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
Emergency care is rarely needed after skin cryotherapy.
Seek emergency help for severe uncontrolled bleeding, fainting, trouble breathing or another rapidly worsening reaction.
And for anyone, someone who:
has lips or skin that look pale, blue, grey or blotchy
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 you believe has taken an overdose or swallowed something poisonous
2
Is any of this happening?
Be seen today
Ask for prompt medical advice if you develop:
Increasing pain, warmth, swelling or redness after initial improvement
Pus, an unpleasant smell or fever
Repeated bleeding that is difficult to control with firm pressure
Persistent numbness, weakness or loss of movement
Pale, blue or dark skin beyond the treated area
A wound that is becoming larger rather than healing
And for anyone, someone who:
has a wound that is hot, spreading red, or leaking pus
3
Does any of this apply?
Book an appointment
Contact your healthcare team during routine hours if the area is not healing as expected, the lesion remains after healing or you are concerned about lasting colour or texture change.
And for anyone, someone who:
has noticed a lump, a mole that has changed, or unexplained weight loss
Every sign above is quoted from the sofidex article on Cryotherapy for the skin. If you are not sure, err upward — it is always reasonable to be checked.