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INTERVENTIONAL RADIOLOGY > DEFINITION OF TERMS > Flashcards

DEFINITION OF TERMS Flashcards

1
Q

vessel carrying lymph toward a lymph vessel

A

afferent lymph vessel

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2
Q

join

A

anastomosis

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3
Q

sac formed by local enlargement of a weakened artery wall

A

aneurysm

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4
Q

severe form of chest pain and constriction near the heart, usually cause by a decrease in the blood supply to cardiac tissue

A

angina pectoris

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5
Q

variation from the normal pattern

A

anomaly

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6
Q

tear in inner lining of the aortic wall that allows the blood to enter and track along the muscular coat

A

aortic dissection

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7
Q

radiographic examination of the aorta

A

aortography

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8
Q

variation from normal heart rhythm

A

arrythmia

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9
Q

producing an arrhythmia

A

arrythmogenic

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10
Q

very small arterial vessel

A

arteriole

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11
Q

indicative of a general pathologic condition characterized by thickening and hardening of arterial walls, leading to general loss of elasticity

A

arteriosclerotic

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12
Q

surgical opening of an artery

A

arteriotomy

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13
Q

abnormal anastomosis or communication between an artery and a vein

A

arteriovenous malformation

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14
Q

large blood vessel carrying blood away from the heart

A

artery

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15
Q

excision of atherosclerotic plaque

A

atherectomy

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16
Q

characteristic of degenerative change in the inner lining of artery caused by deposition of fatty tissue and subsequent thickening of arterial wall that occurs in atherosclerosis

A

atheromatous

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17
Q

condition in which fibrous and fatty deposits on the luminal wall of an artery may cause obstruction of the vessel

A

atherosclerosis

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18
Q

one of the two upper chambers of the heart

A

atrium

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19
Q

place where a structure divides into two branches

A

bifurcation

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20
Q

two x-ray exposure planes 90 degrees from one another, usually frontal and lateral

A

biplane

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21
Q

vascular system comprising arteries, capillaries and veins which convey blood

A

blood vascular system

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22
Q

irregular heart rhythm in conjunction with bradycardia

A

bradyarrythmia

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23
Q

any heart rhythm with an average heart rate of less than 60 heats/min

A

bradycardia

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24
Q

tiny blood vessel through which blood and tissue cells exchange substance

A

capillary

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25
Q

any several structural or functional diseases of heart muscle marked especially by hypertrophy and obstructive damage to the heart

A

cardiomyopathy

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26
Q

technologist specializing in angiographic and interventional procedures

A

cardiovascular/interventional radiologist

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27
Q

imaging of vascular system of the brain

A

cerebral angiography

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28
Q

high speed, 35-mm motion picture film recording of a fluoroscopic image of structures containing radiographic contrast medium

A

cineangiography

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29
Q

same as cineangiography; the production of a motion picture record of successive images on a fluoroscopic screen

A

cinefluorography

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30
Q

cramping of the leg muscles after physical exertion because of chronically inadequate blood supply

A

claudification

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31
Q

any disorder that affects the blood-clotting mechanism

A

coagulopathy

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32
Q

relaxed phase of the atria or ventricles of the heart during which blood enters the chambers; in cardiac cycle at which the heart is not contracting (at rest)

A

diastole

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33
Q

laboured breathing

A

dyspnea

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34
Q

vessel carrying lymph away from a node

A

efferent lymph vessel

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35
Q

foreign material, often thrombus that detaches and moves freely in the blood stream

A

embolus

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36
Q

interior lining of heart chambers

A

endocardium

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37
Q

exterior layer of the heart wall

A

epicardium

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38
Q

escape of fluid from a vessel into the surrounding tissue

A

extravastation

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39
Q

measurement of catheter size 1 French = 0.33mm

A

french size

40
Q

tightly wound metallic wire over which angiographic catheters are placed

A

guide wire

41
Q

collection of extravasated blood in an organ or a tissue space

A

hematoma

42
Q

stopping of blood flow in a hemorrhage

A

hemostasis

43
Q

first major artery of the aortic arch supplying the cerebral circulation

A

innominate or braciocephalic artery

44
Q

re-narrowing of an artery inside a previously placed stent

A

in-stent restenosis

45
Q

therapeutic modality used to modify the course of disease process

A

intervention

46
Q

improving a condition; therapeutic

A

interventional

47
Q

metallic device placed within a coronary artery across a region of stenosis

A

intracoronary stent

48
Q

plastic tubing placed within the vasculature through which other catheters may be passed

