A CT coronary angiography (CTCA) is a ct test of the heart arteries. It shows narrowing in the heart arteries. Typical effective dose 2 to 12 mSv, similar to about 8 months to 4 years of natural background radiation (about 3 mSv a year).
सामान्य स्वास्थ्य जानकारी — यह निदान नहीं है। आपात स्थिति में 102 पर कॉल करें। हमेशा योग्य स्वास्थ्यकर्मी से सलाह लें।
Narrowing in the heart arteries.
Chest pain evaluation in selected patients.
Remove metal objects. If contrast is used you may need to fast for a few hours; tell staff about allergies, kidney disease, diabetes medicines (metformin) or pregnancy.
Typical effective dose 2 to 12 mSv, similar to about 8 months to 4 years of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.
10 to 20 minutes. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
CT
परिणाम की व्याख्या के लिए डॉक्टर को दिखाएँ — अकेला परीक्षण निदान नहीं करता।
निकटतम सुविधाएँ दिखाने हेतु आपका स्थान एक बार उपयोग होता है। कुछ संग्रहीत नहीं होता।
What does a ct coronary angiogram show?
Narrowing in the heart arteries.
Why is a ct coronary angiogram done?
Chest pain evaluation in selected patients.
How do I prepare for a ct coronary angiogram?
Remove metal objects. If contrast is used you may need to fast for a few hours; tell staff about allergies, kidney disease, diabetes medicines (metformin) or pregnancy.
Does a ct coronary angiogram use radiation?
Typical effective dose 2 to 12 mSv, similar to about 8 months to 4 years of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.
How long does a ct coronary angiogram take?
10 to 20 minutes
CT coronary angiography (CTCA) क्यों किया जाता है?
Chest pain evaluation in selected patients.
CT coronary angiography (CTCA) के लिए कैसे तैयारी करें?
Remove metal objects. If contrast is used you may need to fast for a few hours; tell staff about allergies, kidney disease, diabetes medicines (metformin) or pregnancy.
CT coronary angiography (CTCA) गर्भावस्था में सुरक्षित है?
Typical effective dose 2 to 12 mSv, similar to about 8 months to 4 years of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.
SI text CC BY 4.0; RadiologyInfo.org (ACR/RSNA) and MedlinePlus linked as references only, no text copied.