Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Seek emergency help for:
Contact the treating clinician promptly for new or steadily worsening numbness, weakness, vision changes, balance problems, confusion, speech difficulty, or seizure-like events.
These symptoms may indicate renewed inflammation, a treatment complication, an infection, or another medical problem.
Follow-up is usually coordinated by a neurologist.
Routine visits are used to review recovery, repeat the neurological examination, assess treatment effects, and discuss new symptoms.
Follow-up MRI is often used to see whether a lesion is shrinking, whether inflammation remains active, and whether new lesions have appeared.
The timing depends on the initial findings and clinical course.
Routine follow-up remains important even when symptoms have resolved.
New MRI activity can occasionally appear before it causes noticeable symptoms, and ongoing review can clarify whether the episode remains isolated or is part of a broader demyelinating disease.
The article also says
Rehabilitation needs may change as recovery progresses.
Persistent fatigue, cognitive problems, mood symptoms, and difficulty returning to work or school should be discussed even if strength or walking has improved.
These symptoms can affect daily life and may respond to targeted support.
Every sign above is quoted from the sofidex article on Balo disease. If you are not sure, err upward — it is always reasonable to be checked.