According to NORD, the National Organisation for Rare Disorders, there are five types of Stiff Person Syndrome:

1) Classic SPS

2) Focal SPS

3) Jerking SPS

4) Progressive Encephalomyelitis with Rigidity and Myoclonus (PERM)

5) Paraneoplastic-Related SPS

Click on the links below to take you to various SPS pages from the internet. They are strictly for information only and do not represent advice or recommendations by the UK and Ireland SPS Support Group and Charity. If you have more links you believe would be of interest to the community, please submit for consideration to: admin@smssupportgroup.co.uk For more descriptions of SPS, see our "Links" page.

About SPS and Related Conditions

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NICE is the UK's National Health Service (NHS) National Institute for Health and Care Excellence. This link takes you direct to NICE's website

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This US government site brings together SPS and SPS-related links across the internet. The usagov link (LEFT) goes directly to the site section about SPS and is pre-loaded with a search for anything Stiff Person Syndrome. In the first 30 pages, there are 600 randomly arranged links, not all of which are SPS related/connected. Many, but not all, links are the same listed here on our website. However, refined searches can be carried out to reveal specific information/results.

Healthline's SPS overview (2019)

Stiff Man Syndrome and variants (2012)

Autoimmune SPS and related myelopathies

SPS assessment (2019)

About SPS (2011)

About SPS: slide show (2017)

SPS and related conditions (2002)

About SPS (2013)