Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
1
Is any of this happening now?
Call 911
Seek emergency care for:
Sudden loss or major worsening of vision
A first seizure or a seizure lasting several minutes
Repeated vomiting with a severe or rapidly worsening headache
New confusion, extreme sleepiness, fainting, or reduced consciousness
Sudden weakness, trouble speaking, or loss of coordination
Signs of an adrenal crisis, such as severe weakness, vomiting, fainting, or confusion in someone with cortisol deficiency
Follow any emergency instructions already provided by your endocrine or neurology team.
Other emergency signs, for anyone
Someone who is struggling to breathe, gasping, choking, or cannot get words out
Someone who has chest pain, tightness or pressure lasting more than a few minutes
Someone who has sudden weakness or drooping on one side of the face or body, slurred speech, or sudden confusion
Someone who is unconscious, or cannot be woken
Someone who is bleeding heavily and it will not stop with firm pressure
Someone who has had a seizure that will not stop, or does not wake up afterwards
Someone who has lips or skin that look pale, blue, grey or blotchy
Someone who you believe has taken an overdose or swallowed something poisonous
2
Is any of this happening?
Be seen today
Contact your specialist team promptly if known symptoms are worsening, seizures are becoming more frequent, hormone medicines cannot be kept down, or you develop much greater thirst and urination than usual.
3
Does any of this apply?
Book an appointment
Arrange a routine medical appointment if you develop persistent headaches, unexplained changes in weight or thirst, menstrual or sexual changes, altered growth or puberty, new sleep problems, or gradual changes in vision.
These symptoms deserve assessment but are not usually emergencies by themselves.
Every sign above is quoted from the sofidex article on Hypothalamic tumor. If you are not sure, err upward — it is always reasonable to be checked.