Multiple Sclerosis - Man's brain nerves

Clinically Isolated Syndrome (CIS)

Clinically isolated syndrome (CIS) is a neurological episode that produces the same symptoms and diagnostic test results as multiple sclerosis (MS). Learn about its prevalence, diagnosis, and more.

Doctor showing patient his brainscan

Clinically Isolated MS: Symptoms, Diagnosis, Treatment

Medically reviewed by Claudia Chaves, MD

intravenous administration by nurse

Intravenous Immunoglobulin (IVIG) for MS Treatment

Medically reviewed by Sarah Rahal, MD

Close-Up Of Hand Holding Cigarette

The Connection Between Smoking and Multiple Sclerosis

Medically reviewed by Nicholas R. Metrus, MD

Female doctor using stethoscope to listen to senior male patients breathing during exam

Is Benign Multiple Sclerosis Real?

Medically reviewed by Claudia Chaves, MD

Mature woman with head in hands and eyes closed, close-up

How Migraine and Multiple Sclerosis May Be Connected

Medically reviewed by Claudia Chaves, MD