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| Name | Class |
|---|---|
| Medical University of Warsaw | OTHER |
| Poznan University of Medical Sciences | OTHER |
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The goal of this observational study is to assess the role of the whole exome sequencing (WES) application in patients with giant coronary artery ectasia (CAE) with a high-risk of genetic background.
The main question it aims to answer are:
Coronary artery aneurysm and ectasia (CAAE) is defined as a dilation of the coronary artery by at least 1.5 times compared to the adjacent segment. The incidence of CAAE is reported in 0.3-5.3% of patients undergoing coronary angiography. Giant CAAE is a rare phenomenon characterized by a dilation of a coronary artery exceeding 2 to 4 centimeters and it was found only in 0.02% of patients undergoing coronary angiography.
The most common etiology of CAAE is atherosclerosis, followed by Kawasaki disease, infectious septic emboli, connective tissue disease and arteritis. Iatrogenic causes are less common.
There are few genetic reports on potential loci associated with CAAE. Meta-analysis of genome wide association studies performed in European and Japanese population of children with Kawasaki disease has identified ITPKC, FCGR2A, CASP3 and FAM167A genomic regions to be associated with susceptibility to develop CAAE. Furthermore, 9p21 variant has been linked with coexistence of coronary artery disease, cerebral artery aneurysms and aortic aneurysms, mainly due to suspected potential adverse vascular remodeling. Nevertheless, the direct association of specific genetic variants with CAAE formation, especially with those giants, has not been proven.
Therefore, the investigators aim to assess the role of the whole exome sequencing (WES) application in patients with giant coronary artery ectasia (CAE) with a high-risk of genetic background.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Proband | Patient with extremely giant coronary artery ectasia (CAE) and positive family history |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Whole exome sequencing | Diagnostic Test | Bioinformatic analysis of raw WES data and variants prioritization were performed as previously described. Reads were aligned to the hg38 reference genome sequence and visualized by Integrative Genomic Viewer. |
| Measure | Description | Time Frame |
|---|---|---|
| The novel pathogenic mutations associated with CAE development | Reads of WES will be aligned to the hg38 reference genome sequence and visualized by Integrative Genomic Viewer. | Until June 11, 2023 |
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Inclusion Criteria:
Exclusion Criteria:
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Patient with extremely giant coronary artery ectasia (CAE) and positive family history.
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Department of Coronary Disease and Heart Failure, John Paul II Hospital in Krakow, Jagiellonian University Medical College | Krakow | 31-202 | Poland |
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| ID | Term |
|---|---|
| D003323 | Coronary Aneurysm |
| ID | Term |
|---|---|
| D003327 | Coronary Disease |
| D017202 | Myocardial Ischemia |
| D006331 | Heart Diseases |
| D002318 | Cardiovascular Diseases |
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| ID | Term |
|---|---|
| D059472 | Exome |
| D005820 | Genetic Testing |
| ID | Term |
|---|---|
| D016678 | Genome |
| D040342 | Genetic Structures |
| D055614 | Genetic Phenomena |
| D019411 | Clinical Laboratory Techniques |
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DNA from proband was obtained from peripheral blood and extracted using standard protocols.
|
| D000783 |
| Aneurysm |
| D014652 | Vascular Diseases |
| D019937 |
| Diagnostic Techniques and Procedures |
| D003933 | Diagnosis |
| D008919 | Investigative Techniques |
| D005821 | Genetic Techniques |
| D033142 | Genetic Services |
| D006296 | Health Services |
| D005159 | Health Care Facilities Workforce and Services |
| D003954 | Diagnostic Services |
| D011314 | Preventive Health Services |