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The Great Mimicker, a Rare Pleural Presentation 伟大的模仿者,罕见的胸膜展示
Pub Date : 2025-09-01 Epub Date: 2025-07-25 DOI: 10.1016/j.chpulm.2025.100176
Jack McCarthy MB BCh BAO, MRCPI , Niamh Boyle MB BCh BAO, MRCPI , Mark Coyne PhD, MB BCh BAO, MRCPI, FRCPath , Cormac McCarthy MD, PhD, FRCPI

Case Presentation

A 75-year-old woman presented to the emergency department of a regional hospital with progressive dyspnea for 3 months despite treatment with antibiotics and steroids in the community. There were no associated symptoms. No clear precipitating factors were identified. She did not smoke and had worked as an arable farmer but had no known exposures. Her medical history was remarkable for hypertension and a prophylactic hysterectomy 10 years previously due to a family history of ovarian cancer. Her medications included olmesartan, lansoprazole, and calcium supplements.
病例介绍:一名75岁妇女,尽管在社区接受了抗生素和类固醇治疗,但仍因进行性呼吸困难3个月来到一家地区医院的急诊科就诊。没有相关症状。没有明确的诱发因素。她不吸烟,曾作为一名耕地农民工作,但没有已知的接触。她有高血压病史,10年前因卵巢癌家族史曾行预防性子宫切除术。她的药物包括奥美沙坦、兰索拉唑和钙补充剂。
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引用次数: 0
What Sex-Specific Differences Tells Us About Additive vs Synergistic Risk Prediction in Asthma 性别特异性差异告诉我们哮喘的加性与协同性风险预测
Pub Date : 2025-09-01 Epub Date: 2025-01-07 DOI: 10.1016/j.chpulm.2025.100134
Samuel Mailhot-Larouche MD, Philippe Lachapelle MD, Simon Couillard MD
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引用次数: 0
Expiratory Time Constants in Patients Undergoing Routine Spirometry 常规肺量测定患者的呼气时间常数
Pub Date : 2025-09-01 Epub Date: 2025-05-19 DOI: 10.1016/j.chpulm.2025.100181
Filip Depta MD, PhD , Simona Bodnárová PhD , Katarína Šurinová PhD , Ivana Paraničová MD , Eva Sokolová MD , Erika Lombartová MD , Pavol Pobeha MD, PhD
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引用次数: 0
Feasibility of Assessing the Abnormal Pediatric Airway Using Rotational Optical Coherence Tomography 使用旋转光学相干断层扫描评估儿童气道异常的可行性
Pub Date : 2025-06-01 Epub Date: 2024-11-12 DOI: 10.1016/j.chpulm.2024.100120
Sune Rubak MD, PhD , Anne Katrine Bak Poulsen MD , Signe Thim MD , Nagarajan Muthialu MD , Thomas Kjærgaard MD, PhD , Emil Nielsen Holck MD, PhD

Background

Methods currently used to assess and diagnose abnormalities of pediatric airways have several limitations: CT scans involve a risk of ionizing radiation and diagnostic dynamic bronchoscopies have high interobserver variability. Advanced diagnostic methods for evaluating the dynamic airway are needed to enable newer interventions (eg, airway stenting) in select children. The study objective was to investigate the feasibility of optical coherence tomography (OCT) as a measuring method that facilitates accurate, quantifiable, and real-time cross-sectional imaging of the airway.

Research Question

Is bronchoscopy-guided quantitative OCT of the lower pediatric airway a feasible method and does it increase diagnostic possibilities?

Study Design and Methods

We evaluated a series of 10 children with severe persistent respiratory symptoms with a clinical indication for diagnostic dynamic bronchoscopy (DDB). Feasibility of OCT was defined as the ability to visualize and quantify airway stenoses and dynamic airway collapse in the pediatric airway without procedural complications. Furthermore, the study included a porcine model to calculate the correction constant for the OCT measurements in air in comparison with contrast fluid.

