Incidence of pulmonary hypertension and determining factors in patients with systemic sclerosis after negative right heart catheterisation

Pneumologie ◽  
2018 ◽  
Vol 72 (S 01) ◽  
pp. S7-S7
Author(s):  
G Coghlan ◽  
M Wolf ◽  
O Distler ◽  
CP Denton ◽  
M Doelberg ◽  
...  
2015 ◽  
Vol 24 (138) ◽  
pp. 642-652 ◽  
Author(s):  
Stephan Rosenkranz ◽  
Ioana R. Preston

Right heart catheterisation (RHC) plays a central role in identifying pulmonary hypertension (PH) disorders, and is required to definitively diagnose pulmonary arterial hypertension (PAH). Despite widespread acceptance, there is a lack of guidance regarding the best practice for performing RHC in clinical practice. In order to ensure the correct evaluation of haemodynamic parameters directly measured or calculated from RHC, attention should be drawn to standardising procedures such as the position of the pressure transducer and catheter balloon inflation volume. Measurement of pulmonary arterial wedge pressure, in particular, is vulnerable to over- or under-wedging, which can give rise to false readings. In turn, errors in RHC measurement and data interpretation can complicate the differentiation of PAH from other PH disorders and lead to misdiagnosis. In addition to diagnosis, the role of RHC in conjunction with noninvasive tests is widening rapidly to encompass monitoring of treatment response and establishing prognosis of patients diagnosed with PAH. However, further standardisation of RHC is warranted to ensure optimal use in routine clinical practice.


2018 ◽  
Vol 52 (3) ◽  
pp. 1800458 ◽  
Author(s):  
Stefan Guth ◽  
Christoph B. Wiedenroth ◽  
Andreas Rieth ◽  
Manuel J. Richter ◽  
Ekkehard Gruenig ◽  
...  

Symptomatic patients with chronic thromboembolic disease (CTED) without pulmonary hypertension often show an excessive increase in mean pulmonary arterial pressure (MPAP) during exercise.We report on the impact of pulmonary endarterectomy (PEA) on pulmonary haemodynamics in a prospective series of 32 consecutive CTED patients who underwent PEA. All patients had a comprehensive diagnostic work-up including right heart catheterisation at baseline and 12 months after PEA. Furthermore, in 12 patients exercise right heart catheterisation was performed before and after PEA.After PEA, MPAP was lower at rest (20±3 versus 17±3 mmHg; p=0.008) and during maximal exercise (39±8 versus 31±6 mmHg; p=0.016). The mean total pulmonary resistance (TPR) decreased from 3.6±0.8 Wood Units (WU) pre-operatively to 2.7±0.7 WU 1 year after PEA (p=0.004) and the mean slope of the MPAP/cardiac output (CO) relationship decreased from 3.6±1.0 to 2.3±0.8 WU (p=0.002). Peak oxygen uptake increased from 1.2±0.4 to 1.5±0.3 L·min−1 (p=0.014) and ventilatory equivalents of carbon dioxide decreased from 39±2 to 30±2 (p=0.002). There was a significant improvement in quality of life assessed by the Cambridge Pulmonary Hypertension Outcome Review questionnaire.In CTED patients, PEA resulted in haemodynamic and clinical improvements. The means of TPR and MPAP/CO slopes decreased to <3.0 WU.


2020 ◽  
Vol 56 (3) ◽  
pp. 1901892 ◽  
Author(s):  
Athiththan Yogeswaran ◽  
Manuel Jonas Richter ◽  
Natascha Sommer ◽  
Hossein Ardeschir Ghofrani ◽  
Werner Seeger ◽  
...  

