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Clinical features in patients of cough variant asthma with normal and high level of exhaled fractional nitric oxide.

OBJECTIVE: Cough variant asthma (CVA) is a subtype of asthma that is characterized by a chronic cough. We compared the clinical characteristics and pulmonary function in patients with CVA who had normal and high exhaled fractional nitric oxide (FeNO) levels.

METHODS: We collected the clinical history and pulmonary function data from 99 patients with newly diagnosed CVA.
RESULT: Newly diagnosed subjects with CVA were divided into a high FeNO group (FeNO value over or equal to 25 ppb, n=52) and a normal FeNO group (FeNO lower than 25 ppb, n=47). There were more patients with coexistent allergic rhinitis or with family histories of allergic diseases in the high FeNO group. More patients in the high FeNO group reported that their chronic cough was triggered by allergen exposure. In the high FeNO group, the patients were younger than in the normal FeNO group. It was shown that baseline lung function tests were normal in all subjects, apart from a reduced midexpiratory flow rate (FEF25-75). There was a significant decrease in FEF25-75 in the high FeNO group compared with the normal FeNO group. No difference was found in the PD20 or the maximal FEV1 drop between the two groups. The multi-factor logistic regression analysis showed that concomitant with allergic rhinitis was the high risk factor of a high FeNO in these subjects with CVA (OR=5.03, 95% CI, 1.88-13.49)

Conclusion: CVA patients showed heterogeneity according to FeNO level. Patients with high FeNO level are more likely to experience symptoms associated with allergies. This article is protected by copyright. All rights reserved.

Ending the HIV/AIDS epidemic in low- and middle-income countries by 2030: is it possible?

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Ending the HIV/AIDS epidemic in low- and middle-income countries by 2030: is it possible?

F1000Res. 2016;5:2328

Authors: Harries AD, Suthar AB, Takarinda KC, Tweya H, Kyaw NT, Tayler-Smith K, Zachariah R

Abstract
The international community has committed to ending the epidemics of HIV/AIDS, tuberculosis, malaria, and neglected tropical infections by 2030, and this bold stance deserves universal support. In this paper, we discuss whether this ambitious goal is achievable for HIV/AIDS and what is needed to further accelerate progress. The joint United Nations Program on HIV/AIDS (UNAIDS) 90-90-90 targets and the related strategy are built upon currently available health technologies that can diagnose HIV infection and suppress viral replication in all people with HIV. Nonetheless, there is much work to be done in ensuring equitable access to these HIV services for key populations and those who remain outside the rims of the traditional health services. Identifying a cure and a preventive vaccine would further help accelerate progress in ending the epidemic. Other disease control programmes could learn from the response to the HIV/AIDS epidemic.

PMID: 27703672 [PubMed - in process]

Radial Ultrasound-Assisted Transbronchial Biopsy: A New Diagnostic Approach for Non-Resolving Pulmonary Infiltrates in Neutropenic Hemato-Oncological Patients.

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Radial Ultrasound-Assisted Transbronchial Biopsy: A New Diagnostic Approach for Non-Resolving Pulmonary Infiltrates in Neutropenic Hemato-Oncological Patients.

Lung. 2016 Oct 4;:

Authors: Bernasconi M, Casutt A, Koutsokera A, Letovanec I, Tissot F, Nicod LP, Lovis A

Abstract
The role of radial-endobronchial ultrasound (R-EBUS) assisted transbronchial biopsy (TBB) for the diagnosis of peripheral pulmonary lesions is well established. However, no study has addressed its safety and value in hemato-oncological patients presenting with non-resolving infiltrates during persistent febrile neutropenia. To assess safety and feasibility of R-EBUS assisted TBB in severe thrombocytopenic and neutropenic patients. Over a period of 18 months, eight patients were assessed with R-EBUS assisted TBB after adequate platelet transfusion. This technique allowed precise localisation and sampling of the pulmonary lesions in seven of eight patients. In the seven patients, R-EBUS assisted TBB enabled treatment optimization. Invasive fungal infection was diagnosed in four patients, idiopathic acute fibrinous and organising pneumonia in three patients, and a granulomatous inflammation of undetermined origin in one patient. Importantly, no complications, such as bleeding, were observed. R-EBUS assisted TBB is a promising and safe procedure for the evaluation of nonresolving pulmonary infiltrates in febrile neutropenic hemato-oncological patients.

PMID: 27704258 [PubMed - as supplied by publisher]

EBUS may arise as an initial time saving procedure in patients who are suspected to have small cell lung cancer.

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EBUS may arise as an initial time saving procedure in patients who are suspected to have small cell lung cancer.

