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:
A head injury followed by severe headache, vomiting, confusion, unusual sleepiness, weakness, seizure, or loss of consciousness
Bleeding that is heavy, rapidly increasing, or will not stop with firm pressure
Vomiting blood, coughing up blood, or passing black or heavily blood-stained stool
Sudden severe abdominal, back, chest, or pelvic pain
Rapidly increasing muscle swelling, numbness, weakness, or severe pain
Heavy bleeding with faintness, breathing difficulty, marked weakness, or pale, clammy skin
After a significant head, neck, abdominal, or back injury, contact emergency services or your specialist treatment service even if there is no visible bleeding.
Internal bleeding may not be obvious at first.
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 bleeding disorders team promptly for a painful or swollen joint, blood in urine, a large unexplained bruise, persistent nosebleeds, or menstrual bleeding that is much heavier than usual.
3
Does any of this apply?
Book an appointment
Routine follow-up is appropriate for reviewing mild recurring symptoms, iron deficiency, activity choices, family testing, or plans for future dental work, surgery, pregnancy, or travel.
Every sign above is quoted from the sofidex article on Prothrombin deficiency. If you are not sure, err upward — it is always reasonable to be checked.