Pain that is felt at a location distant from its source.
The perception of pain at a particular site does not always correspond to the source of the pain.
Not located to one dermatome or myotome.
Pain referred from myofascial trigger points is well known example of pain referred from muscle.
Pain from viscera is often localised to the surface of the body – pain may also be referred from musculoskeletal structures.
Referred pain is more likely to be a dull ache; not localised; deeper; variable; less local pain to palpation than expected; not responsive to local treatment.