wikademia>Eme at 15:24, 1 November 2010

2010-11-01T15:24:52Z

← Older revision		Revision as of 15:24, 1 November 2010
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	[[~~File~~:~~Structural MRI animation~~.~~ogv~~\|thumb\|~~Para-sagittal MRI~~ of the ~~head, with aliasing artifacts (nose and forehead appear at the back of the head)~~]]		[[Image:MR Knee.jpg\|thumb\|[[Sagittal]] MR image of the knee]]
	'''Magnetic resonance imaging''' ('''MRI'''), '''nuclear magnetic resonance imaging''' ('''NMRI'''), or '''magnetic resonance tomography''' ('''MRT''') is a [[medical imaging]] technique used in [[radiology]] to visualize detailed internal structures. The good [[contrast (vision)\|contrast]] it provides between the different soft tissues of the body make it especially useful in [[neurology\|brain]], [[human musculoskeletal system\|muscles]], [[cardiovascular\|heart]], and [[oncology\|cancer]] compared with other [[medical imaging]] techniques such as [[computed tomography]] (CT) or [[Medical radiography\|X-ray]]s.		'''Magnetic resonance imaging''' ('''MRI'''), '''nuclear magnetic resonance imaging''' ('''NMRI'''), or '''magnetic resonance tomography''' ('''MRT''') is a [[medical imaging]] technique used in [[radiology]] to visualize detailed internal structures. The good [[contrast (vision)\|contrast]] it provides between the different soft tissues of the body make it especially useful in [[neurology\|brain]], [[human musculoskeletal system\|muscles]], [[cardiovascular\|heart]], and [[oncology\|cancer]] compared with other [[medical imaging]] techniques such as [[computed tomography]] (CT) or [[Medical radiography\|X-ray]]s.

	Unlike CT scans or traditional X-rays MRI uses no [[ionizing radiation]]. Instead it uses a powerful [[magnetism\|magnetic]] field to align the [[Nuclear magnetic moment\|magnetization]] of some [[atom]]s in the body, then uses [[radio frequency]] fields to systematically alter the alignment of this magnetization. This causes the nuclei to produce a rotating magnetic field detectable by the scanner—and this information is recorded to construct an image of the scanned area of the body.		Unlike CT scans or traditional X-rays MRI uses no [[ionizing radiation]]. Instead it uses a powerful [[magnetism\|magnetic]] field to align the [[Nuclear magnetic moment\|magnetization]] of some [[atom]]s in the body, then uses [[radio frequency]] fields to systematically alter the alignment of this magnetization. This causes the nuclei to produce a rotating magnetic field detectable by the scanner—and this information is recorded to construct an image of the scanned area of the body.

wikademia>Eme: from http://en.wikipedia.org/w/index.php?title=Magnetic_resonance_imaging&oldid=393610564

2010-11-01T15:24:32Z

from http://en.wikipedia.org/w/index.php?title=Magnetic_resonance_imaging&oldid=393610564

New page

[[File:Structural MRI animation.ogv|thumb|Para-sagittal MRI of the head, with aliasing artifacts (nose and forehead appear at the back of the head)]]
'''Magnetic resonance imaging''' ('''MRI'''), '''nuclear magnetic resonance imaging''' ('''NMRI'''), or '''magnetic resonance tomography''' ('''MRT''') is a [[medical imaging]] technique used in [[radiology]] to visualize detailed internal structures. The good [[contrast (vision)|contrast]] it provides between the different soft tissues of the body make it especially useful in [[neurology|brain]], [[human musculoskeletal system|muscles]], [[cardiovascular|heart]], and [[oncology|cancer]] compared with other [[medical imaging]] techniques such as [[computed tomography]] (CT) or [[Medical radiography|X-ray]]s.

Unlike CT scans or traditional X-rays MRI uses no [[ionizing radiation]]. Instead it uses a powerful [[magnetism|magnetic]] field to align the [[Nuclear magnetic moment|magnetization]] of some [[atom]]s in the body, then uses [[radio frequency]] fields to systematically alter the alignment of this magnetization. This causes the nuclei to produce a rotating magnetic field detectable by the scanner—and this information is recorded to construct an image of the scanned area of the body.

Magnetic resonance imaging - Revision history

wikademia>Eme at 15:24, 1 November 2010

wikademia>Eme: from http://en.wikipedia.org/w/index.php?title=Magnetic_resonance_imaging&oldid=393610564