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Definition
| Circumscribed dilation of an artery or a cardiac chamber, in direct communication with the lumen, usually resulting from an acquired or congenital weakness of the wall of the artery or chamber. |
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| severe constricting pain or sensation of pressure in the chest, often radiating from the precordium to a shoulder (usually left) and down the arm, resulting from ischemia of the heart muscle usually caused by coronary disease. |
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| Radiography of vessels after the injection of a radiopaque contrast material; usually requires percutaneous insertion of a radiopaque catheter and positioning under fluoroscopic control |
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Definition
| A swelling or tumor resulting from proliferation, with or without dilation, of the blood vessels (hemangioma) or lymphatics (lymphangioma). |
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Definition
| the largest artery in the body, originating from the left ventricle of the heart and bringing oxygenated blood to all parts of the body in the systemic circulation |
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Definition
| The image or set of images resulting from aortography. |
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Definition
| Loss or abnormality of rhythm; denoting especially an irregularity of the heartbeat. |
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Definition
| Relating to one or more arteries or to the entire system of arteries |
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Definition
| A minute artery with a tunica media comprising only one or two layers of smooth muscle cells; a terminal artery continuous with the capillary network. |
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Definition
| Hardening of the arteries; types generally recognized are: atherosclerosis, Mönckeberg arteriosclerosis, and arteriolosclerosis |
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Term
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Definition
| Inflammation or infection involving an artery or arteries. |
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Definition
| A relatively thick-walled, muscular, pulsating blood vessel conveying blood away from the heart. With the exception of the pulmonary and umbilical arteries, the arteries contain red or oxygenated blood. At the major arteries, the arterial branches are listed separately following the designation branches. |
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Definition
| Relating to both the atria and the ventricles of the heart, especially to the ordinary, orthograde transmission of conduction or blood flow. |
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Definition
| A chamber or cavity to which are connected several chambers or passageways. The upper chamber of each half of the heart. |
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Term
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Definition
| Having two flaps or cusps. The heart valve that is called the bicuspid valve is located between the left atrium and left ventricle. Although the aortic valve in the heart normally is tricuspid (with three cusps), it may sometimes be bicuspid |
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Term
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Definition
| A shunt or auxiliary flow. To create new flow from one structure to another through a diversionary channel. |
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Definition
| a vessel whose wall consists of endothelium and its basement membrane; its diameter, when the capillary is open, is about 8 mcm; with the electron microscope, fenestrated capillaries and continuous capillaries are distinguished. |
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Definition
| Disease of the myocardium. As a disease classification, the term is used in several different senses, but is limited by the World Health Organization to: “Primary disease process of heart muscle in absence of a known underlying etiology” when referring to idiopathic cardiomyopathy. |
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Definition
| Relating to the heart and lungs. |
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Term
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Definition
| Relating to the heart and the blood vessels or the circulation |
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Definition
| Restoration of the heart's rhythm to normal by electrical countershock or by medications (chemical cardioversion). |
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Definition
| Relating to the blood supply to the brain, particularly with reference to pathologic changes. |
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Term
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Definition
| Existing at birth, referring to certain mental or physical traits, anomalies, malformations, diseases, and like findings, which may be either hereditary or due to an influence occurring during gestation up to the moment of birth. |
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Term
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Definition
| Specifically, denoting the coronary blood vessels of the heart and, colloquially, coronary thrombosis |
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Term
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Definition
| ?????????????? flap of a heart valve ????????????????? |
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Definition
| The arrest of fibrillation of the cardiac muscle (atrial or ventricular) with restoration of the normal rhythm, if successful. |
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Definition
| Any agent or measure, an electric shock, that arrests fibrillation of the ventricular muscle and restores the normal beat. The machine designed to administer a defibrillating electric shock. |
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Definition
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Definition
| The record obtained by echocardiography |
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Term
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Definition
| The use of ultrasound in the investigation of the heart and great vessels and diagnosis of cardiovascular lesions. |
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Term
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Definition
| Graphic record of the heart's integrated action currents obtained with the electrocardiograph displayed as voltage changes over time. |
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Term
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Definition
| An instrument for recording the potential of the electrical currents that traverse the heart |
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Definition
| A plug, composed of a detached thrombus or vegetation, mass of bacteria, or other foreign body, occluding a vessel. |
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Definition
| Inflammation of the endocardium |
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Term
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Definition
| Exceedingly rapid contractions or twitching of muscular fibrils, but not of the muscle as a whole. Vermicular twitching, usually slow, of individual muscular fibers; commonly occurs in atria or ventricles of the heart as well as in recently denervated skeletal muscle fibers. |
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Term
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Definition
| A vascular tumor, present at birth or developing during life, in which proliferation of blood vessels leads to a mass that resembles a neoplasm; hemangiomas can occur anywhere in the body but are most frequently noticed in the skin and subcutaneous tissues; most hemangiomas present at birth undergo spontaneouos regression. |
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Term
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Definition
| A varicose condition of the external hemorrhoidal veins causing painful swellings at the anus. |
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Term
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Definition
| Elevated levels of lipids in the blood plasma. |
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Term
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Definition
| High blood pressure; transitory or sustained elevation of systemic arterial blood pressure to a level likely to induce cardiovascular damage or other adverse consequences. Hypertension has been arbitrarily defined as a systolic blood pressure above 140 mmHg or a diastolic blood pressure above 90 mmHg. |
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Term
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Definition
| General increase in bulk of a part or organ, not due to tumor formation. Use of the term may be restricted to denote greater bulk through increase in size, but not in number, of cells or other individual tissue elements. |
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Term
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Definition
| Subnormal arterial blood pressure. Reduced pressure or tension of any kind. |
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Definition
| An area of tissue necrosis caused by impairment of arterial or venous blood supply due to mechanical factors (emboli, thrombi) or to blood pressure alterations. |
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Term
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Definition
| Local loss of blood supply due to mechanical obstruction (mainly arterial narrowing or disruption) of the blood vessel. |
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