Related by context. Frequent words. (Click for all words.) 38 EKG 38 electrocardiogram 38 diagnostic 37 cardiac 33 arrhythmia 32 ECG 32 cardiovascular 32 ultrasound 31 coronary artery disease 31 irregular heartbeats 31 echocardiogram 31 defibrillator 31 anticoagulation 30 coronary disease 30 MRI 30 acute coronary syndrome 30 ultrasounds 30 echocardiography 29 PET scan 29 abnormalities 29 MRIs 29 endoscopy 29 cath lab 29 pulmonary function 28 cardiologist 28 irregular heartbeat 28 pacemaker 28 MRI scans 28 revascularization 28 catheterization 28 sleep apnea 28 defibrillators 28 computed tomography 28 cardiac catheterization 28 defibrillation 27 diagnoses 27 Ultrasound 27 MRI scan 27 brain scans 27 CAT scans 27 CAT scan 27 angiography 26 invasive procedure 26 apnea 26 infarction 26 systolic 26 stethoscope 25 blood glucose 25 scan 25 MRI scanner 25 biopsy 25 angiogram 25 cardiopulmonary resuscitation 25 scans 25 Pap smear 25 Defibrillators 24 PET scans 24 cardiologists 24 blood sugar 24 sonogram 24 abnormality 23 arrhythmias 23 appendicitis 23 CT scan 23 mammogram 23 blocked arteries 23 cardiac arrest 22 X ray 22 biopsies 22 CT scans 22 X rays 22 beta blockers 22 chest X rays 22 x rays 22 physicals 22 sudden cardiac arrest 21 automated external defibrillator 21 abnormal 21 colonoscopy 21 sonography 20 asymptomatic 20 sudden cardiac death 20 chest pains 20 angioplasty 20 glucose 20 respiration 19 heart 19 vitals 19 heart murmur 19 checkup 19 chest X ray 18 blood 17 chest compressions 17 heartbeat 17 CPR 16 polygraph 15 pedometers 15 heartbeats 14 Doppler 14 palpitations 9 pulse