For example, lesions 1,1,1 and 0,1,1 (Figure 1) describe two types of lesions with involvement of the main and side branch ostia. Therefore, these two lesions are anatomically very similar in ...

A contrast MRI can help doctors identify any active lesions. These types of tests can also help them determine if the lesions fit the criteria for diagnosing MS. Share on Pinterest Images of MS ...

In MS, slowly expanding lesions were linked to more myelin loss in brain regions of damage and in normal-appearing brain ...