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:
New loss of bladder or bowel control
New numbness around the genitals, inner thighs, or buttocks
Rapidly worsening arm or leg weakness
Severe breathing difficulty, chest pain, or collapse
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 surgical team promptly for increasing wound redness, swelling, drainage, or opening; fever; suddenly worse or uncontrolled pain; a swollen or painful calf; or new numbness or weakness.
Mention them at follow-up, or call sooner if they worsen or concern you.
The article also says
Mild soreness, tiredness, and gradual changes in tingling may occur during recovery.
Every sign above is quoted from the sofidex article on Diskectomy. If you are not sure, err upward — it is always reasonable to be checked.