NICE guidelines provide advice on the care and support that should be offered to people who use health and care services.
This information explains the advice about suspected cancer that is set out in NICE guideline NG12.
This is an update of advice on referral for suspected cancer that NICE produced in 2005.
It does not cover people who have already been referred to, or are under the care of, a cancer specialist.
The advice on gender‑related cancers applies to people who have changed or are changing gender, and who have the organs of their original gender.