T1 vs T2 MRI- See the difference for yourself! - Multiple Sclerosis - MedHelp
I think that the difference here is between the two different techniques, T1 and T2. This is a totally different concept than the stregnth of the MRI, which would be expressed as 1T, 1.5T, 3T etc. T1 and T2 are positive/negative pictures of the same thing...