Trigger Point Injection
Nashaat N. Rizk
Albert J. Carvelli
Patient Position: Sitting or lying in a comfortable position.
Indications: Myofascial pain syndromes.
Needle Size: 25-gauge, 38-mm needle.
Medication/Volume: 0.25% bupivacaine ± steroid; 20 mg methylprednisolone per 10 mL of local anesthetic.
Anatomic Landmarks: Trigger points are often located within the mid-depth of the muscle but can be located deeply or superficially. Pressure with palpation should reproduce the pain. The area is often felt as a tense band of muscle.