We are a charity and rely on donations
Charity Number: 1117194 (England and Wales)
Registered Company: 06000961
Registered address:
Shift.ms, Platform, New Station Street, LS1 4JB, United Kingdom
London office:
Shift.ms, Somerset House, Strand, West Goods Entrance, London WC2R 1LA, United Kingdom
©2026 Shift.ms

I believe it is done with either a spinal tap or blood work or they can see how much of a certain level of something it is in the blood or spinal fluid. I could very well be wrong because my neurologist is an a****** but that is my understanding
It is somewhat subjective. They will definitely use your MRIs and spinal tap results. But it is also evaluating the pattern of your symptoms.