Improved assessment of cartilage repair tissue using fluid-suppressed (23)Na inversion recovery MRI at 7 Tesla: preliminary results.

OBJECTIVES: To evaluate cartilage repair and native tissue using a three-dimensional (3D), radial, ultra-short echo time (UTE) (23)Na MR sequence without and with an inversion recovery (IR) preparation pulse for fluid suppression at 7 Tesla (T). Chang G, Madelin G, Sherman OH, Strauss EJ, Xia D, Recht MP, Jerschow A, Regatte RR. Eur Radiol. 2012 Feb 18. [Epub ahead of print] PMID: 22350437