About this trial
The primary aim of this clinical experiment is to compare, in terms of pain relief measured using the 10-cm visual analog scale (VAS) pain score (5-7), the clinical results of ultrasound-guided injection (USGI) versus anatomic topography-guided injection (ATGI) of corticosteroid for the treatment of proximal PF. Secondary aims will be to compare foot-related quality of life, as measured using the Foot Function Index (FFI)and the Bristol Foot Score (BFS), between the injection groups, and also to compare the pre-injection to late-term post-injection thickness of the plantar fascia as measured in the nested USGI group.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Pain on palpation along the proximal plantar fascia with or without radiographic evidence of a plantar calcaneal bone spur
≥18 years of age
Male or non-pregnant female of any ethnicity or race
Active, former or non smoker
Disqualifiers
Known drug or alcohol dependence
Chronic pain syndrome or lumbosacral radiculitis
Neurological condition that requires the use of analgesic medications or anti-seizure or neuroleptic medications
Peripheral vascular disease that results in rest pain or intermittent claudication or venous stasis ulceration
Trial design
Single group
Treatments tested in this trial
Local Steroid Injection into the plantar heel
Procedure/SurgeryInjections consisting of 0.5 ml 0.25% bupivacaine plain, 0.5 ml dexamethasone phosphate, and 0.5 ml triamcinolone acetonide 40 mg/ml.
Ultrasound Guided Injection
Procedure/SurgeryExecution of the USGI will employ an actual diagnostic US machine (Voluson E8 Expert, General Electric Company, Boston, MA) and a plantarmedial approach
Anatomical Guided injection
Procedure/SurgeryExecution of the ATGI will employ a sham diagnostic US machine and a plantarmedial approach.
Treatment groups
Trial outcomes
Primary outcomes
Change in VAS pain score at post injection periods with use of USGI
with the primary efficacy endpoint being the 3-month post injection pain score
Change in VAS pain score at post injection periods with use of ATGI
with the primary efficacy endpoint being the 3-month post injection pain score
Secondary outcomes
Observation of normal plantar fascia after treatment as measured by ultrasound (US)
Foot-related quality of life outcomes as measured with use of the FFI
Foot-related quality of life outcomes as measured with use of the BFS
Sponsors and contacts
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