Cardiologists diagnose, treat, manage, and prevent diseases or conditions of the cardiovascular system. May further subspecialize in interventional procedures (e.g., balloon angioplasty and stent placement), echocardiography, or electrophysiology.

  • Administer emergency cardiac care for life threatening heart problems, such as cardiac arrest and heart attack.
  • Advise patients and community members concerning diet, activity, hygiene, or disease prevention.
  • Answer questions that patients have about their health and well-being.
  • Calculate valve areas from blood flow velocity measurements.
  • Compare measurements of heart wall thickness and chamber sizes to standards to identify abnormalities using the results of an echocardiogram.
  • Conduct electrocardiogram (EKG), phonocardiogram, echocardiogram, or other cardiovascular tests to record patients' cardiac activity, using specialized electronic test equipment, recording devices, or laboratory instruments.
  • Conduct exercise electrocardiogram tests to monitor cardiovascular activity under stress.
  • Conduct research to develop or test medications, treatments, or procedures that prevent or control disease or injury.
  • Conduct tests of the pulmonary system using a spirometer or other respiratory testing equipment.
  • Design and explain treatment plans based on patient information, such as medical history, reports, and examination results.
  • Diagnose cardiovascular conditions using cardiac catheterization.
  • Diagnose medical conditions of patients using records, reports, test results, or examination information.
  • Explain procedures and discuss test results or prescribed treatments with patients.
  • Inject contrast media into patients' blood vessels.
  • Monitor patient progress following cardiac surgery.
  • Monitor patients' conditions and progress and reevaluate treatments as necessary.
  • Observe ultrasound display screen and listen to signals to record vascular information, such as blood pressure, limb volume changes, oxygen saturation, and cerebral circulation.
  • Obtain and record patient information, including patient identification, medical history, and examination results.
  • Operate diagnostic imaging equipment to produce contrast enhanced radiographs of heart and cardiovascular system.
  • Order medical tests, such as echocardiograms, electrocardiograms, and angiograms.
  • Perform minimally invasive surgical procedures, such as implanting pacemakers and defibrillators.
  • Perform vascular procedures, such as balloon angioplasty and stents.
  • Prescribe heart medication to treat or prevent heart problems.
  • Recommend surgeons or surgical procedures.
  • Supervise or train cardiology technologists or students.
  • Talk to other physicians about patients to create a treatment plan.
Work Context

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Work Activities

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Detailed Work Activities
  • Treat medical emergencies.
  • Provide health and wellness advice to patients, program participants, or caregivers.
  • Advise communities or institutions regarding health or safety issues.
  • Provide health and wellness advice to patients, program participants, or caregivers.
  • Calculate numerical data for medical activities.
  • Analyze test data or images to inform diagnosis or treatment.
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You might use software like this on the job:

Medical software
  • MEDITECH software Hot Technology


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