MRI Casus
CWK
,Inhoudsopgave
Analyse aanvraag........................................................................................................................................... 3
Screening patiënt........................................................................................................................................... 4
Instructies aan de patiënt.............................................................................................................................. 5
Geluid....................................................................................................................................................................5
Kleding..................................................................................................................................................................5
Positionering.........................................................................................................................................................5
Communicatie tijdens het onderzoek...................................................................................................................5
Spoelen en andere materialen....................................................................................................................... 6
Positionering in de spoel.......................................................................................................................................6
Voorbereiding scanprotocol........................................................................................................................... 7
Richtingen en wegingen.......................................................................................................................................7
Scantijd totaal en per serie...................................................................................................................................8
Anatomie van het lichaamsdeel..................................................................................................................... 9
Anatomie en omliggende weefsels.......................................................................................................................9
Onderdelen van de anatomie...............................................................................................................................9
Hoe wordt de anatomie afgebeeld op een MRI-scan.........................................................................................10
Te verwachte pathologische afwijking op basis van de aanvraag.....................................................................10
Positionering van plakken (per serie)........................................................................................................... 12
Richting en angulatie..........................................................................................................................................12
T2w TSE SAG..................................................................................................................................................12
STIR TSE SAG..................................................................................................................................................12
T1 TRA............................................................................................................................................................12
T2w FFE TRA...................................................................................................................................................12
Onder-, boven- en zijgrenzen..............................................................................................................................13
Sagittaal:........................................................................................................................................................13
Transversaal:..................................................................................................................................................13
Range (aantal plakken)......................................................................................................................................13
FOV.....................................................................................................................................................................13
T2w TSE SAG..................................................................................................................................................14
STIR TSE SAG..................................................................................................................................................14
T1 TRA............................................................................................................................................................14
T2w FFE TRA...................................................................................................................................................14
Oversampling......................................................................................................................................................14
T2w TSE SAG..................................................................................................................................................14
STIR TSE SAG..................................................................................................................................................14
T1 TRA............................................................................................................................................................14
T2w FFE TRA...................................................................................................................................................14
Saturatiebanden.................................................................................................................................................14
T2w TSE SAG..................................................................................................................................................15
1
, STIR TSE SAG..................................................................................................................................................15
T1 TRA............................................................................................................................................................15
T2w FFE TRA...................................................................................................................................................15
Plakdikte.............................................................................................................................................................15
Gap.....................................................................................................................................................................15
Techniek per serie........................................................................................................................................ 16
Echotijd (TE)........................................................................................................................................................16
Repetitietijd (TR).................................................................................................................................................16
Fliphoek (FA).......................................................................................................................................................17
Sequentieschema................................................................................................................................................18
Bespreking afbeelding per serie................................................................................................................... 19
Artefacten per serie [2].................................................................................................................................. 21
T2w TSE SAG.......................................................................................................................................................21
STIR TSE SAG.......................................................................................................................................................21
T1 TRA.................................................................................................................................................................21
T2w FFE TRA.......................................................................................................................................................22
Hoe ziet het artefact eruit?.................................................................................................................................22
Bespreking bevindingen van het onderzoek, relateren series aan de vraagstelling........................................23
Wat zou je nog meer willen zien bij deze vraagstelling?................................................................................25
Andere series......................................................................................................................................................25
Andere richting...................................................................................................................................................25
Andere techniek..................................................................................................................................................25
Bronvermelding........................................................................................................................................... 26
2
CWK
,Inhoudsopgave
Analyse aanvraag........................................................................................................................................... 3
Screening patiënt........................................................................................................................................... 4
Instructies aan de patiënt.............................................................................................................................. 5
Geluid....................................................................................................................................................................5
Kleding..................................................................................................................................................................5
Positionering.........................................................................................................................................................5
Communicatie tijdens het onderzoek...................................................................................................................5
Spoelen en andere materialen....................................................................................................................... 6
Positionering in de spoel.......................................................................................................................................6
Voorbereiding scanprotocol........................................................................................................................... 7
Richtingen en wegingen.......................................................................................................................................7
Scantijd totaal en per serie...................................................................................................................................8
Anatomie van het lichaamsdeel..................................................................................................................... 9
Anatomie en omliggende weefsels.......................................................................................................................9
Onderdelen van de anatomie...............................................................................................................................9
Hoe wordt de anatomie afgebeeld op een MRI-scan.........................................................................................10
Te verwachte pathologische afwijking op basis van de aanvraag.....................................................................10
Positionering van plakken (per serie)........................................................................................................... 12
Richting en angulatie..........................................................................................................................................12
T2w TSE SAG..................................................................................................................................................12
STIR TSE SAG..................................................................................................................................................12
T1 TRA............................................................................................................................................................12
T2w FFE TRA...................................................................................................................................................12
Onder-, boven- en zijgrenzen..............................................................................................................................13
Sagittaal:........................................................................................................................................................13
Transversaal:..................................................................................................................................................13
Range (aantal plakken)......................................................................................................................................13
FOV.....................................................................................................................................................................13
T2w TSE SAG..................................................................................................................................................14
STIR TSE SAG..................................................................................................................................................14
T1 TRA............................................................................................................................................................14
T2w FFE TRA...................................................................................................................................................14
Oversampling......................................................................................................................................................14
T2w TSE SAG..................................................................................................................................................14
STIR TSE SAG..................................................................................................................................................14
T1 TRA............................................................................................................................................................14
T2w FFE TRA...................................................................................................................................................14
Saturatiebanden.................................................................................................................................................14
T2w TSE SAG..................................................................................................................................................15
1
, STIR TSE SAG..................................................................................................................................................15
T1 TRA............................................................................................................................................................15
T2w FFE TRA...................................................................................................................................................15
Plakdikte.............................................................................................................................................................15
Gap.....................................................................................................................................................................15
Techniek per serie........................................................................................................................................ 16
Echotijd (TE)........................................................................................................................................................16
Repetitietijd (TR).................................................................................................................................................16
Fliphoek (FA).......................................................................................................................................................17
Sequentieschema................................................................................................................................................18
Bespreking afbeelding per serie................................................................................................................... 19
Artefacten per serie [2].................................................................................................................................. 21
T2w TSE SAG.......................................................................................................................................................21
STIR TSE SAG.......................................................................................................................................................21
T1 TRA.................................................................................................................................................................21
T2w FFE TRA.......................................................................................................................................................22
Hoe ziet het artefact eruit?.................................................................................................................................22
Bespreking bevindingen van het onderzoek, relateren series aan de vraagstelling........................................23
Wat zou je nog meer willen zien bij deze vraagstelling?................................................................................25
Andere series......................................................................................................................................................25
Andere richting...................................................................................................................................................25
Andere techniek..................................................................................................................................................25
Bronvermelding........................................................................................................................................... 26
2