Results

Nine children aged 0 to 14 years were included. In total, 34 airway segments were OCT scanned. Results showed that OCT is a feasible method for visualizing and quantifying stenoses of the lower pediatric airway by measuring the mean and minimum lumen areas. The correction constant of OCT in air was 1.3 (interquartile range, 1.29-1.31) in comparison with contrast. Visual assessment of the minimum lumen area stenosis by dynamic bronchoscopy significantly varies in comparison with OCT assessment (18.416%; 95% CI, 8.93-27.91; P = .0018).

Interpretation

OCT demonstrated feasibility of providing quantitative assessments of clinical manifestations including cross-sectional imaging in the pediatric airway. The correction constant for optimal quantification was calculated and provided the possibility for precise interpretation of OCT measurements. Further studies are needed to investigate safety, accuracy, and efficacy of OCT in the lower pediatric airway.
目前用于评估和诊断儿童气道异常的方法有几个局限性:CT扫描涉及电离辐射的风险,诊断动态支气管镜在观察者之间具有很高的可变性。需要先进的诊断方法来评估动态气道,以便在选定的儿童中进行新的干预(例如气道支架置入术)。本研究的目的是探讨光学相干断层扫描(OCT)作为一种测量方法的可行性,这种方法可以促进气道准确、可量化和实时的横断面成像。支气管镜引导下小儿气道定量OCT是一种可行的方法吗?它是否增加了诊断的可能性?研究设计和方法我们评估了10例具有诊断性动态支气管镜(DDB)临床指征的严重持续性呼吸道症状的儿童。OCT的可行性被定义为能够可视化和量化儿童气道狭窄和动态气道塌陷而无手术并发症。此外,该研究还包括一个猪模型来计算空气中OCT测量的校正常数,并与对比液进行比较。结果纳入9例0 ~ 14岁儿童。共对34个气道段进行OCT扫描。结果表明,通过测量平均和最小管腔面积,OCT是一种可行的方法来可视化和量化儿童下气道狭窄。与对照相比,空气OCT的校正常数为1.3(四分位间距为1.29 ~ 1.31)。动态支气管镜对最小管腔面积狭窄的视觉评估与OCT评估相比差异显著(18.416%;95% ci, 8.93-27.91;P = .0018)。oct证明了对儿童气道的临床表现进行定量评估的可行性,包括横断面成像。计算了最佳定量的校正常数,并提供了精确解释OCT测量结果的可能性。需要进一步研究OCT在小儿下气道检查中的安全性、准确性和有效性。
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引用次数: 0
Delays in Referral to Multidisciplinary Care for Black Individuals With Sarcoidosis 延迟转介到多学科护理黑人个体结节病
Pub Date : 2025-06-01 Epub Date: 2024-12-02 DOI: 10.1016/j.chpulm.2024.100125
Kristen R. Mathias MD , Ofure Akhiwu MD , Ali M. Mustafa MD , Kevin J. Psoter PhD , Edward S. Chen MD , Nisha A. Gilotra MD , Nancy W. Lin MD , John Odackal MD , Catherine A. Bonham MD , Michelle Sharp MD

Background

Sarcoidosis is a complex granulomatous disease that benefits from multidisciplinary subspecialty expertise. Inequitable access to care contributes to racial disparities in many diseases; however, to our knowledge, no studies have examined racial differences in referral times to Sarcoidosis Centers of Excellence.

Research Question

Is there an association between race and time from sarcoidosis diagnosis to referral to an independently certified, peer-reviewed World Association of Sarcoidosis and Other Granulomatous Disorders Center of Excellence? Does a referral result in a change in sarcoidosis management?

