Diagnosing Angina (Chest Pain)
Angina is a symptom characterized by tightness, squeezing, pressure, or pain in the chest. Specialists who may be involved in diagnosing angina include cardiologists, primary care doctors, and other healthcare professionals. Here are some of the examinations, screening tests, and procedures that can be done to diagnose angina:
- Physical exam: During a physical exam, the doctor will ask about your symptoms and medical history. They may also listen to your heart, measure your heart rate, and take your blood pressure.
- Electrocardiogram (ECG): An ECG records the electrical activity of the heart. It can help show whether there is reduced blood flow to the heart.
- Blood tests: Blood tests can help determine if there is an increase in an enzyme called troponin. The release of this enzyme indicates damage to the heart. Cholesterol and lipid levels may also be measured.
- Cardiac stress tests: These tests evaluate how well your heart functions during exercise. They may include walking on a treadmill, a stress echocardiogram, or a stress nuclear test.
- Cardiac catheterization: During this procedure, a tube called a catheter is passed through the heart blood vessels. It allows the doctor to examine the heart muscles and check for any blockage or narrowing of the blood vessels.
To determine the type, severity, or stage of angina and identify factors or indicators of these, additional examinations, tests, or procedures may be done:
- Computed tomography (CT) scans: CT scans provide images of the heart and can help evaluate its structure and function.
- Exercise tolerance tests: These tests are performed on a treadmill to assess how well your heart handles physical exertion.
- Coronary angiography: This procedure allows doctors to visualize how well blood flows through the coronary arteries (blood vessels of the heart).
- C-reactive protein (CRP) test: Higher levels of CRP in the blood may indicate a higher risk of being diagnosed with heart disease.
- Echocardiogram: An echocardiogram uses sound waves to create images of the heart's structure and function.
These examinations, screening tests, and procedures help healthcare professionals diagnose angina by evaluating symptoms, assessing risk factors, detecting damage to the heart muscle, and measuring blood flow to the heart. Specialists like cardiologists play a crucial role in interpreting these diagnostic tests and guiding treatment decisions based on their findings.
Remember that it's important to consult with your doctor about any symptoms you may be experiencing or concerns you have about angina or any other health condition.