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The purpose of this study is to evaluate and compare the changes by two modalities: Imaging by Strain by Speckle Tracking and Magnetic Resonance versus soluble markers of cardiac dysfunction as early predictors of cardio-toxicity in cancer patients receiving low or high doses of radiotherapy.
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| Measure | Description | Time Frame |
|---|---|---|
| Global Longitudinal Strain (Left Ventricle) | >5 Absolute drop or 12% Relative reduction from baseline | Baseline, 1 and 12 weeks after Treatment |
| Measure | Description | Time Frame |
|---|---|---|
| Cardiac Magnetic Resonance Cinema Imaging | Cinema imaging: Long axis balance, Balance 4 cameras, Short shaft full balance, Right ventricular balance | Baseline, 1 and 12 weeks after treatment |
| Cardiac Magnetic Resonance Anatomical Image |
| Measure | Description | Time Frame |
|---|---|---|
| High-sensitivity Cardiac Troponin-T | Troponin rises >99%th percentile of the upper reference limit | Baseline, 1 and 12 weeks after treatment |
| N-Terminal pro-Brain Natriuretic Peptide | N-Terminal pro-Brain Natriuretic Peptide, rises >99%th percentile of the upper reference limit |
Inclusion Criteria:
Exclusion Criteria:
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Patients with cancer of the thoracic area (lung, breast, esophagus or other thoracic locations) that will receive curative radiotherapy to the thoracic region at Pontificia Universidad Católica de Chile.
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| Name | Affiliation | Role |
|---|---|---|
| Tomas Merino Lara | Pontificia Universidad Catolica de Chile | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Pontificia Universidad Catolica de Chile | Santiago | Santiago Metropolitan | Chile |
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| ID | Term |
|---|---|
| D066126 | Cardiotoxicity |
| D009369 | Neoplasms |
| D008175 | Lung Neoplasms |
| D001943 | Breast Neoplasms |
| D004938 | Esophageal Neoplasms |
| ID | Term |
|---|---|
| D006331 | Heart Diseases |
| D002318 | Cardiovascular Diseases |
| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |
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Inversion recovery single shot balance 3D short axis covering the entire heart and aorta with free respiratory trigger
| Baseline, 1 and 12 weeks after treatment |
| Cardiac Magnetic Resonance Flow Image | 2D outflow tract of the aorta 2D pulmonary artery outflow tract | Baseline, 1 and 12 weeks after treatment |
| Cardiac Magnetic Resonance Quantitative Image | T1 map short axis apical section T1 map short axis medial section T1 map short axis basal section T2 map short axis apical section T2 map short axis medial section T2 map short axis basal section | Baseline, 1 and 12 weeks after treatment |
| Baseline, 1 and 12 weeks after treatment |
| Circulating Endothelial Cells | Number of Circulating Endothelial Cells | Baseline, 1 and 12 weeks after treatment |
| D064420 | Drug-Related Side Effects and Adverse Reactions |
| D064419 | Chemically-Induced Disorders |
| D011832 | Radiation Injuries |
| D014947 | Wounds and Injuries |
| D012142 | Respiratory Tract Neoplasms |
| D013899 | Thoracic Neoplasms |
| D009371 | Neoplasms by Site |
| D008171 | Lung Diseases |
| D012140 | Respiratory Tract Diseases |
| D001941 | Breast Diseases |
| D012871 | Skin Diseases |
| D017437 | Skin and Connective Tissue Diseases |
| D005770 | Gastrointestinal Neoplasms |
| D004067 | Digestive System Neoplasms |
| D006258 | Head and Neck Neoplasms |
| D004066 | Digestive System Diseases |
| D004935 | Esophageal Diseases |
| D005767 | Gastrointestinal Diseases |