Hocaoglu S, Vurdem UE, Cebicci MA, Sutbeyaz ST, Guldeste Z, Yunsuroglu SG. Comparative Effectiveness of Radial Extracorporeal Shockwave Therapy and Ultrasound-Guided Local Corticosteroid Injection Treatment for Plantar Fasciitis.
J Am Podiatr Med Assoc 2017. [PMID:
28650749 DOI:
10.7547/14-114]
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Abstract
BACKGROUND
We compared the long-term clinical and ultrasonographic effects of radial extracorporeal shockwave therapy (rESWT) versus ultrasound-guided corticosteroid injection treatment in patients with plantar fasciitis unresponsive to conservative therapy.
METHODS
Seventy-two patients with unilateral plantar fasciitis were randomized to receive either rESWT (three times once per week) (n = 36) or corticosteroid treatment (a single 1-mL dose of betamethasone sodium plus 0.5 mL of prilocaine under ultrasound guidance by injection into the plantar fascia) (n = 36). The primary outcome measures were visual analog scale (VAS) and Foot Function Index (FFI) scores. Secondary outcome measures included the heel tenderness index (HTI) score and plantar fascia thickness (PFT) as obtained by ultrasound examination. All of the assessments were performed at baseline and 1, 3, and 6 months after treatment.
RESULTS
Significant improvements were observed in the rESWT group in VAS, HTI, and FFI scores and PFT at the end of treatment and were maintained during follow-up. Posttreatment improvements in VAS, HTI, and FFI scores and PFT were also seen in the corticosteroid group but were not maintained for VAS and FFI scores after the completion of therapy and were lost at 1 and 6 months, respectively. No serious treatment-related complications occurred.
CONCLUSIONS
Both rESWT and corticosteroid injection therapy are effective modalities for treatment of chronic plantar fasciitis. However, rESWT seems to be superior to corticosteroid injection therapy due to its longer duration of action.
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