Clin Respir J. 2016 Sep 22;:

Authors: Ozturk A, Demirci NY, Aktas Z, Demirag F, Alagoz A, Alici İO, Yilmaz A

Abstract
BACKGROUND: Small cell lung cancer (SCLC) commonly presents as hilar/mediastinal masses. In some occasions, conventional flexible bronchoscopy fails and a substantial amount of time is lost until establishing the diagnosis.
OBJECTIVE: The aim of the study was to demonstrate the superiority of endobronchial ultrasound-guided transbronchial needle aspiration (EBUS-TBNA) compared to conventional methods in establishing the diagnosis as an initial modality as well as to point out the saved time until the diagnosis.
METHODS: We retrospectively reviewed the patients who were diagnosed as SCLC by EBUS-TBNA between April 2010 and January 2016. The demographics of the patients, smoking history were all recorded. We also compared the time between the first computed tomography (1stCT) and first diagnostic procedure (1stDP), 1stDP and final diagnosis (FDx), 1stCT and FDx, and 1stDP and EBUS procedure were also compared.
RESULTS: One hundred and thirty-three patients were included in the study. The diagnostic yield of EBUS-TBNA was 98.5%. The mean time between the 1stCT and 1stDP; 1stDP and FDx; 1stCT and FDx; 1stDP and EBUS procedure were 7.0 ± 9.0; 11.8 ± 16.1; 18.8 ± 17.9; and 10.8 ± 16.0 days, respectively. The time between 1stCT to 1stDP was not significantly different in patients with or without previous diagnostic procedures. However, the time between 1stDP to FDx and 1stCT to FDx were significantly higher in the patients with previous procedures (P < .001). The difference in time between 1stDP to FDx and 1stCT to FDx was also similar in patients with only hilar and/or mediastinal lesions (P = .001, P = .006, respectively).
CONCLUSION: EBUS-TBNA may be an initial diagnostic procedure in SCLC. Patients with only hilar/mediastinal masses without any endobronchial lesion could be directed to centers with the capability for performing EBUS-TBNA to have a rapid diagnosis without any time loss.

PMID: 27704696 [PubMed - as supplied by publisher]

Effect of statins on disease-related outcomes in patients with idiopathic pulmonary fibrosis.

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Effect of statins on disease-related outcomes in patients with idiopathic pulmonary fibrosis.

Thorax. 2016 Oct 5;:

Authors: Kreuter M, Bonella F, Maher TM, Costabel U, Spagnolo P, Weycker D, Kirchgaessler KU, Kolb M

Abstract
BACKGROUND: Data are conflicting regarding the possible effects of statins in patients with idiopathic pulmonary fibrosis (IPF). This post hoc analysis assessed the effects of statin therapy on disease-related outcomes in IPF.
METHODS: Patients randomised to placebo (n=624) in three controlled trials of pirfenidone in IPF (CAPACITY 004 and 006, ASCEND) were categorised by baseline statin use. Outcomes assessed during the 1-year follow-up included disease progression, mortality, hospitalisation and composite outcomes of death or ≥10% absolute decline in FVC and death or ≥50 m decline in 6-minute walk distance (6MWD).
RESULTS: At baseline, 276 (44%) patients were statin users versus 348 (56%) non-users. Baseline characteristics were similar between groups, except statin users were older and had higher prevalence of cardiovascular disease and risk factors. In multivariate analyses adjusting for differences in baseline characteristics, statin users had lower risks of death or 6MWD decline (HR 0.69; 95% CI 0.48 to 0.99, p=0.0465), all-cause hospitalisation (HR 0.58; 95% CI 0.35 to 0.94, p=0.0289), respiratory-related hospitalisation (HR 0.44; 95% CI 0.25 to 0.80, p=0.0063) and IPF-related mortality (HR 0.36; 95% CI 0.14 to 0.95, p=0.0393) versus non-users. Non-significant treatment effects favouring statin use were observed for disease progression (HR 0.75; 95% CI 0.52 to 1.07, p=0.1135), all-cause mortality (HR 0.54; 95% CI 0.24 to 1.21, p=0.1369) and death or FVC decline (HR 0.71; 95% CI 0.48 to 1.07, p=0.1032).
CONCLUSIONS: This post hoc analysis supports the hypothesis that statins may have a beneficial effect on clinical outcomes in IPF. Prospective clinical trials are required to validate these observations.
TRIAL REGISTRATION NUMBERS: NCT01366209, NCT00287729 and NCT00287716.

PMID: 27708114 [PubMed - as supplied by publisher]

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