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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT03074539
Other study ID # CTEPH_SDB
Secondary ID
Status Completed
Phase N/A
First received
Last updated
Start date February 1, 2017
Est. completion date December 31, 2022

Study information

Verified date March 2023
Source Medical University of Vienna
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

There is evidence for a high prevalence of Sleep Disorder Breathing (SDB) in patients with Chronic Thromboembolic Pulmonary Hypertension (CTEPH). Central Sleep Apnea, Cheyne-Stokes Breathing and Obstructive Sleep Apnea appear to occur in CTEPH. However, there is no information on the impact of CTEPH treatment modalities on concomitant SDB. Furthermore, the use of PAP therapy in CTEPH has not yet been investigated. CTEPH is a rare and serious disease and there may be a bidirectional association of SDB and CTEPH. This study plans to investigate the prevalence of SDB in CTEPH and compare it to datasets of large epidemiological studies on SDB. Furthermore, the impact of CTEPH treatment on SDB will be analyzed and CTEPH patients for possible PAP treatment will be defined.


Recruitment information / eligibility

Status Completed
Enrollment 50
Est. completion date December 31, 2022
Est. primary completion date December 31, 2022
Accepts healthy volunteers No
Gender All
Age group 18 Years and older
Eligibility Inclusion Criteria: - Recently diagnosed untreated CTEPH - NYHA I-III Exclusion Criteria: - Age<18 - Pulmonary Hypertension other than CTEPH - Previous diagnosis of SDB - Ongoing PAP treatment - Use of nasal oxygen

Study Design


Related Conditions & MeSH terms


Intervention

Drug:
Riociguat
Patients will be treated with Riociguat according to guidelines (2015 ERS/ESC guidelines for the diagnosis and treatment of pulmonary hypertension) and manufacturers recommendation.
Procedure:
Pulmonary Endarteriectomy
Patients will receive Pulmonary Endarteriectomy if they are suitable for this procedure according to the recommendation of the local CTEPH board. Patients must also consent to this surgical procedure.
Ballon Pulmonary Angioplasty
Patients will receive Ballon Pulmonary Angioplasty if they are suitable for this procedure according to the recommendation of the local CTEPH board (e.g. not suitable for PEA). Patients must also consent to this procedure.The BPA will be accomplished in several interventions.

Locations

Country Name City State
Austria Medical Unviersity Vienna Vienna

Sponsors (1)

Lead Sponsor Collaborator
Medical University of Vienna

Country where clinical trial is conducted

Austria, 

Outcome

Type Measure Description Time frame Safety issue
Primary AHI change under CTEPH treatment Change from baseline AHI (Apnoe-Hypopnoe Index, events/h) after 6 months of CTEPH treatment 6 months
Secondary Number of patients with persisting elevated AHI (= =15/h) after CTEPH treatment Patients with persisting elevated AHI will be assessed for further PAP treatment Time point: 6 months after the individual start of the CTEPH treatment
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