection strategy was based on clinical risk factors. Recommendations also included the complementary tests to be carried out in the different clinical scenarios and on the periodicity that screening should be repeated. Conclusion: A selective screening strategy is recommended for the first time in the early diagnosis of patients with ILD-RA. This multidisciplinary proposal aims to solve some common clinical questions and help decision-making, although its usefulness to identify these patients with good sensitivity must be confirmed in a validation study.(AU)

Screening criteria for interstitial lung disease associated to rheumatoid arthritis: Expert proposal based on Delphi methodology.

OBJECTIVE: To develop a joint proposal for screening criteria of interstitial lung disease (ILD) in patients with rheumatoid arthritis (RA) and vice versa, which serves as a guidelines in patient referral between the Rheumatology and Pneumology departments to early detection of these patients. METHODS: A systematic literature review was carried out on the risk factors for the development of ILD in RA patients, and for the referral criteria to Rheumatology for suspected early RA. Based on the available evidence, screening criteria were agreed using the Delphi method by a panel of pneumologists and rheumatologists with expertise in these pathologies. RESULTS: Screening criteria for ILD in patients with RA and for the early detection of RA in cases with ILD of unknown etiology have been developed. In both cases, a detection strategy was based on clinical risk factors. Recommendations also included the complementary tests to be carried out in the different clinical scenarios and on the periodicity that screening should be repeated. CONCLUSION: A selective screening strategy is recommended for the first time in the early diagnosis of patients with ILD-RA. This multidisciplinary proposal aims to solve some common clinical questions and help decision-making, although its usefulness to identify these patients with good sensitivity must be confirmed in a validation study.

Recomendaciones SER-SEPAR para el manejo de la enfermedad pulmonar intersticial difusa asociada a la artritis reumatoide. Parte 2: tratamiento / SER-SEPAR recommendations for the the management of rheumatoid arthritis-related interstitial lung disease. Part 2: Treatment

Objetivo: Elaborar unas recomendaciones multidisciplinares para mejorar el manejo de la enfermedad pulmonar intersticial difusa asociada a la artritis reumatoide (EPID-AR). Métodos: Un panel de reumatólogos y neumólogos expertos identificó preguntas clínicas de investigación relevantes para el objetivo del documento. Se realizaron revisiones sistemáticas de la evidencia, que se graduó de acuerdo con los criterios del SIGN. Tras ello, se formularon las recomendaciones. Resultados: Se seleccionaron seis preguntas PICO, tres de las cuales específicamente evaluaron la seguridad y la eficacia de los glucocorticoides, fármacos de acción lenta moduladores de la enfermedad (FAME) sintéticos clásicos e inmunosupresores, FAME biológicos, FAME sintéticos dirigidos y antifibróticos en el tratamiento de los pacientes con EPID-AR. Se formularon un total de 12 recomendaciones específicas sobre este tema con base en la evidencia encontrada y/o consenso de expertos. Conclusiones: Se presenta el primer documento oficial SER-SEPAR de recomendaciones específicas para el abordaje terapéutico de la EPID-AR con el fin de ayudar en la toma de decisiones a los clínicos directamente implicados en su manejo.(AU)

Objective: To develop multidisciplinary recommendations to improve the management of rheumatoid arthritis-related interstitial lung disease (RA-ILD). Methods: Clinical research questions relevant to the objective of the document were identified by a panel of rheumatologists and pneumologists selected based on their experience in the field. Systematic reviews of the available evidence were conducted, and evidence was graded according to the Scottish Intercollegiate Guidelines Network (SIGN) criteria. Specific recommendations were made. Results: Six PICO questions were selected, three of which analysed the safety and effectiveness of glucocorticoids, classical synthetic disease-modifying anti-rheumatic drugs (DMARDs) and other immunosuppressants, biological agents, targeted synthetic DMARDs, and antifibrotic therapies in the treatment of this complication. A total specific of 12 recommendations on this topic were formulated based on the evidence found and/or expert consensus. Conclusions: We present the first official SER-SEPAR document with specific recommendations for RA-ILD management developed to resolve some common clinical questions, reduce clinical healthcare variability, and facilitate decision-making for patients.(AU)

