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229:
shell. These are small enough to pass through the capillaries and are used to increase the contrast in the left ventricle, improving the visualization of its walls. The drop in density on the interface between the gas in the bubble and the surrounding liquid strongly scatters and reflects the
163:
or gadolinium-based contrast agent (GBCA). In the 3+ oxidation state, the metal has seven unpaired electrons. This causes water around the contrast agent to relax quickly, enhancing the quality of the MRI scan.
312:
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431:
1408:
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205:. Therefore, the only ones that reach the left side of the heart pass through an abnormal connection between the two sides of the heart, known as a
1966:
775:
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1162:
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are the most common types of contrast agent. Various sorts of iodinated contrast agents exist, with variations occurring between the
958:
414:
657:
1915:
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173:
1983:
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are favored for their low osmolarity and low toxicity, but have a correspondingly higher cost attached to their use.
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75:
2010:
1971:
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502:
182:
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259: – form of kidney damage in which there has been recent exposure to medical imaging contrast material
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Substance used in medical imaging to enhance the contrast of structures or fluids within the body
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250: – Radiographs used to examine abnormalities of the digestive system excluding the colon
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gives the liquid with these bubbles a high signal, which can be seen in the resulting image.
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The types of contrast agent are classified according to their intended imaging modalities.
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289: – Technique and process of creating visual representations of the interior of a body
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1303:
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891:
863:
815:
810:
542:
497:
493:
280: – Medication derived from poppyseed oil and iodine often used as a contrast agent
271:
78:(MRI), contrast agents shorten (or in some instances increase) the relaxation times of
209:. In addition, pharmaceutically prepared microbubbles are composed of tiny amounts of
2004:
1932:
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1096:
1036:
991:
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131:
63:
1710:
1617:
1607:
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1364:
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277:
210:
1724:
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1552:
1435:
1340:
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690:
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462:
226:
218:
1022:
685:
123:
119:
115:
1322:
1032:
527:
222:
67:
82:
within body tissues in order to alter the contrast in the image.
1026:
202:
1439:
403:
85:
Contrast agents are commonly used to improve the visibility of
282:
Pages displaying short descriptions of redirect targets
252:
Pages displaying short descriptions of redirect targets
432:
261:
Pages displaying wikidata descriptions as a fallback
1914:
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932:
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438:
197:, most of which are too large to pass through the
373:"Bubble dynamics involved in ultrasonic imaging"
193:. These microbubbles are composed of agitated
1451:
415:
8:
430:Major chemical drug groups – based upon the
50:. Contrast agents absorb or alter external
46:of structures or fluids within the body in
1769:
1493:
1484:
1458:
1444:
1436:
422:
408:
400:
268: – Substance to enhance X-ray imaging
332:"Safe use of radiographic contrast media"
305:
134:and absolute iodine content. Non-ionic
1409:Pharmacological classification systems
776:Selective estrogen receptor modulators
377:Expert Review of Molecular Diagnostics
1056:Non-steroidal anti-inflammatory drugs
70:imaging, contrast agents enhance the
7:
74:in a target tissue or structure. In
669:Angiotensin II receptor antagonists
234:back to the probe. This process of
25:
1418:
1398:
1397:
217:strengthened and supported by a
181:are used as contrast agents for
806:Hypothalamic–pituitary hormones
1:
558:Thrombolytics / fibrinolytics
371:Postema M, Schmitz G (2006).
1269:Wakefulness-promoting agents
318:Dorland's Medical Dictionary
257:Contrast-induced nephropathy
174:Contrast-enhanced ultrasound
330:Thomson K, Varma D (2010).