Study Design and Methods

We retrospectively reviewed all 2021 referrals to the Johns Hopkins Sarcoidosis Center of Excellence. Multivariable Cox regression evaluated the association between race and time to referral, adjusting for covariates of sex, ethnicity, referral type, referral provider, insurance provider, employment status, organ involvement, and sarcoidosis medications. Changes in sarcoidosis management including treatment changes, additional organ evaluation, and/or additional subspecialty expertise were ascertained 1 year after establishing care.

Results

At total of 207 individuals were analyzed (40% Black, 55% White, and 5% Asian and other race). Black individuals experienced longer referral delay than White individuals, with a median of 9 vs 5 years, respectively (P < .05). In multivariable analysis, the hazard of referral for White individuals was higher than for Black individuals (hazard ratio, 2.04; 95% CI, 1.48-2.82; P < .001), independent of the covariates. Sarcoidosis management changed in 78% of individuals after referral.

Interpretation

Black patients experienced significant delays in referral to a multidisciplinary subspecialty Sarcoidosis Center of Excellence compared with other racial groups. Recognition of referral delay may offer insight and opportunity to address disparities in clinical outcomes observed in Black individuals with sarcoidosis. Future multicenter studies must quantify the impact of care received through World Association of Sarcoidosis and Other Granulomatous Disorders Sarcoidosis Centers of Excellence, define patient phenotypes in need of urgent referral, and develop targeted patient and provider outreach.
背景结节病是一种复杂的肉芽肿性疾病,受益于多学科的亚专业知识。获得医疗服务的机会不公平导致许多疾病的种族差异;然而,据我们所知,还没有研究考察了到结节病卓越中心转诊时间的种族差异。研究问题:从结节病诊断到转诊到独立认证、同行评审的世界结节病和其他肉芽肿疾病协会卓越中心,种族和时间之间是否存在关联?转诊是否会导致结节病治疗的改变?研究设计和方法我们回顾性地回顾了所有到约翰霍普金斯结节病卓越中心转诊的2021例患者。多变量Cox回归评估了种族与转诊时间之间的关系,调整了性别、种族、转诊类型、转诊提供者、保险提供者、就业状况、器官受累和结节病药物等协变量。结节病管理的改变,包括治疗改变,额外的器官评估,和/或额外的亚专科专业知识,在建立护理1年后确定。结果共分析了207人(40%为黑人,55%为白人,5%为亚洲人和其他种族)。黑人比白人经历了更长的转诊延迟,中位数分别为9年和5年(P <;. 05)。在多变量分析中,白人个体转诊风险高于黑人个体(风险比,2.04;95% ci, 1.48-2.82;P & lt;.001),与协变量无关。结节病的管理在转诊后改变了78%的个体。解释:与其他种族相比,黑人患者在转诊到多学科亚专科结节病卓越中心时有明显的延迟。认识到转诊延迟可能提供洞察力和机会,以解决黑人结节病患者观察到的临床结果差异。未来的多中心研究必须量化通过世界结节病协会和其他肉芽肿性疾病结节病卓越中心接受治疗的影响,确定需要紧急转诊的患者表型,并制定有针对性的患者和提供者外展。
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引用次数: 0
The Overlooked Epidemic 被忽视的流行病
Pub Date : 2025-06-01 Epub Date: 2025-03-23 DOI: 10.1016/j.chpulm.2025.100166
Sameer Khanijo MD
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引用次数: 0
Bronchoscopic Lung Volume Reduction 支气管镜下肺减容
Pub Date : 2025-06-01 Epub Date: 2024-11-08 DOI: 10.1016/j.chpulm.2024.100117
Domingo J. Franco-Palacios MD , Rebecca Priebe NP , Jane Simanovski PhD, NP , Lisa L. Allenspach MD , Lisa Stagner DO , Lisa K. Waynick PA , Yichu Wang BS , Mei Lu BS , Shraddha Desai MD , Daniel Kapadia MD , Avi Cohen MD

Background

Many bronchoscopic lung volume reduction (BLVR) studies have excluded patients meeting the listing criteria for lung transplantation (LT).