Recomendaciones SER-SEPAR para el manejo de la enfermedad pulmonar intersticial difusa asociada a la artritis reumatoide. Parte 1: epidemiología, factores de riesgo y pronóstico / SER-SEPAR recommendations for the management of rheumatoid arthritis-related interstitial lung disease. Part 1: Epidemiology, risk factors and prognosis

Objetivo: Elaborar unas recomendaciones multidisciplinares para mejorar el manejo de la enfermedad pulmonar intersticial difusa asociada a la artritis reumatoide (EPID-AR). Métodos: Un panel de reumatólogos y neumólogos expertos identificó preguntas clínicas de investigación relevantes para el objetivo del documento. Se realizaron revisiones sistemáticas de la evidencia, que se graduó de acuerdo con los criterios del Scottish Intercollegiate Guidelines Network (SIGN). Tras ello, se formularon las recomendaciones. Resultados: Se seleccionaron seis preguntas PICO, tres de las cuales específicamente evaluaron la incidencia y la prevalencia de esta complicación, los factores de riesgo para su desarrollo, y los factores pronósticos de mortalidad y de progresión de la EPID-AR. Se formularon un total de 6 recomendaciones específicas sobre estos aspectos, estructuradas por pregunta, con base en la evidencia encontrada y/o consenso de expertos. Conclusiones: Se presenta el primer documento oficial SER-SEPAR de recomendaciones específicas para el abordaje la EPID-AR, con el fin de ayudar en la toma de decisiones a los clínicos directamente implicados en su manejo y aproximar la práctica asistencial a la mejor evidencia posible.(AU)

Objective: To develop multidisciplinary recommendations to improve the management of rheumatoid arthritis-related interstitial lung disease (RA-ILD). Methods: Clinical research questions relevant to the objective of the document were identified by a panel of rheumatologists and pneumologists selected based on their experience in the field. Systematic reviews of the available evidence were conducted, and evidence was graded according to the Scottish Intercollegiate Guidelines Network (SIGN) criteria. Specific recommendations were made. Results: Six PICO questions were selected, three of which analysed the incidence and prevalence of RA-ILD, associated risk factors, and predictors of progression and mortality. A total of 6 specific recommendations on these topics, structured by question, were formulated based on the evidence found and/or expert consensus. Conclusions: We present the first official SER-SEPAR document with specific recommendations for RA-ILD management developed to resolve some common clinical questions and facilitate decision-making for patients.(AU)

SER-SEPAR recommendations for the management of rheumatoid arthritis-related interstitial lung disease. Part 2: Treatment.

OBJECTIVE: To develop multidisciplinary recommendations to improve the management of rheumatoid arthritis-related interstitial lung disease (RA-ILD). METHODS: Clinical research questions relevant to the objective of the document were identified by a panel of rheumatologists and pneumologists selected based on their experience in the field. Systematic reviews of the available evidence were conducted, and evidence was graded according to the Scottish Intercollegiate Guidelines Network (SIGN) criteria. Specific recommendations were made. RESULTS: Six PICO questions were selected, three of which analysed the safety and effectiveness of glucocorticoids, classical synthetic disease-modifying anti-rheumatic drugs (DMARDs) and other immunosuppressants, biological agents, targeted synthetic DMARDs, and antifibrotic therapies in the treatment of this complication. A total of 12 recommendations were formulated based on the evidence found and/or expert consensus. CONCLUSIONS: We present the first official SER-SEPAR document with specific recommendations for RA-ILD management developed to resolve some common clinical questions, reduce clinical healthcare variability, and facilitate decision-making for patients.

SER-SEPAR recommendations for the management of rheumatoid arthritis-related interstitial lung disease. Part 1: Epidemiology, risk factors and prognosis.

