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| Name | Class |
|---|---|
| University of California, San Francisco | OTHER |
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COPD patients often have a wide range of physical (e.g., dyspnea, fatigue, pain) and psychological (e.g., depression, anxiety) symptoms and various other debilitating conditions that cause considerable suffering for the individual. Unfortunately, many of the symptoms and health problems in patients with COPD are unrecognized and untreated. Due to the irreversible nature of COPD, the aim is not to cure the disease, but to reduce symptoms and improve quality of life.
Therefore, the purpose of this project is to investigate the existence and nature of symptom clusters over time in patients with COPD and their effects on patient outcomes. Since this study aims to identify possible new subgroups of patients with COPD defined by the clustering of certain symptoms, the study also aims to investigate the relationship between the clinical presentation and certain immunologic and genetic factors.
The specific aims of this translational, interdisciplinary, multi-center, international research study will follow 308 COPD patients with repeated measures over 12 months, are to:
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| COPD patients | Not hospitalized COPD patients, degree 2-4. |
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| Measure | Description | Time Frame |
|---|---|---|
| symptom clusters in patients with COPD | 5 times during 12 months |
| Measure | Description | Time Frame |
|---|---|---|
| Evaluate potential candidate genes in relation to symptom clusters and investigate the relationship between hypogammaglobulinemia and symptoms in COPD. | 2 times during 12 months |
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Inclusion Criteria:
Exclusion Criteria:
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308 COPD patients
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Oslo University Hospital | Oslo | Norway |
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| ID | Term |
|---|---|
| D029424 | Pulmonary Disease, Chronic Obstructive |
| D004417 | Dyspnea |
| D010146 | Pain |
| D005221 | Fatigue |
| D001008 | Anxiety Disorders |
| D003863 | Depression |
| D007319 | Sleep Initiation and Maintenance Disorders |
| ID | Term |
|---|---|
| D008173 | Lung Diseases, Obstructive |
| D008171 | Lung Diseases |
| D012140 | Respiratory Tract Diseases |
| D002908 | Chronic Disease |
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One foci is to perform a genome wide association study in patient with COPD to identify novel genetic markers for the patient subgroups who report different experiences with the symptom cluster of pain, fatigue, breathlessness, sleep disturbance, and depression. It is likely that genetic and immunologic factors may be involved in symptom severity and morbidity. Specifically, low levels of circulating immunoglobulins have been observed in a subset of COPD patients. Although hypogammaglobulinemia (HGG) is known to lead to frequent airway infections in other patients groups, the relationship between HGG and clinical symptoms in COPD has not been studied. The resulting knowledge can help clinicians to better identify COPD patients at particular risk for severe single and multiple symptoms.
| D020969 |
| Disease Attributes |
| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |
| D012120 | Respiration Disorders |
| D012818 | Signs and Symptoms, Respiratory |
| D012816 | Signs and Symptoms |
| D009461 | Neurologic Manifestations |
| D001523 | Mental Disorders |
| D001526 | Behavioral Symptoms |
| D001519 | Behavior |
| D020919 | Sleep Disorders, Intrinsic |
| D020920 | Dyssomnias |
| D012893 | Sleep Wake Disorders |
| D009422 | Nervous System Diseases |