A Cohort of Patients With Chronic Pulmonary Disease

A Long-term, Prospective, Observational Cohort of Patients With Chronic Pulmonary Disease

This is a longitudinal study of following chronic pulmonary disease patients to observe and predict the clinical outcomes of these patients.

In patients with chronic pulmonary disease, impaired pulmonary function and limited exercise capacity, is a complex clinical syndrome with a wide range of underlying causes, which may result in worse quality of life and high economic burden. This is a longitudinal study of following chronic pulmonary disease patients, recording the clinical, pathophysiology, and psychological parameters, to observe and predict the clinical outcomes of these patients.

Inclusion Criteria:

1. Age 18-80, males and females
2. Patients are diagnosed as the obstructive pulmonary disease according to the clinical practice.
3. Willing to participate in the study.
4. Being able to provide informed consent.

Exclusion Criteria:

1. Subjects with severe heart failure, severe arrhythmias, unstable angina, and malignant comorbidities.
2. Subjects with significantly impaired cognitive function and are unable to fulfill the study requirement (unable to provide informed consent)
3. Subjects who participated in another trial within 30 days prior to the planned start of the study
4. Subjects with cancer or have had cancer in the 5 years prior to study entry.