Effectiveness of Dry Needling with Percutaneous Electrical Nerve Stimulation of High Frequency Versus Low Frequency in Patients with Myofascial Neck Pain.

Background: Percutaneous nerve electrical stimulation is a novel treatment modality for the management of acute and chronic myofascial pain syndrome.

Objectives: To compare the effectiveness of dry needling combined with percutaneous electrical nerve stimulation  of low frequency versus high frequency, in patients with chronic myofascial neck pain.

Study Design: Randomized, single-blind trial.