Research Question

What are the outcomes of BLVR in a sicker group of patients with emphysema compared with patients not meeting the criteria for LT listing?

Study Design and Methods

This was a real-world retrospective study (June 2018 to December 2022) assessing the effect of BLVR in patients with severe emphysema considered for LT. FEV1, FVC, diffusing capacity for carbon monoxide, symptoms, and 6-minute walk distance (6-MWD) were measured at baseline and 45 days and 6 months after BLVR.

Results

Of 76 fully evaluated patients (median age, 62 years; 60% female), 42 underwent BLVR (30 sicker patients met the criteria for LT listing). At baseline, patients that met the criteria for listing had shorter baseline 6-MWD (234.72 ± 68.86, P < .001), higher BODE Index score (6.79 ± 1.11, P = .001), and lower FEV1 (617.5 ± 139.2 mL, P = .005). All patients treated with BLVR experienced a decrease in BODE Index and Borg dyspnea by scores −0.5 to −2 points, respectively. Diffusing capacity for carbon monoxide % predicted increased by 4.5%, FEV1 increased by 115 mL, FVC increased by 450 mL, and 6-MWD increased by 20 meters. In the sicker group, FEV1 at 45 days after BLVR increased by 180.8 ± 231 mL (FEV1 % predicted 5.84 ± 5.66) compared with baseline; a persistent effect was seen at 6 months in 62% of patients with available data (18 of 30). Median hospital length of stay was 3.27 ± 3.07 days. Endobronchial valves were removed in 6 patients (3 in each group) due to complications. The pneumothorax rate was 24% (10 of 42; 5 in each group).

