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Title:Magnetic resonance of the thoracic aortic disease
Authors:ID Berden, Pavel (Author)
Files:.pdf PDF - Presentation file, download (593,75 KB)
MD5: 8658C22DB60E026DF4A6CB0F5F6D46CC
 
Language:English
Typology:1.02 - Review Article
Organization:Logo OI - Institute of Oncology
Abstract:Conventional ECG gated spin-echo (SE) magnetic resonance imaging (MR) and magnetic resonance angiography (MRA) are excellent methods for diagnosing thoracic aortic disease. SE image provides a good spatial resolution for defining aortic anatomy and relationships to adjacent tissues. MRA shows flow but temporal resolution is inferior to conventional MR images. Contrast-enhanced 3D (three-dimensional) MRA is very accurate for defining thoracic aortic anatomy and is particularly good for defining branch vessel abnormality. The sensitivity and specificity for diagnosing aortic dissection are the highest in comparison to other modalities (echocardiography, CT angiography) and range from 95% to 100% and 94% to 100%, respectively. MR can define clearly the full diameter of aortic aneurysm and also shows the amount of thrombi within it and its craniocaudal extent. A combination of SE and cineMRA is usually necessary. The same sequence with contrast enhancement provides all the required information on the congenital abnormalities of the aorta. MR is very reliable in congenital aortic abnormalities, aortic aneurysmand aortic dissection in hemodynamically stable patients. It should beused for all chronic thoracic aortic disease and postsurgical follow-up. Unstable patients that need intensive hemodynamic monitoring are unsuitable for MR.
Publication status:Published
Publication version:Version of Record
Publication date:01.01.2000
Publisher:Slovenian Medical Association - Slovenian Association of Radiology, Nuclear Medicine Society, Slovenian Society far Radiotherapy and Oncology, and Slovenian Cancer Society
Year of publishing:2000
Number of pages:str. 159-164
Numbering:Letn. 34, št. 2
Source:Ljubljana
PID:20.500.12556/DiRROS-17954 New window
UDC:616.1
ISSN on article:1318-2099
COBISS.SI-ID:11711449 New window
Copyright:by Authors
Note:BSDOCID53027;
Publication date in DiRROS:24.01.2024
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Downloads:119
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Record is a part of a journal

Title:Radiology and oncology
Shortened title:Radiol. oncol.
Publisher:Slovenian Medical Society - Section of Radiology, Croatian Medical Association - Croatian Society of Radiology
ISSN:1318-2099
COBISS.SI-ID:32649472 New window

Secondary language

Language:Slovenian
Title:[Magnetna resonanca pri obolenjih torakalne aorte]
Abstract:Običajna, z EKG vodena spin-echo (SE) magnetna resonanca (MR) in magnetno resonančna angiografija (MRA) sta odlični slikovni metodi v diagnostiki obolenj torakalne aorte. SE nudi dobro prostorsko ločljivost, ki omogoča prikaz anatomije aorte in odnos do okolnih tkiv. MRA pokaže pretok, vendar je ločljivost slabša od običajne MR. 3D (tri dimenzionalna) MRA s kontrastnim sredstvom je zelo zanesljiva pri prikazu aortne anatomije, predvsem pa pri ugotavljanju nepravilnosti njenih vej. Občutljivost in specifičnost ugotavljanja aortne disekcije se gibljeta od 95% do 100% oziroma 94% do 100% in sta največji v primerjavi z drugimi slikovnimi tehnikami (ultrazvok, CT angiografija-CTA). MR jasno pokaže celoten premer aortne anevrizme, velikost tromba v njej in njeno širitev v trebušno votlino. Običajno je potrebna kombinacija SE in kino MRA. Enake sekvence s kontrastnim sredstvom nudijo tudivse potrebne podatke pri prirojenih nepravilnostih aorte. MR je zelo zanesljiva pri prirojenih nepravilnostih aorte, aortnih anevrizmah in disekcijah pri hemodinamsko stabilnih bolnikih. Uporabiti jo velja pri vseh kroničnih aortnih disekcijah in pooperativnem sledenju bolnika. Nestabilni bolniki, ki potrebujejo intenziven monitoring za MR niso primerni.


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