Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Severe breathing difficulty, chest pain, fainting, confusion, neurologic symptoms, or uncontrolled bleeding require emergency care.
Between visits, contact the treatment team promptly for a fever, new signs of infection, worsening shortness of breath, or unusual bleeding.
Follow-up is usually more frequent during diagnosis and active treatment.
It may become less frequent after blood counts stabilize, but long-term hematology care is still important.
Routine follow-up is the right time to discuss fatigue, menstrual bleeding, bruising, medication effects, emotional health, fertility, work or school needs, and infection precautions.
Patients who have received many transfusions may also need monitoring for iron overload.
The article also says
Visits may include a complete blood count, reticulocyte count, medicine review, and tests of kidney or liver function.
Doctors may periodically check for a PNH cell population or signs of abnormal marrow cell growth.
A repeat bone marrow biopsy may be recommended if counts worsen, new cell abnormalities appear, or the treatment response is unclear.
Every sign above is quoted from the sofidex article on Aplastic anemia. If you are not sure, err upward — it is always reasonable to be checked.