Interpretation

Improvement in lung function after BLVR was observed regardless of disease severity. BLVR might represent an alternative to LT for some patients.
许多支气管镜下肺减容(BLVR)研究排除了符合肺移植(LT)清单标准的患者。研究问题:与不符合LT清单标准的患者相比,病情较重的肺气肿患者进行BLVR的结果是什么?研究设计和方法这是一项真实世界的回顾性研究(2018年6月至2022年12月),评估BLVR对lt考虑的严重肺气肿患者的影响。在基线和BLVR后45天和6个月测量FEV1、FVC、一氧化碳弥散能力、症状和6分钟步行距离(6- mwd)。结果76例充分评估的患者(中位年龄62岁;60%为女性),42例接受了BLVR(30例病情较重的患者符合LT列表标准)。基线时,符合清单标准的患者基线6-MWD较短(234.72±68.86,P <;.001),较高的BODE指数评分(6.79±1.11,P = .001),较低的FEV1评分(617.5±139.2 mL, P = .005)。所有接受BLVR治疗的患者BODE指数和Borg呼吸困难分别下降了- 0.5到- 2分。预测一氧化碳扩散量增加4.5%,FEV1增加115 mL, FVC增加450 mL, 6-MWD增加20米。在病情较重的组,与基线相比,BLVR后45天FEV1增加了180.8±231 mL (FEV1 %预测为5.84±5.66);在有可用数据的患者中,62%的患者(30人中有18人)在6个月后出现持续的效果。平均住院时间为3.27±3.07天。6例患者(每组3例)因并发症切除支气管内瓣膜。气胸发生率为24% (10 / 42;每组5人)。解释:无论疾病严重程度如何,BLVR术后肺功能均有改善。对于一些患者来说,BLVR可能是替代肝移植的一种方法。
{"title":"Bronchoscopic Lung Volume Reduction","authors":"Domingo J. Franco-Palacios MD ,&nbsp;Rebecca Priebe NP ,&nbsp;Jane Simanovski PhD, NP ,&nbsp;Lisa L. Allenspach MD ,&nbsp;Lisa Stagner DO ,&nbsp;Lisa K. Waynick PA ,&nbsp;Yichu Wang BS ,&nbsp;Mei Lu BS ,&nbsp;Shraddha Desai MD ,&nbsp;Daniel Kapadia MD ,&nbsp;Avi Cohen MD","doi":"10.1016/j.chpulm.2024.100117","DOIUrl":"10.1016/j.chpulm.2024.100117","url":null,"abstract":"<div><h3>Background</h3><div>Many bronchoscopic lung volume reduction (BLVR) studies have excluded patients meeting the listing criteria for lung transplantation (LT).</div></div><div><h3>Research Question</h3><div>What are the outcomes of BLVR in a sicker group of patients with emphysema compared with patients not meeting the criteria for LT listing?</div></div><div><h3>Study Design and Methods</h3><div>This was a real-world retrospective study (June 2018 to December 2022) assessing the effect of BLVR in patients with severe emphysema considered for LT. FEV<sub>1</sub>, FVC, diffusing capacity for carbon monoxide, symptoms, and 6-minute walk distance (6-MWD) were measured at baseline and 45 days and 6 months after BLVR.</div></div><div><h3>Results</h3><div>Of 76 fully evaluated patients (median age, 62 years; 60% female), 42 underwent BLVR (30 sicker patients met the criteria for LT listing). At baseline, patients that met the criteria for listing had shorter baseline 6-MWD (234.72 ± 68.86, <em>P</em> &lt; .001), higher BODE Index score (6.79 ± 1.11, <em>P</em> = .001), and lower FEV<sub>1</sub> (617.5 ± 139.2 mL, <em>P</em> = .005). All patients treated with BLVR experienced a decrease in BODE Index and Borg dyspnea by scores −0.5 to −2 points, respectively. Diffusing capacity for carbon monoxide % predicted increased by 4.5%, FEV<sub>1</sub> increased by 115 mL, FVC increased by 450 mL, and 6-MWD increased by 20 meters. In the sicker group, FEV<sub>1</sub> at 45 days after BLVR increased by 180.8 ± 231 mL (FEV<sub>1</sub> % predicted 5.84 ± 5.66) compared with baseline; a persistent effect was seen at 6 months in 62% of patients with available data (18 of 30). Median hospital length of stay was 3.27 ± 3.07 days. Endobronchial valves were removed in 6 patients (3 in each group) due to complications. The pneumothorax rate was 24% (10 of 42; 5 in each group).</div></div><div><h3>Interpretation</h3><div>Improvement in lung function after BLVR was observed regardless of disease severity. BLVR might represent an alternative to LT for some patients.</div></div>","PeriodicalId":94286,"journal":{"name":"CHEST pulmonary","volume":"3 2","pages":"Article 100117"},"PeriodicalIF":0.0,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144298043","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Connecting the Dots Between Asthma Control and Frailty in Older Adults With Moderate to Severe Asthma 中重度哮喘老年人哮喘控制与虚弱之间的联系
Pub Date : 2025-06-01 Epub Date: 2025-02-07 DOI: 10.1016/j.chpulm.2025.100147
Ricardo G. Figueiredo PhD , Fernando Holguin MSc , Márcia M.M. Pizzichini PhD , Gabriela P. Pinheiro PhD , Vanessa Arata MD , Maisa F.M. Leal , Cinthia V.N. Santana PhD , José de Bessa Junior PhD , Álvaro A. Cruz PhD
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引用次数: 0
Assessment of Risk Factors for Death in Older Adult Patients With TB in Japan 日本老年结核病患者死亡危险因素评估
Pub Date : 2025-06-01 Epub Date: 2025-03-12 DOI: 10.1016/j.chpulm.2025.100162
Seigo Miyoshi MD, PhD, Mayuko Semba MD, Miyuki Tanabe MD, Chika Sato MD, Akira Watanabe MD, PhD, Ryoji Ito MD, PhD, Mari Kubota, Masahiro Abe MD, PhD

Background

Previous studies have identified several risk factors for death because of TB, including advanced age, HIV coinfection, multidrug-resistant TB, malnutrition, low activities of daily living, and comorbidities. In Japan, the incidence of TB and TB-related deaths is consistently higher among older individuals. However, few studies have evaluated the risk factors for death in older adult patients with TB.