OBJECTIVE: To develop multidisciplinary recommendations to improve the management of rheumatoid arthritis-related interstitial lung disease (RA-ILD). METHODS: Clinical research questions relevant to the objective of the document were identified by a panel of rheumatologists and pneumologists selected based on their experience in the field. Systematic reviews of the available evidence were conducted, and evidence was graded according to the Scottish Intercollegiate Guidelines Network (SIGN) criteria. Specific recommendations were made. RESULTS: Six PICO questions were selected, three of which analysed the incidence and prevalence of RA-ILD, associated risk factors, and predictors of progression and mortality. A total of 6 specific recommendations on these topics, structured by question, were formulated based on the evidence found and/or expert consensus. CONCLUSIONS: We present the first official SER-SEPAR document with specific recommendations for RA-ILD management developed to resolve some common clinical questions and facilitate decision-making for patients.

Different Faces of Idiopathic Pulmonary Fibrosis With Preserved Forced Vital Capacity / Diferentes caras de la fibrosis pulmonar idiopática con capacidad vital forzada preservada

Introduction Idiopathic pulmonary fibrosis (IPF) is progressive and irreversible. Some discrepancies about IPF staging exists, especially in mild phases. Forced vital capacity (FVC) higher than 80% has been considered early or mild IPF even for the design of clinical trials. Methods Spanish multicentre, observational, retrospective study of IPF patients diagnosed between 2012 and 2016, based on the ATS/ERS criteria, which presented FVC greater or equal 80% at diagnosis. Clinical and demographic characteristics, lung function, radiological pattern, treatment, and follow-up were analyzed. Results 225 IPF patients were included, 72.9% were men. The mean age was 69.5 years. The predominant high-resolution computed tomography (HRCT) pattern was consistent usual interstitial pneumonia (UIP) (51.6%). 84.7% of patients presented respiratory symptoms (exertional dyspnea and/or cough) and 33.33% showed oxygen desaturation below 90% in the 6min walking test (6MWT). Anti-fibrotic treatment was initiated at diagnosis in 55.11% of patients. Median FVC was 89.6% (IQR 17) and 58.7% of patients had a decrease of diffusion lung capacity for carbon monoxide (DLCO) below 60% of theoretical value; most of them presented functional progression (61.4%) and higher mortality at 3 years (20.45%). A statistically significant correlation with the 3-years mortality was observed between DLCO <60% and consistent UIP radiological pattern. Conclusions Patients with preserved FVC but presenting UIP radiological pattern and moderate–severe DLCO decrease at diagnosis associate an increased risk of progression, death or lung transplantation. Therefore, in these cases, preserved FVC would not be representative of early or mild IPF.

Introducción La fibrosis pulmonar idiopática (FPI) es progresiva e irreversible. Existen algunas discrepancias sobre la estadificación de la FPI, especialmente en las fases leves. La capacidad vital forzada (FVC) superior al 80% se ha considerado una FPI temprana o leve incluso para el diseño de ensayos clínicos. Métodos Estudio español multicéntrico, observacional, retrospectivo de pacientes con FPI diagnosticados entre 2012-2016, en función de los criterios ATS/ERS, que presentaban FVC mayor o igual al 80% al diagnóstico. Se analizaron características clínicas y demográficas, función pulmonar, patrón radiológico, tratamiento y seguimiento. Resultados Se incluyeron 225 pacientes con FPI, el 72,9% eran varones. La edad media fue de 69,5 años. El patrón predominante en la tomografía computarizada de alta resolución (TCAR) fue compatible con neumonía intersticial usual (NIU) (51,6%). El 84,7% de los pacientes presentó síntomas respiratorios (disnea de esfuerzo o tos) y el 33,33% mostró desaturación con una saturación de oxígeno inferior al 90% en la prueba de la marcha de los 6min (PM6M). El tratamiento antifibrótico se inició en el momento del diagnóstico en el 55,11% de los pacientes. La mediana de la CVF fue del 89,6% (RIC 17) y el 58,7% de los pacientes presentó una disminución de la capacidad pulmonar de difusión del monóxido de carbono (DLCO) por debajo del 60% del valor teórico; la mayoría presentó progresión funcional (61,4%) y una mayor mortalidad a los 3 años (20,45%). Se observó una correlación estadísticamente significativa de la mortalidad a los 3 años entre una DLCO<60% y el patrón radiológico compatible con UIP. Conclusiones Los pacientes con FVC conservada pero que presentan patrón radiológico de NIU y disminución moderada-grave de la de DLCO en el momento del diagnóstico se asociaron a un mayor riesgo de progresión, fallecimiento o tener que recibir un trasplante de pulmón. Por lo tanto, en estos casos, una FVC preservada no sería representativa de una FPI temprana o leve

Changes in health-related quality of life as a marker in the prognosis in COPD patients.