A

introducer sheath

49
Q

indicative of a local decrease of blood supply to myocardial tissue associated temporary obstruction of a coronary vessel, typically as a result of thrombus (blood clot)

A

ischemic

50
Q

injury or other damaging change to an organ or tissue

A

lesion

51
Q

body fluid circulated by the lymphatic vessel and filtered by the lymph node

A

lymph

52
Q

radiographic study of lymph nodes

A

lymphadenography

53
Q

radiographic study of the lymph vessels

A

lymphagiography

54
Q

radiographic evaluation of the lymphatic channels and lymph nodes

A

lymphography

55
Q

inner metallic core of a spiral wound guide wire

A

mandrel

56
Q

three membranes that envelop the brain and spinal cord

A

meninges

57
Q

acute ischemic episode resulting in myocardial damage and pain; commonly referred to as a heart attack

A

myocardial infarction

58
Q

muscular heart wall

A

myocardium

59
Q

not completely closed or shut; allowing blood flow

A

nonocclusive

60
Q

obstruction or closure of a vessel, such as coronary vessel, as a result of foreign material, thrombus or spasm

A

occlusion

61
Q

measurement of oxygen saturation in blood

A

oximetry

62
Q

amount of oxygen bound to hemoglobin in blood, expressed as a percentage

A

oxygen saturation

63
Q

state of being open or un-obstructed

A

patency

64
Q

opening between the right atrium and left atrium that normally exists in fetal life to allow for the essential mixing of blood

the opening normally closes shortly after birth

A

patent foramen oval

65
Q

introduced through the skin

A

percutaneous

66
Q

surgical correction of a vessel from within the vessel using catheter technology

A

percutaneous transluminal angioplasty

67
Q

manipulative interventional procedure involving the placement and inflation of a balloon catheter in the lumen of a stenosed coronary artery for the purpose of compressing and fracturing the diseased material allowing subsequent increased distal blood flow to the myocardium

A

percutaneous transluminal coronary angioplasty

68
Q

fibrous sac that surrounds the heart

A

pericardium

69
Q

small piece of material used as a dressing or plug

A

pledget

70
Q

system of vessels carrying blood from the organs of digestion to the liver

A

portal circulation

71
Q

system of vessels carrying blood from the heart to the lungs and back to the heart

A

pulmonary circulation

72
Q

regular expansion and contraction of an artery that is produced by ejection of blood from the heart

A

pulse

73
Q

measurement of oxygen saturation in the blood via an optic sensor placed on an extremity

A

pulse oximetry

74
Q

narrowing or constriction of a vessel, orifice or other type of passageway after interventional correction of primary condition

A

restenosis

75
Q

acquisition of images in rapid succession

A

serial imaging

76
Q

narrowing or constriction of a vessel, orifice or other type of passageway

A

stenosis

77
Q

wire mesh or plastic conduit placed to maintain flow

A

stent

78
Q

system of vessels carrying blood from the heart out to the body (except the lungs) and back to the heart

A

systemic circulation

79
Q

contraction phase of the atria or ventricles of the heart during which blood is ejected from the chambers; point in the cardiac cycle at which the heart is contracting (at work)

A

systole

80
Q

irregular heart rhythm in conjunction with tachycardia

A

tachyarrythmia

81
Q

any heart rhythm having an average rate in excess of 100 beats/min

A

tachycardia

82
Q

area of narrowing within an artery where revascularization procedure is planned

A

target lesion

83
Q

formation of a blood clot

A

thrombogenesis

84
Q

capable of causing the break up of a thrombus

A

thrombolytic

85
Q

formation or existence of a blood clot

A

thrombosis

86
Q

blood clot obstructing a blood vessel or cavity of the heart

A

thrombus

87
Q

ability of the valve to prevent backward flow while not inhibiting forward flow

A

valvular competence

88
Q

irregularly swollen veins

A

varices

89
Q

temporary closure of a blood vessel using drug therapy

A

vasoconstriction

90
Q

vessel that carries blood from the capillaries to the heart

A

vein

91
Q

radiologic study of veins after injection of radiopaque contrast medium

A

venography

92
Q

surgical opening of a vein

A

venotomy

93
Q

one of the two larger pumping chambers of the heart

A

ventricle

94
Q

any of the small blood vessels that collect blood from the capillaries and join to become veins

A

venules

95
Q

radiographic demonstration of blood vessels after the introduction of contrast medium

A

angiography

INTERVENTIONAL RADIOLOGY (3 decks)

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