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Potential of dT1 for improved sensitivity to the enhancing lesion. For postcontrast images (A and B), progression of the enhancing lesion, which is clearly visible at week 16 (B), was not discernable at week 8 (A). With dT1, the enhancing lesion visible earlier at week 8 (yellow arrow) (C) is becoming even more apparent at week 16 (D).