Chronic obstructive pulmonary disease (COPD) is understood as a complex, heterogeneous and multisystem airway obstructive disease. The association of deterioration in health-related quality of life (HRQoL) with mortality and hospitalisation for COPD exacerbation has been explored in general terms. The specific objectives of this study were to determine whether a change in HRQoL is related, over time, to mortality and hospitalisation. Overall, 543 patients were recruited through Galdakao Hospital's five outpatient respiratory clinics. Patients were assessed at baseline, and the end of the first and second year, and were followed up for 3 years. At each assessment, measurements were made of several variables, including HRQoL using the St George's Respiratory Questionnaire (SGRQ). The cohort had moderate obstruction (forced expiratory volume in 1 s 55% of the predicted value). SGRQ total, symptoms, activity and impact scores at baseline were 39.2, 44.5, 48.7 and 32.0, respectively. Every 4-point increase in the SGRQ was associated with an increase in the likelihood of death: "symptoms" domain odds ratio 1.04 (95% CI 1.00-1.08); "activity" domain OR 1.12 (95% CI 1.08-1.17) and "impacts" domain OR 1.11 (95% CI 1.06-1.15). The rate of hospitalisations per year was 5% (95% CI 3-8%) to 7% (95% CI 5-10%) higher for each 4-point increase in the separate domains of the SGRQ. Deterioration in HRQoL by 4 points in SGRQ domain scores over 1 year was associated with an increased likelihood of death and hospitalisation.

Screening of interstitial lung disease in patients with rheumatoid arthritis: A systematic review.

AIMS: Interstitial lung disease (ILD) is frequent in patients with rheumatoid arthritis (RA) and is associated with significant morbidity and mortality. The aim of this review was to identify the different screening methods for ILD in patients with RA. METHODS: We ran a systematic search in Pubmed, Embase and Cochrane Library up to April 2020 and did a hand search of the references of the retrieved articles. The search was limited to humans and articles published in English, Spanish or French. We selected studies with any design where: (a) the population included adult patients with RA; (b) the intervention was any screening method for ILD; and (c) validity or reliability of the screening method were evaluated, or a screening method was described. Two reviewers independently screened the articles by title and abstract and subsequently extracted the information using a specific data extraction form. RESULTS: 25 studies were included with a total of 2593 patients. The most frequently used tool for ILD screening was high resolution computed tomography (HRCT) of the lung. Electronic auscultation, biochemical markers, bronchoalveolar lavage (BAL), pulmonary function tests (PFTs) and lung ultrasonography were also evaluated. Across the different studies, electronic auscultation and lung ultrasonography achieved higher accuracy than PFTs, BAL and biochemical markers. CONCLUSIONS: HRCT resulted as the most sensitive tool for ILD screening in patients with RA. Given its harmlessness and high sensitivity, lung ultrasonography may become the first-choice tool in the future.

Different Faces of Idiopathic Pulmonary Fibrosis With Preserved Forced Vital Capacity.