2027:
919:Intravenous immunoglobulin
295: – Branch of medicine
185:examination, specifically
171:
168:Ultrasound contrast agents
157:magnetic resonance imaging
145:
103:
76:magnetic resonance imaging
58:, which is different from
1961:
1393:
274: – Chemical compound
189:, for the detection of a
974:Topoisomerase inhibitors
658:renin–angiotensin system
652:Calcium channel blockers
389:10.1586/14737159.6.3.493
1849:Ferric ammonium citrate
342:: 19–22. Archived from
201:(blood vessels) of the
766:Hormonal contraception
696:Bile acid sequestrants
477:Proton-pump inhibitors
440:gastrointestinal tract
91:gastrointestinal tract
336:Australian Prescriber
42:used to increase the
1375:Radiopharmaceuticals
1163:Antiparkinson agents
358:"MR Contrast Agents"
114:, which is based on
60:radiopharmaceuticals
18:Contrast enhancement
1953:Sulfur hexafluoride
1158:Antimigraine agents
1148:Antidementia agents
1051:Anti-inflammatories
741:Medicated dressings
681:Antihyperlipidemics
508:Diabetes medication
207:right-to-left shunt
142:MRI contrast agents
106:Radiocontrast agent
100:Radiocontrast media
1988:Never to phase III
1011:Immunosuppressants
881:Antimycobacterials
837:Antithyroid agents
821:Mineralocorticoids
625:Cardiac stimulants
615:Cardiac glycosides
607:cardiac therapy /
503:Anti-obesity drugs
266:Iodinated contrast
161:MRI contrast agent
148:MRI contrast agent
1998:
1997:
1910:
1909:
1864:Superparamagnetic
1813:Gadopentetic acid
1759:
1758:
1697:
1696:
1433:
1432:
1336:Ophthalmologicals
1046:Anabolic steroids
949:Anticancer agents
912:Ectoparasiticides
632:Antihypertensives
580:Antifibrinolytics
16:(Redirected from
2018:
1946:Microspheres of
1783:Gadolinium-based
1770:
1689:Calcium iopodate
1528:Ioxitalamic acid
1494:
1485:
1460:
1453:
1446:
1437:
1422:
1401:
1400:
1385:Senotherapeutics
1239:Neuroprotectives
1234:Mood stabilizers
1133:Anti-ADHD agents
1073:Muscle relaxants
1006:Immunostimulants
1001:Immunomodulators
833:Thyroid hormones
771:Fertility agents
674:Renin inhibitors
565:Antihemorrhagics
532:forming organs (
518:Dietary minerals
424:
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368:
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313:"contrast agent"
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215:perfluorocarbons
52:electromagnetism
21:
2026:
2025:
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2011:Contrast agents
2001:
2000:
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1994:
1993:
1978:Clinical trials
1957:
1906:
1890:
1858:
1833:Gadoversetamide
1755:
1739:
1704:Water insoluble
1703:
1693:
1684:Tyropanoic acid
1679:Sodium iopodate
1664:Iobenzamic acid
1654:Ioglycamic acid
1632:
1563:
1557:
1538:Acetrizoic acid
1508:Diatrizoic acid
1498:
1489:
1474:
1464:
1434:
1429:
1425:Medicine portal
1389:
1345:
1317:
1312:
1304:Cough medicines
1299:Bronchodilators
1280:
1273:
1153:Antidepressants
1143:Anticonvulsants
1091:
1082:
1078:Bisphosphonates
1068:Corticosteroids
1030:
1017:
989:
980:
964:Spindle poisons
954:Antimetabolites
937:
928:
850:
841:
816:Glucocorticoids
811:Corticosteroids
792:
785:
752:
745:
702:
620:Antiarrhythmics
593:
586:
543:Antithrombotics
531:
522:
498:Antipropulsives
494:Antidiarrhoeals
471:
442:
434:
428:
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370:
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351:
329:
328:
324:
311:
307:
302:
287:Medical imaging
281:
260:
251:
244:
195:saline solution
187:echocardiograms
176:
170:
150:
144:
108:
102:
66:themselves. In
48:medical imaging
36:contrast medium
28:
23:
22:
15:
12:
11:
5:
2024:
2022:
2014:
2013:
2003:
2002:
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1933:Microparticles
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1908:
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1879:
1874:
1868:
1866:
1860:
1859:
1857:
1856:
1851:
1841:
1840:
1838:Gadoxetic acid
1835:
1830:
1825:
1823:Gadoteric acid
1820:
1815:
1810:
1805:
1800:
1795:
1790:
1788:Gadobenic acid
1778:
1776:
1767:
1761:
1760:
1757:
1756:
1754:
1753:
1751:Barium sulfate
1747:
1745:
1741:
1740:
1738:
1737:
1732:
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1722:
1711:Ethiodized oil
1707:
1705:
1699:
1698:
1695:
1694:
1692:
1691:
1686:
1681:
1676:
1674:Iocetamic acid
1671:
1666:
1661:
1656:
1651:
1646:
1644:Iodoxamic acid
1640:
