A trigger point is an irritable, painful muscle band or palpable knot that causes localized or referred pain. Trigger point injections are intended to relax the area of pain and spasm allowing improved blood flow to the irritated trigger point.
|Purpose||Patients||Patients with evaluations||Perceived Effectiveness|
|Pain in shoulders||10||10|
|Pain in hips||9||2|
|Pain in lower back||6||1|
- Can't tell