Can MS cause more urinary frequency and shaking hands?

Yes, both can be symptoms of MS. I've attached an article below related to MS and bladder issues that you might find helpful as a reference. Shaking hands can also be a symptom of MS as related to tremors. (see attached article)
https://multiplesclerosis.net/symptoms/urinary-incontinence-frequency-retention-bladder-dysfunction/
https://multiplesclerosis.net/symptoms/tremor/
Let me know if you have any questions about either. Donna Steigleder, Moderator