2011 ◽  
Vol 39 (1) ◽  
pp. 112-118 ◽  
Author(s):  
G. H. H. Fonseca ◽  
R. Souza ◽  
V. M. C. Salemi ◽  
C. V. P. Jardim ◽  
S. F. M. Gualandro

2018 ◽  
Vol 51 (4) ◽  
pp. 1701197 ◽  
Author(s):  
J. Gerry Coghlan ◽  
Matthias Wolf ◽  
Oliver Distler ◽  
Christopher P. Denton ◽  
Martin Doelberg ◽  
...  

The objective of this study was to evaluate the incidence of pulmonary hypertension (PH) and determining factors in patients with systemic sclerosis (SSc) and a diffusing capacity of the lung for carbon monoxide (DLCO) <60% predicted.In this bicentric, prospective cohort study, patients with SSc were clinically assessed at baseline and after 3 years, including right heart catheterisation (RHC). Analysis of determining factors for the development of PH was performed using univariate and multivariate analyses.96 patients with a mean pulmonary arterial pressure (mPAP) <25 mmHg at baseline were followed for 2.95±0.7 years (median 3 years). Of these, 71 had a second RHC; 18 of these 71 patients (25.3%) developed PH, and five (7%) developed SSc-associated pulmonary arterial hypertension. For patients with an mPAP of 21–24 mmHg at baseline, the likelihood of presenting with PH as opposed to normal pressures on follow-up was significantly higher (p=0.026). Pulmonary vascular resistance, tricuspid regurgitation velocity, diffusion capacity and the size of the inferior vena cava at baseline were independent predictors for the development of PH during follow-up.In a selected cohort of SSc patients with a DLCO <60%, pulmonary pressures appeared to rise progressively during follow-up. In this population, it was possible to identify manifest PH in almost 25% of patients using prospective RHC during follow-up. Therefore, regular clinical assessment including RHC might be useful in patients with SSc.


2017 ◽  
Vol 49 (5) ◽  
pp. 1602275 ◽  
Author(s):  
Els Vandecasteele ◽  
Benny Drieghe ◽  
Karin Melsens ◽  
Kristof Thevissen ◽  
Michel De Pauw ◽  
...  

Screening for pulmonary arterial hypertension (PAH) in systemic sclerosis (SSc) improves outcomes. The DETECT screening algorithm is recommended in a high-risk SSc subgroup. This study aims to compare prospectively the positive predictive value of screening using the DETECT algorithm and the 2009 European Society of Cardiology/European Respiratory Society (ESC/ERS) guidelines, and to compare their cost-effectiveness in an unselected, day-to-day SSc population. Post hoc, screening according to the 2015 ESC/ERS guidelines using echocardiographic parameters alone (“2015 echo screening”) or combined with the DETECT algorithm (“2015 combined screening”) in high-risk subjects was analysed.195 consecutive SSc patients included in the Ghent University Hospital SSc cohort were screened using different algorithms.The referral rate for right heart catheterisation was 32% (63 out of 195 patients) (46/4/13/34/40 patients using the DETECT algorithm/2009 guidelines/both/2015 echo screening/2015 combined screening). Right heart catheterisation was performed in 53 patients (84%) (36 (78%)/four (100%)/13 (100%)/28 (82%)/32 (80%) patients recommended by the DETECT algorithm/2009 guidelines/both/2015 echo screening/2015 combined screening). PAH was diagnosed in three patients (incidence 1.5%·year–1, 95% CI 0.5–4.4), in whom all algorithms recommended a right heart catheterisation. The positive predictive value was 6% (95% CI 2–17%; three out of 49 patients) for the DETECT algorithm, 18% (95% CI 6–41%; three out of 17 patients) for the 2009 guidelines, 23% (95% CI 8–50%; three out of 13 patients) for both, 11% (95% CI 4–27%; three out of 28 patients) for the 2015 echo screening and 9% (95% CI 3–24%; three out of 32 patients) for the 2015 combined screening. The cost was EUR224/80/90/112 per patient using the DETECT algorithm/2009 guidelines/2015 echo screening/2015 combined screening.Echocardiography may remain a candidate first step for PAH screening in SSc.


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