Welcome to ACTRIMS

Founded in 1995, Americas Committee for Treatment and Research in Multiple Sclerosis (ACTRIMS®) is a community of leaders from the United States and Canada who are dedicated to the treatment and research in MS and other demyelinating diseases. ACTRIMS focuses on knowledge dissemination, education and collaboration among disciplines. Learn more About Us

Join the ACTRIMS Community

Creating an ACTRIMS account gives you exclusive access to our Online Library, our educational events, and simplifies the event registration process. Our educational resources include the ACTRIMS Forum, didactic webinars, and opportunities to network and collaborate with experts in the field of MS. 

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MS Differential Diagnosis Update

An international consortium led by ACTRIMS has published an updated comprehensive guide to differentiate multiple sclerosis (MS) from potential mimics. Along with this guide, the consortium has produced guidelines for diagnostic considerations in age, different geographic locations, and among underrepresented populations.

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