Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Call emergency services for vomiting blood, black stools, severe confusion, fainting, breathing difficulty, or inability to stay awake.
Contact the care team promptly for new jaundice, dark urine, persistent vomiting, increasing abdominal or leg swelling, fever, unusual bruising, or a suspected medication reaction.
Fever with a swollen or painful abdomen needs urgent assessment.
Follow-up continues even when symptoms improve.
Blood tests are usually more frequent when treatment begins or changes.
Once the condition is stable, testing may be spaced farther apart based on the clinician’s assessment.
Routine visits may review liver enzyme and IgG levels, medicine side effects, blood counts, bone health, vaccination needs, and signs of cirrhosis.
Imaging or other tests may be needed if cirrhosis is present.
A rising liver enzyme level can signal renewed inflammation before symptoms appear.
These are not routine follow-up concerns.
The article also says
Some carefully selected people may discuss a supervised attempt to stop treatment after a sustained period of complete remission.
Relapse is common, so this decision requires specialist assessment and continued blood testing.
Restarting treatment may be necessary.
Every sign above is quoted from the sofidex article on Autoimmune hepatitis. If you are not sure, err upward — it is always reasonable to be checked.