4972Upfront triple combination therapy with ambrisentan, tadalafil and subcutaneous treprostinil in incident patients with severe pulmonary arterial hypertension

2019 ◽  
Vol 40 (Supplement_1) ◽  
Author(s):  
M D'Alto ◽  
E Romeo ◽  
P Argiento ◽  
R Badagliacca ◽  
S Papa ◽  
...  

Abstract Aim Current treatments strategies for high-risk patients with pulmonary arterial hypertension (PAH) are based on the use of parenteral prostanoids. The evidence to support triple upfront combination therapy remains largely based on expert consensus or small studies. Aim of this study was to evaluate the efficacy and safety of an upfront triple combination therapy with ambrisentan, tadalafil and subcutaneous (sc) treprostinil in patients with severe PAH. Methods This is a multi-center retrospective analysis of patients with newly diagnosed severe PAH treated with upfront triple combination therapy with ambrisentan, tadalafil and sc treprostinil between 2014 and 2018. Clinical evaluations, WHO functional class (FC), 6-min walk distance, biomarkers and right heart catheterization were collected from the patients' medical records at baseline and during the follow-up. Results Overall, 20 patients (mean age 44±15 years, 15 female) were included. Over a median follow-up of 12 months, all patients were still alive on triple combination therapy. At baseline 11 patients were in WHO-FC 3 and 9 patients in WHO-FC 4. At follow-up, WHO-FC (2.0±0.5 vs 3.5±0.5, p<0.001, improved in all: 2, 16, and 2 patients in FC 1, 2 and 3, respectively), exercise capacity (431±67 vs 152±130 m, p<0.001), NT-proBNP (423±260 vs 3492±1864 pg/ml; p<0.001), and haemodynamics (right atrial pressure 5±2 vs 13±3 mmHg, p<0.001; mean pulmonary artery pressure 42±5 vs 60±9 mmHg, p<0.001; cardiac index 3.5±0.8 vs 1.8±0.3 l/min/m2, p<0.001; pulmonary vascular resistance 5.5±1.3 vs 16.4±4.4 Wood units, p<0.001; pulmonary arterial compliance 2.5±0.9 vs 0.8±0.3 ml/mmHg, p<0.001) significantly improved compared with baseline. No patient discontinued the therapy due to serious adverse events. Conclusions Triple upfront combination therapy with ambrisentan, tadalafil and sc treprostinil is safe and offers clinical and heamodynamics benefits in incident patients with severe PAH.

2020 ◽  
pp. 2001120
Author(s):  
Meindina G. Haarman ◽  
Marilyne Lévy ◽  
Marcus T.R. Roofthooft ◽  
Johannes M. Douwes ◽  
Theresia R. Vissia-Kazemier ◽  
...  

IntroductionTreatment strategies in paediatric pulmonary arterial hypertension (PAH) have evolved over the last years, but survival is still poor. Recently, in adults with severe PAH, upfront triple combination therapy (uTCT) from diagnosis has been reported to show significant clinical improvement and excellent long-term outcome. This retrospective, observational study aimed to assess the efficacy of uTCT in paediatric PAH.MethodsChildren diagnosed with PAH between 2010 and 2019 and started with uTCT were included. World Health Organization Functional Class (WHO-FC), haemodynamics, echocardiography, six-minute walking distance, and serum level of N-terminal-Pro-Brain-Natriuretic-Peptide were assessed at baseline, after three and 6 months and at last available follow-up. Events were defined as death, lung transplantation or Potts shunt.ResultsTwenty-one children (median age 4.8 years (2.5–12.8), 57% females) were included. All children except one were in WHO-FC III or IV (28% and 67%, respectively). After 3 months, one child had died and one child had received a Potts shunt. The remaining 19 children showed clinical and echocardiographic improvement, which persisted at 6 months. Children with idiopathic and heritable PAH showed one-, two-, and three-year transplant-free survival estimates of 100%, 94%, and 87%, albeit 47% of them receiving a Potts shunt during follow-up.ConclusionsChildren with severe PAH, but not pulmonary veno-occlusive disease, improved significantly with uTCT and showed beneficial up to 3-year survival rates, albeit 47% of them receiving a Potts shunt during follow-up. The role of a Potts shunt in conjunction to uTCT in paediatric PAH needs to be further established.


Kardiologiia ◽  
2021 ◽  
Vol 61 (10) ◽  
pp. 104-107
Author(s):  
A. A. Proshkina ◽  
N. A. Tsareva ◽  
G. V. Nekludova ◽  
S. N. Avdeev

The article presents a clinical case of successful triple combination therapy in a female patient with functional class III idiopathic pulmonary arterial hypertension. Supplementing the previous macitentan and riociguat treatment with selexipag reduced the severity of clinical manifestations of pulmonary hypertension. Also, the treatment efficacy was demonstrated by improvement of laboratory and instrumental indexes. Time-related changes were evaluated at 3 months after initiation of the selexipag treatment.


2020 ◽  
Vol 9 (1) ◽  
pp. 173 ◽  
Author(s):  
Grzegorz Kopeć ◽  
Marcin Kurzyna ◽  
Ewa Mroczek ◽  
Łukasz Chrzanowski ◽  
Tatiana Mularek-Kubzdela ◽  
...  

Current knowledge of pulmonary arterial hypertension (PAH) epidemiology is based mainly on data from Western populations, and therefore we aimed to characterize a large group of Caucasian PAH adults of Central-Eastern European origin. We analyzed data of incident and prevalent PAH adults enrolled in a prospective national registry involving all Polish PAH centers. The estimated prevalence and annual incidence of PAH were 30.8/mln adults and 5.2/mln adults, respectively and they were the highest in females ≥65 years old. The most frequent type of PAH was idiopathic (n = 444; 46%) followed by PAH associated with congenital heart diseases (CHD-PAH, n = 356; 36.7%), and PAH associated with connective tissue disease (CTD-PAH, n = 132; 13.6%). At enrollment, most incident cases (71.9%) were at intermediate mortality risk and the prevalent cases had most of their risk factors in the intermediate or high risk range. The use of triple combination therapy was rare (4.7%). A high prevalence of PAH among older population confirms the changing demographics of PAH found in the Western countries. In contrast, we found: a female predominance across all age groups, a high proportion of patients with CHD-PAH as compared to patients with CTD-PAH and a low use of triple combination therapy.


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