1638:
1634:
1633:
1631:
1630:
1625:
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1615:
1610:
1605:
1600:
1595:
1590:
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1569:
1567:
1559:
1558:
1556:
1555:
1550:
1545:
1540:
1535:
1530:
1525:
1523:Iotalamic acid
1520:
1515:
1513:Metrizoic acid
1510:
1504:
1502:
1491:
1482:
1476:
1475:
1467:Contrast media
1465:
1463:
1462:
1455:
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1428:
1427:
1416:
1411:
1406:
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1390:
1388:
1387:
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1377:
1372:
1370:Contrast media
1367:
1361:
1359:
1347:
1346:
1344:
1343:
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1332:
1330:
1323:sensory organs
1319:
1318:
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1288:
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1221:
1220:
1215:
1210:
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1185:
1180:
1175:
1170:
1168:Antipsychotics
1165:
1160:
1155:
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1140:
1138:Antiaddictives
1135:
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1125:
1124:
1123:
1118:
1108:
1102:
1100:
1093:nervous system
1084:
1083:
1081:
1080:
1075:
1070:
1065:
1063:Antirheumatics
1060:
1059:
1058:
1048:
1042:
1040:
1019:
1018:
1016:
1015:
1014:
1013:
1008:
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979:
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976:
971:
969:Antineoplastic
966:
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930:
929:
927:
926:
921:
916:
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909:
904:
902:Antiprotozoals
897:Antiparasitics
894:
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877:Antibacterials
873:Antimicrobials
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736:Antipsoriatics
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715:
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703:
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664:ACE inhibitors
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629:
628:
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601:
592:cardiovascular
588:
587:
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582:
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561:
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553:Anticoagulants
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436:
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404:
396:
395:
383:(3): 493–502.
363:
349:
346:on 2011-03-17.
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275:
272:Ipodate sodium
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236:backscattering
172:Main article:
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146:Main article:
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104:Main article:
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98:
32:contrast agent
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
2023:
2012:
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1981:
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1948:phospholipids
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1928:human albumin
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1922:
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1919:
1917:
1913:
1903:
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1899:
1897:
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1886:nanoparticles
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1791:
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1779:
1777:
1775:
1771:
1768:
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1762:
1752:
1749:
1748:
1746:
1744:Non-iodinated
1742:
1736:
1733:
1731:
1728:
1726:
1723:
1720:
1716:
1712:
1709:
1708:
1706:
1700:
1690:
1687:
1685:
1682:
1680:
1677:
1675:
1672:
1670:
1669:Iopanoic acid
1667:
1665:
1662:
1660:
1657:
1655:
1652:
1650:
1649:Iotroxic acid
1647:
1645:
1642:
1641:
1639:
1635:
1629:
1626:
1624:
1621:
1619:
1616:
1614:
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1609:
1606:
1604:
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1599:
1596:
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1591:
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1584:
1583:Ioxaglic acid
1581:
