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COMPLETEDNCT03165032

Right Ventricular Function During Exercise in Highlanders/Lowlanders

The purpose of the current study is to evaluate the right ventricular function during graded cycling on an ergometer by transthoracic echocardiography in Kyrgyz highlanders with high altitude pulmonar...

Lead sponsor: University of Zurich•1 locations•View source on ClinicalTrials.gov

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Sponsors

Lead Sponsor

University of Zurich

Collaborators

National Center of Cardiology and Internal Medicine named after academician M.Mirrakhimov

Age

16 - No limit years

Sex

ALL

Healthy Volunteers

No

Inclusion Criteria

•high altitude pulmonary hypertension confirmed by clinical presentation and mean pulmonary artery pressure \>30 mmHg measured by echocardiography at altitude of residence.
•healthy subjects (high altitude controls)
•Both genders
•Age \>16 y
•Kyrgyz ethnicity
•born, raised and currently living at \>2500 m
•healthy subjects currently living at \<1000 m (low altitude controls)

Exclusion Criteria

•Pulmonary hypertension from other causes, in particular from left ventricular failure as judged clinically and by echocardiography
•Excessive erythrocytosis
•Other coexistent disorders that may interfere with the cardio-respiratory system and sleep
•Regular use of medication that affects control of breathing
•Heavy smoking

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Data from ClinicalTrials.govLast updated on ClinicalTrials.gov: August 16, 2019Terms

Trial snapshot

StatusCOMPLETED

Phase—

Enrollment173

Start dateMay 2017

Last updatedAug 16, 2019

Condition

High Altitude Pulmonary Hypertension

Locations shown

National Center for Cardiology and Internal Medicine

Bishkek

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Data Source & Attribution

This clinical trial information is sourced from ClinicalTrials.gov, a service of the U.S. National Institutes of Health.

ClinicalTrials.gov last update: August 16, 2019Data synced to Clareo: May 25, 2026

Modifications: This data has been reformatted for display purposes. Eligibility criteria have been parsed into inclusion/exclusion sections. Location data has been geocoded to enable distance-based search. For the authoritative and most current information, please visit ClinicalTrials.gov.

Neither the United States Government nor Clareo Health make any warranties regarding the data. Check ClinicalTrials.gov frequently for updates.

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