Objective: Measurement of blood-brain permeability dysfunction in active and chronic MS lesions with T1-weighted dynamic contrast-enhanced MRI to show variation in inflammatory activity Background: blood-brain-barrier perfusion characterization impaired in MS as some studies have shown recently buta comparison between perfusion parameters in contrast-enhanced and non-enhanced lesions not have ...

Orf is a disease caused by parapoxviruses. Infection is transmitted to human from animals like sheep and goats, Herein, we report a 47- year- old man with fourteen lesions on different parts of his right hand, while usually the lesion is single and up to a maximum of ten lesions have been reported previously.

tuberculoma is one of the causes of the space occupying lesions in brain. its manifestations can mimic many diseases such as tumor, vasculitis, and multiple sclerosis.a patient with brain tuberculoma secondary to epidymitis is reported. his symptoms and signs were verysimilar to the patients with multiple sclerosis. the physicians must keep in mind this disease in the differentialdiagnosis with...