COVID-19 vaccine information click here

Sheffield Ataxia Centre (SAC)

The Sheffield Ataxia Centre (SAC) is a national ataxia centre and one of only three Ataxia UK accredited centres in the UK. The SAC offers a specialist service for patients with suspected or confirmed inherited or acquired causes of cerebellar ataxia.

Our aims:
  • Provide specialist expertise in the diagnosis and management of all the ataxias
  • Signposting to the allied specialty services and local multidisciplinary teams
  • Provide research opportunities and offer links and collaboration with other ataxia centres and allied specialties
Meet the team

The SAC was established in 1996 by Professor M Hadjivassiliou and was accredited by Ataxia UK as a Centre of Excellence in 2007. The SAC has expanded since and now consists of two consultant neurologists with specialist expertise in the ataxias and two ataxia clinical nurse specialists.

Our Consultant Neurologists:
Professor Marios Hadjivassiliou
Dr Priya Darshni Shanmugarajah

Our Clinical Nurse Specialists:
Suzanna Duty
Emma Foster

Ataxia Clinics

Specialist ataxia clinics are held at the Royal Hallamshire Hospital, Sheffield on Tuesday mornings, Wednesday mornings and Thursday afternoons. Diagnostic investigations available are dependent on the clinical presentation and may include genetic testing, blood tests, MRI brain including spectroscopy of the cerebellum, neurophysiology assessments, muscle biopsy etc.


The SAC receives referrals from all over the UK and abroad. Referrals are accepted from Consultant Neurologists, Consultants from allied specialties and GP’s.

Useful links

For more information, please refer to the Ataxia UK website (


Additional Information

Rate this page: