verywellhealth.com/diagnosi...
"MS has numerous symptoms, many of which are vague, difficult to describe, cannot be measured by tests, and come and go. In addition, many MS symptoms are shared by other medical conditions.
Examples of diseases that can mimic MS include:
Infectious diseases like syphilis, Lyme disease, or HIV
Autoimmune diseases like systemic lupus erythematosus, sarcoidosis, or Sjögren's syndrome
Vitamin B12 deficiency
Structural problem in the spine, such as a herniated disc
Genetic disorders like leukodystrophies
Brain or spinal cord tumor"