Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Seek emergency care for bleeding that will not stop with firm pressure, rapidly increasing swelling with severe pain, or fingers that become cold, pale, or blue.
Call emergency services for trouble breathing, fainting, or signs of a severe allergic reaction.
Contact the surgical team promptly for increasing redness, warmth, drainage, fever, an opening wound, or pain and swelling that worsen rather than settle.
New or increasing numbness, weakness, or difficulty moving the fingers also needs timely assessment.
Mild incision soreness, limited bruising, and gradual improvement can usually be discussed at routine follow-up.
Use the contact instructions provided by the treating facility if you are uncertain.
Every sign above is quoted from the sofidex article on Carpal tunnel biopsy. If you are not sure, err upward — it is always reasonable to be checked.