There is RRMS SPMS PPMS and PRMS the least common is PRMS
Well,i think the answer would be : no symptoms
Symptom is a physical or mental feature that is used as an indicator for the existence of a disease (such as rash, fever, etc)
Those above are simply laboratory facts/data, not symptoms
Answer:
I think that the most important thing is the continuous experience and the attempt to develop and the trend to explore more herbs and try to include them in medical drugs