All health and health-related information contained within this Web application is intended to be used by health care professionals, not for patients.

  • Advice for patients: Please consult your neurologist if you think you might have PML
  • Advice for Neurologists: If you have a patient with suspected PML, please, report to Biogen Idec.

Although we pay every attention to the contents of the information contained in this interactive web application and its updating, we cannot guarantee that the information is at all times fully accurate, complete, actual and without technical imperfections. Therefore, we do not accept any liability for any damages resulting from the use of the information mentioned in this website or the reliance thereupon or of any actions performed on the basis thereof, unless such damages are the consequence of gross negligence or wilful misconduct.

Many parts of this website are subject to intellectual property rights of third parties. The MR images, pictures, texts and other graphic elements of the application for example are protected by copyright. Therefore it is not permitted to copy, disclose and/or modify any part of the website, in whole or in part, without the prior written consent of the makers of this web application.

We cannot be held liable for the contents of the sites of third parties which are linked to the website of www.ms-pml.org, or any page thereof.

This website was developed by VU Medical Center, Amsterdam, with financial support by an educational funding from Biogen Idec International GmbH, and is intended for a limited use of healthcare professionals only. Biogen Idec makes no warranties, representations or gives any undertakings either express or implied about its content.