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 help for confusion, fainting, severe weakness, rapidly worsening illness or uncontrolled bleeding.
Sudden chest pain, unexplained breathlessness or coughing up blood can be signs of a clot in the lungs and also require emergency help.
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
Contact your healthcare service promptly if:
The ulcer is becoming larger or more painful
Redness, warmth or swelling is spreading beyond the wound
There is new pus, fever or a general feeling of illness
The foot becomes unusually pale, blue, cold or numb
Compression causes severe pain or marked colour change
The wound develops a raised, hard or repeatedly bleeding area
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
Arrange a routine appointment if you have a break in the skin below the knee that is not healing, especially if you also have leg swelling, varicose veins or brown skin changes.
Early assessment can identify the cause and prevent unsuitable treatment.
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 Venous skin ulcer. If you are not sure, err upward — it is always reasonable to be checked.