Handbook of MRI Technique. Catherine Westbrook

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STIR Long TE 60 ms+ Long TE 60 ms+ Long TR 3000 ms+ Long TR 3000 ms+ Short TI 100–175 ms Short TI 210 ms Long ETL/TF 20+ Long ETL/TF 20+ FLAIR FLAIR Long TE 80 ms+ Long TE 80 ms+ Long TR At least 4× TI Long TR At least 4× TI Long TI 1700–2500 ms Long TI 1700–2500 ms Long ETL/TF 20+ Long ETL/TF 20+ Rewound GRE Rewound GRE Long TE 10–15 ms Long TE 10–15 ms Short TR <50 ms Short TR <50 ms Flip angle 30° to 45° Flip angle 30° to 45° Spoiled GRE Spoiled GRE Short TE Minimum Short TE Minimum Short TR <50 ms Short TR <50 ms Flip angle 30° to 45° Flip angle 30° to 45° Balanced GRE Balanced GRE Short TE Minimum Short TE Minimum Short TR Minimum Short TR Minimum Flip angle >35° Flip angle >35° Reverse echo GRE Reverse echo GRE TE (effective) Minimum TE (effective) Minimum Short TR <50 ms Short TR <50 ms Flip angle 30° to 45° Flip angle 30° to 45° 1.5T and 3T Slice thickness 2D Slice thickness 3D Thin <1 mm/1 mm Thin <1 mm/1 mm Medium 2 –4 mm Thick 2–4 mm Thick 5 mm+ FOV Matrix Small <160 mm Coarse <256 × 128 Medium 160–300 mm Medium 256/512 × 256 Large 300 mm+ Fine 512 ×512 Very fine >1024 × 1024

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