NASTAVITEV RAVNIN PRI MAGNETNO RESONANČNEM SLIKANJU SRCA.
Introduction: Magnetic resonance imaging of the heart has become a common diagnostic method for evaluating congenital and acquired heart diseases. The main advantages are the high contrast between the tissues, the ability to choose a large field of view, planning the cardiac views in different direc...
| Publicado en: | Bulletin: Newsletter of the Society of Radiographers of Slovenia & the Chamber of Radiographers of Slovenia Vol. 35; pp. 27 - 29 |
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| Autor principal: | |
| Formato: | Journal Article |
| Publicado: |
Slovenian Society of Radiographers
2018 Supplement
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| Acceso en línea: | Ver este registro en EBSCOhost |
| Sumario: | Introduction: Magnetic resonance imaging of the heart has become a common diagnostic method for evaluating congenital and acquired heart diseases. The main advantages are the high contrast between the tissues, the ability to choose a large field of view, planning the cardiac views in different directions and the non-invasiveness of the examination. Purpose: The purpose of the poster is to present the planning of the cardiac views in different direction for magnetic resonance imaging. Patient and methods: Planning the cardiac views for magnetic resonance imaging was acquired at the Centre for Clinical Physiology at the Faculty of Medicine by Philips Achieva 3.0T TX. Sixteen channel coil SENSE XL Torso Coil 16 was utilized for the acquisition. Discussion and conclusion: Magnetic resonance imaging of the heart starts with the capture of images in axial, coronal and sagittal plane. Standard cardiac views are vertical long axis or two chamber view, short axis and horizontal long axis or four chamber view. Vertical long axis is set parallel with heart septum at the height of the chambers on the scout images in axial plane. Short axis is set perpendicular to the line connecting the apex of the heart and the middle of the mitral valve to the image of the vertical long axis of the heart. Horizontal long axis is set parallel to the line connecting the apex of the heart and the middle of the mitral valve to the image of the vertical long axis of the heart and parallel to the line connecting the lower edge of the right ventricle and the centre of the left ventricle to the short axis of the heart. Besides basic cardiac views some additional cardiac views are used to display the heart valves. Left ventricular outflow tract (LVOT) or three chamber view is basic to display the aortic valve. Right ventricular outflow tract (RVOT) is basic to display pulmonary valve. Right two chamber (R2CH) is basic to display tricuspid valve. Left two chamber (L2CH) is basic to display bicuspid or mitral valve. Uvod: Magnetno resonančno slikanje srca je postalo pogost način slikanja za prikaz pridobljenih in prirojenih bolezni srca. Glavna prednost je visoka kontrastnost med tkivi, možnost izbire velikega preglednega polja, prikaz srca v različnih ravninah in neinvazivnost posega. Namen: Namen plakata je prikazati nastavitev različnih ravnin pri magnetno resonančnem slikanju srca. Metode dela: Magnetno resonančno slikanje z namenom prikaza nastavitve ravnin sem izvedla na Centru za klinično fi ziologijo Medicinske fakultete, na magnetno resonančnem tomografu Philips Achieva 3.0T TX, z uporabljeno 16 kanalno tuljavo SENSE XL Torso Coil 16. Razprava in zaključek: Preiskava magnetno resonančnega slikanja srca se začne z zajemom preglednih slik v transverzalni, koronarni in sagitalni ravnini. Osnovne ravnine so vertikalna dolga os ali ravnina dveh votlin srca, kratka os in horizontalna dolga os ali ravnina štirih votlin srca. Vertikalno dolgo os srca nastavimo vzporedno s srčnim pretinom v višini prekatov na pregledni sliki v transverzalni ravnini. Kratko os srca nastavimo pravokotno na linijo, ki povezuje apeks srca in sredino mitralnih zaklopk na sliko vertikalne dolge osi srca. Horizontalno dolgo os srca nastavimo vzporedno z linijo, ki povezuje apeks srca in sredino mitralnih zaklopk na sliko vertikalne dolge osi srca in vzporedno z linijo, ki povezuje spodnji rob desnega ventrikla in sredino levega ventrikla na sliko kratke osi srca. Poleg osnovnih ravnin se uporabljajo dodatne ravnine za prikaz srčnih zaklopk. Slika iztoka iz levega ventrikla ali ravnina treh votlin srca je osnova za prikaz aortne zaklopke. Slika iztoka iz desnega ventrikla je osnova za prikaz pulmonalne zaklopke. Slika desne votline srca je osnova za prikaz trikuspidalne zaklopke. Slika leve votline srca je osnova za prikaz bikuspidalne ali mitralne zaklopke. |
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