Anatomy & physiology
Basic anatomy (Structure of the heart)
Epicardium Pericardium Myocardium Papillary muscle Endocardium Coronary circulation (Blood supply of the heart) Heart valves

Circulatory system (Blood supply of the body)
Cardiac output Heart rate Vascular resistance Blood vessels

Pulmonary circulation (Oxygenation of the blood)
Pulmonary artery Pulmonary vein

Cardiac pacemaker (Electrical system of the heart)
Electrical conduction system of the heart Action potential Ventricular action potential Sinoatrial node Atrioventricular node Bundle of His Purkinje fibers

Basic cardiac physiology
Systole Diastole Heart sounds Preload Afterload Kussmaul's sign

Disorders of the coronary circulation
Atherosclerosis Restenosis Coronary heart disease (Ischaemic heart disease, Coronary artery disease) Acute coronary syndrome Angina Myocardial infarction (Heart attack)

Disorders of the myocardium (muscle of the heart)
Cardiomyopathy Ischemic cardiomyopathy Nonischemic cardiomyopathy Amyloid cardiomyopathy Hypertrophic cardiomyopathy (HCM) Hypertrophic obstructive cardiomyopathy (HOCM) (Idiopathic hypertrophic subaortic stenosis (IHSS)) Apical hypertrophic cardiomyopathy Dilated cardiomyopathy Alcoholic cardiomyopathy Arrhythmogenic right ventricular dysplasia (Arrhythmogenic right ventricular myocardiopathy) Restrictive cardiomyopathy Congestive heart failure Cor pulmonale Cardiac arrest Primary neoplasm of the heart Myxoma

Disorders of the pericardium (outer lining of the heart)
Pericarditis Pericardial tamponade Constrictive pericarditis

Disorders of the heart valves
Aortic valve disorders Aortic insufficiency Aortic stenosis Aortic valve replacement Aortic valve repair Aortic valvuloplasty Mitral valve disorders Mitral valve prolapse Mitral regurgitation Mitral stenosis Mitral valve replacement Mitral valve repair Mitral valvuloplasty Pulmonic valve disorders Tricuspid valve disorders

Disorders of the electrical system of the heart (Cardiac electrophysiology)
Cardiac arrhythmias Supraventricular tachycardia (Fast rhythms that originate above a ventricles) Atrial fibrillation Atrial flutter Atrial tachycardia Sick sinus syndrome (Tachy-Brady syndrome) AV nodal reentrant tachycardia (AVNRT) AV reentrant tachycardia (AVRT) Bigeminy Premature ventricular contraction Ventricular tachycardia Monomorphic ventricular tachycardia Polymorphic ventricular tachycardia Torsades de pointes Ventricular fibrillation Sick sinus syndrome Heart block First degree heart block Second degree heart block Trifascicular heart block Third degree heart block Specific diseases of the electrical patterns of the heart Brugada syndrome Long QT syndrome Short QT syndrome Wolff-Parkinson-White syndrome (WPW syndrome)

Inflammation and infection of the heart
Endocarditis Rheumatic heart disease Myocarditis Pericarditis

Congenital heart disease
Atrial septal defect Ventricular septal defect Patent ductus arteriosus Bicuspid aortic valve Tetralogy of Fallot Transposition of the great vessels (TGV)

Diseases of blood vessels (Vascular diseases)
Vasculitis Atherosclerosis Aneurysm Varicose veins Economy class syndrome Diseases of the aorta Coarctation of the aorta Aortic dissection Diseases of the carotid arteries Carotid artery disease Carotid artery dissection

Procedures done for coronary artery disease
Atherectomy Angioplasty (PTCA) Stenting Coronary artery bypass surgery (CABG) Enhanced external counterpulsation (EECP)

Devices used in cardiology
Gear utilized to maintain normal electrical rhythm Pacemaker Defibrillator Automated external defibrillator Implantable cardioverter-defibrillator Hardware utilized to maintain blood pressure Artificial heart Heart-lung machine Intra-aortic balloon pump Ventricular assist device

Diagnostic tests and procedures
Echocardiogram Cardiac stress test Electrocardiogram (ECG or EKG) Ambulatory Holter monitor Electrophysiologic study Programmed electrical stimulation Sphygmomanometer (Blood pressure cuff) IVUS (IntraVascular UltraSound) Cardiac enzymes

Cardiac pharmaceutical agents
A followings come medications commonly prescribed within cardiology: Antiarrhythmic agents Nature and severity I personally (sodium channel blockers) Nature and severity Ia Quinidine Nature and severity Ib Lidocaine Phenytoin Nature and severity Ic Propafenone Nature and severity II (beta blockers) Metoprolol Nature and severity III (potassium channel blockers) Amiodarone Dofetilide Sotalol Nature and severity IV (slow calcium channel blockers) Diltiazem Verapamil Nature and severity V Adenosine Digoxin ACE inhibitors Captopril Enalapril Perindopril Ramipril Angiotensin II receptor antagonists Candesartan Eprosartan Irbesartan Losartan Telmisartan Valsartan Beta blocker Calcium channel blocker