INTRODUCTION: Idiopathic pulmonary fibrosis (IPF) is progressive and irreversible. Some discrepancies about IPF staging exists, especially in mild phases. Forced vital capacity (FVC) higher than 80% has been considered early or mild IPF even for the design of clinical trials. METHODS: Spanish multicentre, observational, retrospective study of IPF patients diagnosed between 2012 and 2016, based on the ATS/ERS criteria, which presented FVC greater or equal 80% at diagnosis. Clinical and demographic characteristics, lung function, radiological pattern, treatment, and follow-up were analyzed. RESULTS: 225 IPF patients were included, 72.9% were men. The mean age was 69.5 years. The predominant high-resolution computed tomography (HRCT) pattern was consistent usual interstitial pneumonia (UIP) (51.6%). 84.7% of patients presented respiratory symptoms (exertional dyspnea and/or cough) and 33.33% showed oxygen desaturation below 90% in the 6min walking test (6MWT). Anti-fibrotic treatment was initiated at diagnosis in 55.11% of patients. Median FVC was 89.6% (IQR 17) and 58.7% of patients had a decrease of diffusion lung capacity for carbon monoxide (DLCO) below 60% of theoretical value; most of them presented functional progression (61.4%) and higher mortality at 3 years (20.45%). A statistically significant correlation with the 3-years mortality was observed between DLCO <60% and consistent UIP radiological pattern. CONCLUSIONS: Patients with preserved FVC but presenting UIP radiological pattern and moderate-severe DLCO decrease at diagnosis associate an increased risk of progression, death or lung transplantation. Therefore, in these cases, preserved FVC would not be representative of early or mild IPF.

Predictive factors over time of health-related quality of life in COPD patients.

BACKGROUND: Health-related quality of life (HRQoL) should be seen as a tool that provides an overall view of the general clinical condition of a COPD patient. The aims of this study were to identify variables associated with HRQoL and whether they continue to have an influence in the medium term, during follow-up. METHODS: Overall, 543 patients with COPD were included in this prospective observational longitudinal study. At all four visits during a 5-year follow-up, the patients completed the Saint George's Respiratory Questionnaire (SGRQ), pulmonary function tests, the 6-min walk test (6MWT), and a physical activity (PA) questionnaire, among others measurements. Data on hospitalization for COPD exacerbations and comorbidities were retrieved from the personal electronic clinical record of each patient at every visit. RESULTS: The best fit to the data of the cohort was obtained with a beta-binomial distribution. The following variables were related over time to SGRQ components: age, inhaled medication, smoking habit, forced expiratory volume in one second, handgrip strength, 6MWT distance, body mass index, residual volume, diffusing capacity of the lung for carbon monoxide, PA (depending on level, 13 to 35% better HRQoL, in activity and impacts components), and hospitalizations (5 to 45% poorer HRQoL, depending on the component). CONCLUSIONS: Among COPD patients, HRQoL was associated with the same variables throughout the study period (5-year follow-up), and the variables with the strongest influence were PA and hospitalizations.

Complications and hospital admission in the following 90 days after lung cryobiopsy performed in interstitial lung disease.

Transbronchial lung cryobiopsy (TBLC) is an emerging technique for the diagnosis of interstitial lung disease (ILD), but its risk benefit ratio has been questioned. The objectives of this research were to describe any adverse events that occur within 90 days following TBLC and to identify clinical predictors that could help to detect the population at risk. METHODS: We conducted an ambispective study including all patients with suspected ILD who underwent TBLC. Data were collected concerning the safety profile of this procedure and compared to various clinical variables. RESULTS: Overall, 257 TBLCs were analysed. Complications were observed in 15.2% of patients; nonetheless, only 5.4% of all patients required hospital admission on the day of the procedure. In the 30 and 90 days following the TBLC, rates of readmission were 1.3% and 3.5% and of mortality were 0.38%, and 0.78% respectively. Two models were built to predict early admission (AUC 0.72; 95% CI 0.59-0.84) and overall admission (AUC 0.76; 95% CI 0.67-0.85). CONCLUSIONS: Within 90 days after TBLC, 8.9% of patients suffered a complication serious enough to warrant hospital admission. Modified MRC dyspnoea score ≥2, FVC<50%, and a Charlson Comorbidity Index score ≥2 were factors that predicted early and overall admission.

COPD classification models and mortality prediction capacity.

