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 care for:
Contact the treating clinician promptly for increasing abdominal or leg swelling, worsening jaundice, new confusion, reduced urine output, persistent vomiting, fever, or a rapid change in weight.
These symptoms may require earlier testing or adjustment of treatment.
Cirrhosis requires ongoing follow-up even when symptoms are absent.
Routine visits may include blood tests, assessment of nutrition and muscle strength, medicine review, and monitoring for fluid buildup, confusion, bleeding, or infection.
Follow-up frequency depends on liver function, the cause of cirrhosis, previous complications, and current treatment.
The article also says
The care plan may also include liver cancer surveillance and evaluation for portal hypertension or varices.
Keeping an updated medicine list and sharing it with every healthcare professional can reduce medication-related harm.
It may also help to involve a trusted family member or caregiver, particularly if confusion has occurred before.
Every sign above is quoted from the sofidex article on Cirrhosis. If you are not sure, err upward — it is always reasonable to be checked.