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 medical help for:
Sudden, severe, or rapidly worsening abdominal pain
Fainting, marked weakness, confusion, or cold and clammy skin
Vomiting blood or material that looks like coffee grounds
Black, tar-like stools
Severe breathing difficulty
Severe pain after a known pseudocyst suddenly changes
These symptoms can indicate bleeding, rupture, or another serious abdominal problem.
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
Arrange prompt medical assessment for fever, chills, worsening abdominal pain, repeated vomiting, jaundice, increasing abdominal swelling, or an inability to keep fluids down.
These can be signs of infection or blockage.
3
Does any of this apply?
Book an appointment
For routine follow-up, report ongoing fullness, poor appetite, weight loss, or pain that is not improving.
If a pseudocyst is being monitored, attend the planned reviews and scans even when symptoms are mild.
Every sign above is quoted from the sofidex article on Pancreatic pseudocyst. If you are not sure, err upward — it is always reasonable to be checked.