1579:
1576:
1574:
1571:
1570:
1568:
1566:
1562:Nephrotropic,
1560:
1554:
1551:
1549:
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1544:
1543:Iocarmic acid
1541:
1539:
1536:
1534:
1533:Ioglicic acid
1531:
1529:
1526:
1524:
1521:
1519:
1516:
1514:
1511:
1509:
1506:
1505:
1503:
1501:
1497:Nephrotropic,
1495:
1492:
1490:Water soluble
1486:
1483:
1481:
1477:
1472:
1468:
1461:
1456:
1454:
1449:
1447:
1442:
1441:
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1417:
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1331:
1328:
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1320:
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1307:
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1297:
1295:
1294:Decongestants
1292:
1291:
1289:
1286:
1282:
1276:
1270:
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1257:
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1232:
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1213:Dissociatives
1211:
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1206:
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1203:Hallucinogens
1201:
1199:
1196:
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1191:
1189:
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907:Anthelmintics
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748:
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731:Antipruritics
729:
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548:Antiplatelets
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62:, which emit
61:
57:
53:
49:
45:
41:
37:
33:
19:
1942:Perflenapent
1924:Microspheres
1854:Mangafodipir
1844:
1818:Gadopiclenol
1803:Gadofosveset
1781:
1774:Paramagnetic
1730:Propyliodone
1715:Ethyl esters
1637:Hepatotropic
1500:high osmolar
1480:X-ray and CT
1208:Psychedelics
1178:Aphrodisiacs
852:infestations
828:Sex hormones
781:Sex hormones
726:Cicatrizants
656:
642:Vasodilators
609:antianginals
606:
458:stomach acid
457:
380:
376:
366:
352:
344:the original
339:
335:
325:
316:
308:
179:Microbubbles
177:
151:
109:
95:
84:
72:radiodensity
35:
31:
29:
1974:from market
1828:Gadoteridol
1798:Gadodiamide
1735:Iofendylate
1721:, lipiodol)
1719:fatty acids
1717:of iodised
1573:Metrizamide
1565:low osmolar
1341:Otologicals
1313:antagonists
1279:respiratory
1254:Orexigenics
1249:Neurotoxins
1198:Euphoriants
1188:Entactogens
1183:Depressants
1173:Anxiolytics
1111:Anesthetics
887:Antifungals
484:Antiemetics
472:antagonists
248:Barium meal
199:capillaries
183:sonographic
155:is used in
112:radiography
1916:Ultrasound
1902:Perflubron
1882:Iron oxide
1877:Ferristene
1872:Ferumoxsil
1808:Gadolinium
1793:Gadobutrol
1702:Iodinated,
1659:Adipiodone
1623:Iobitridol
1488:Iodinated,
1264:Stimulants
1244:Nootropics
1218:Deliriants
1193:Entheogens
1128:Anorectics
1106:Analgesics
959:Alkylating
892:Antivirals
847:infections
721:Emollients
575:Coagulants
445:metabolism
300:References
232:ultrasound
153:Gadolinium
128:osmolarity
56:ultrasound
1984:Phase III
1972:Withdrawn
1937:galactose
1613:Iodixanol
1593:Iopromide
1588:Iopamidol
1548:Methiodal
1414:ATC codes
1380:Dressings
1365:Antidotes
1229:Sedatives
1225:Hypnotics
934:malignant
791:endocrine
637:Diuretics
570:Platelets
530:and blood
489:Laxatives
293:Radiology
132:viscosity
64:radiation
40:substance
2005:Category
1618:Iomeprol
1608:Iopentol
1603:Ioversol
1598:Iotrolan
1518:Iodamide
1259:Serenics
924:Vaccines
691:Fibrates
513:Vitamins
463:Antacids
278:Lipiodol
242:See also
211:nitrogen
89:and the
44:contrast
1725:Iopydol
1628:Ioxilan
1578:Iohexol
1553:Diodone
1116:General
1023:muscles
992:L03–L04
988:disease
940:L01–L02
936:disease
686:Statins
360:. 2014.
227:polymer
219:protein
38:) is a
1967:WHO-EM
1423:
1402:
1350:other
1281:system
1033:joints
986:immune
793:system
753:system
594:system
159:as an
136:dimers
124:barium
120:iodine
116:X-rays
80:nuclei
1895:Other
1845:Other
1404:Drugs
1121:Local
1088:brain
1027:bones
528:blood
225:, or
223:lipid
203:lungs
68:X-ray
1031:and
708:skin
122:and
110:For
34:(or
1935:of
1926:of
1765:MRI
1713:(=
1471:V08
1352:ATC
1090:and
849:and
385:doi
315:at
213:or
54:or
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1980::
1884:,
1847::
1786::
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864:QI
862:,
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