OBJECTIVE: Our aim was to assess the impact of comorbidities on existing COPD prognosis scores. PATIENTS AND METHODS: A total of 543 patients with COPD (FEV1 <80% and FEV1/FVC <70%) were included between January 2003 and January 2004. Patients were stable for at least 6 weeks before inclusion and were followed for 5 years without any intervention by the research team. Comorbidities and causes of death were established from medical reports or information from primary care medical records. The GOLD system and the body mass index, obstruction, dyspnea and exercise (BODE) index were used for COPD classification. Patients were also classified into four clusters depending on the respiratory disease and comorbidities. Cluster analysis was performed by combining multiple correspondence analyses and automatic classification. Receiver operating characteristic curves and the area under the curve (AUC) were calculated for each model, and the DeLong test was used to evaluate differences between AUCs. Improvement in prediction ability was analyzed by the DeLong test, category-free net reclassification improvement and the integrated discrimination index. RESULTS: Among the 543 patients enrolled, 521 (96%) were male, with a mean age of 68 years, mean body mass index 28.3 and mean FEV1% 55%. A total of 167 patients died during the study follow-up. Comorbidities were prevalent in our cohort, with a mean Charlson index of 2.4. The most prevalent comorbidities were hypertension, diabetes mellitus and cardiovascular diseases. On comparing the BODE index, GOLDABCD, GOLD2017 and cluster analysis for predicting mortality, cluster system was found to be superior compared with GOLD2017 (0.654 vs 0.722, P=0.006), without significant differences between other classification models. When cardiovascular comorbidities and chronic renal failure were added to the existing scores, their prognostic capacity was statistically superior (P<0.001). CONCLUSION: Comorbidities should be taken into account in COPD management scores due to their prevalence and impact on mortality.

Diagnosis of Idiopathic Pulmonary Fibrosis: Differential Diagnosis.

Idiopathic pulmonary fibrosis (IPF) is a chronic, progressive, and fibrotic interstitial lung disease of unknown origin with a characteristic imaging and histologic pattern called usual interstitial pneumonia (UIP). The diagnosis of IPF is a complex procedure that requires the support of various specialists, who must integrate clinical, radiological, and histological data. The multidisciplinary team (MDT) has become the new gold standard to diagnose and manage the disease, increasing the accuracy and agreement of the diagnosis between different centers. It is mandatory to exclude nonspecific interstitial pneumonia or other diseases that can cause the UIP pattern, particularly drugs or exposure diseases, including chronic hypersensitivity pneumonitis or systemic autoimmune disease. The role of the MDT is also to decide who could need a biopsy or to review patient diagnoses at regular intervals in those with additional information or unexpected evolution. This review provides updated information to achieve a proper IPF diagnosis.

Outcomes of a telemonitoring-based program (telEPOC) in frequently hospitalized COPD patients.

BACKGROUND: The increasing prevalence of chronic diseases requires changes in health care delivery. In COPD, telemedicine appears to be a useful tool. Our objective was to evaluate the efficacy (in improving health care-resource use and clinical outcomes) of a telemonitoring-based program (telEPOC) in COPD patients with frequent hospitalizations. MATERIALS AND METHODS: We conducted a nonrandomized observational study in an intervention cohort of 119 patients (Galdakao-Usansolo Hospital) and a control cohort of 78 patients (Cruces Hospital), followed up for 2 years (ClinicalTrials.gov identifier: NCT02528370). The inclusion criteria were two or more hospital admissions in the previous year or three or more admissions in the previous 2 years. The intervention group received telemonitoring plus education and controls usual care. RESULTS: Most participants were men (13% women), and the sample had a mean age of 70 years, forced expiratory volume in 1 second of 45%, Charlson comorbidity index score of 3.5, and BODE (body mass index, airflow obstruction, dyspnea, and exercise capacity) index score of 4.1. In multivariate analysis, the intervention was independently related to lower rates of hospital admission (odds ratio [OR] 0.38, 95% confidence interval [CI] 0.27-0.54; P<0.0001), emergency department attendance (OR 0.56, 95% CI 0.35-0.92; P<0.02), and 30-day readmission (OR 0.46, 95% CI 0.29-0.74; P<0.001), as well as cumulative length of stay (OR 0.58, 95% CI 0.46-0.73; P<0.0001). The intervention was independently related to changes in several clinical variables during the 2-year follow-up. CONCLUSION: An intervention including telemonitoring and education was able to reduce the health care-resource use and stabilize the clinical condition of frequently admitted COPD patients.