Research Question

What are the risk factors for death among older adults with TB?

Study Design and Methods

This prospective cohort study included data on consecutive older adult patients (aged ≥ 65 years) who were admitted for treatment of TB between October 2016 and April 2022. We collected data on patient characteristics, chest radiography findings, and laboratory data and assessed whether these parameters were associated with patient death. We also examined the risk factors associated with TB-related and TB-unrelated deaths as a subanalysis.

Results

Multivariate Cox proportional hazards analysis showed that performance status (hazard ratio [HR], 1.434; 95% CI, 1.051-1.956; P = .023), corticosteroid use (HR, 2.679; 95% CI, 1.374-5.221; P = .004), and serum albumin levels (HR, 0.434; 95% CI, 0.235-0.804; P = .008) were significantly correlated with all-cause mortality. Subanalyses demonstrated that performance status was significantly correlated with TB-related death (HR, 2.048; 95% CI, 1.459-2.874; P < 0.001), whereas advanced age (HR, 1.073; 95% CI, 1.008-1.142; P = .027), corticosteroid use (HR, 4.131; 95% CI, 1.783-9.575; P < .001), and serum albumin levels (HR, 0.435; 95% CI, 0.225-0.842; P = .014) were significantly correlated with TB-unrelated deaths.

Interpretation

The evaluation of daily activity, physical ability, immune status, and nutritional status is considered an important factor directly related to prognosis in the treatment of TB in older adults. Large-scale prospective studies should be conducted in the future.
以往的研究已经确定了结核病导致死亡的几个危险因素,包括高龄、艾滋病合并感染、耐多药结核病、营养不良、日常生活活动不足和合并症。在日本,老年人中结核病和结核病相关死亡的发病率一直较高。然而,很少有研究评估老年结核病患者死亡的危险因素。研究问题:老年结核病患者死亡的危险因素是什么?研究设计和方法本前瞻性队列研究纳入了2016年10月至2022年4月期间入院治疗结核病的连续老年成人患者(年龄≥65岁)的数据。我们收集了患者特征、胸片检查结果和实验室数据,并评估了这些参数是否与患者死亡相关。作为亚分析,我们还检查了与结核病相关和非结核病死亡相关的危险因素。结果多因素Cox比例风险分析显示,工作状态(风险比[HR], 1.434;95% ci, 1.051-1.956;P = 0.023),皮质类固醇使用(HR, 2.679;95% ci, 1.374-5.221;P = 0.004),血清白蛋白水平(HR, 0.434;95% ci, 0.235-0.804;P = 0.008)与全因死亡率显著相关。亚分析显示,运动状态与结核病相关死亡显著相关(HR, 2.048;95% ci, 1.459-2.874;P & lt;0.001),而高龄患者(HR, 1.073;95% ci, 1.008-1.142;P = 0.027),皮质类固醇使用(HR, 4.131;95% ci, 1.783-9.575;P & lt;.001),血清白蛋白水平(HR, 0.435;95% ci, 0.225-0.842;P = 0.014)与结核病无关的死亡显著相关。在老年人结核病治疗中,日常活动、身体能力、免疫状态和营养状况的评估被认为是直接关系到预后的重要因素。未来应进行大规模的前瞻性研究。
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引用次数: 0
Cumulative Personal Radiation Exposure for a Single Pulmonary Proceduralist Over 1 Year 单个肺部手术医师1年以上个人累积辐射暴露
Pub Date : 2025-06-01 Epub Date: 2025-03-05 DOI: 10.1016/j.chpulm.2025.100161
Kim Styrvoky MD , Xinhui Duan PhD
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引用次数: 0
期刊
CHEST pulmonary
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