Tumefactive MS is a rare type that causes a tumor-like growth in the brain. Symptoms are similar to what happens with brain tumors. Over time, it usually turns into relapsing-remitting MS.

Tumefactive MS accounts for an estimated 1-3 of 1,000 cases of MS, and has an annual incidence of 0.3 per 100,000. The syndrome can develop at any age, but occurs most commonly in those ages 20-40 ...

Tumefactive MS accounts for an estimated 1-3 of 1,000 cases of MS, and has an annual incidence of 0.3 per 100,000. The syndrome can develop at any age, but occurs most commonly in those ages 20-40 ...