The Efficacy of High-Power Laser Therapy in Meralgia Paresthetica

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-65
SponsorUşak University

About this trial

The management of MP typically follows a conservative pathway, encompassing patient education, lifestyle modifications (e.g., avoidance of tight garments, weight loss), pharmacotherapy (such as neuropathic pain agents or corticosteroid injections), and physical therapy. However, evidence supporting the efficacy of these interventions is largely anecdotal or derived from low-quality studies, and a substantial proportion of patients experience persistent symptoms refractory to standard care.

Therefore, the primary objective of this randomized, sham-controlled, assessor-blinded study is to investigate the efficacy of HPLT as an adjunct to standard conservative care on pain intensity, sensory symptoms, and functional capacity in patients with chronic Meralgia Paresthetica. The investigators hypothesize that patients receiving active HPLT will demonstrate significantly greater improvements in these outcomes compared to those receiving a sham laser procedure

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Adults aged 18-65 years.

Clinical diagnosis of MP (based on history: burning pain, tingling, numbness in the lateral thigh; tenderness over the inguinal ligament near the anterior superior iliac spine (ASIS); and a positive pelvic compression test or Tinel's sign over the lateral femoral cutaneous nerve (LFCN)).

Symptoms persistent for at least 3 months (chronic).

A baseline pain intensity of ≥4 on the Numeric Rating Scale (NRS).

Disqualifiers

Secondary MP (e.g., due to pelvic surgery, trauma, or tumor mass effect confirmed by imaging).

Significant lumbar radiculopathy (L1-L2).

Coagulopathy, use of anticoagulants.

Pregnancy.

Trial design

Design model

Parallel

Treatments tested in this trial

  • High-power laser

    Device

    Operating Mode: Continuous wave Power Output: 10 Watts Energy Dose: A typical effective dose for deep nerves is "800 J per session"

  • Sham laser

    Other intervention

    The device will beep and display as if it is working.

  • Standard Conservative Care

    Other intervention

    Education: Advice on avoiding tight belts/trousers, weight loss if applicable, and posture modification. -Home Exercise Program: Stretching exercises for the hip flexors (iliopsoas, rectus femoris) and tensor fasciae latae (TFL) to reduce tension on the inguinal ligament.

Treatment groups

50 Participants
are divided into 2 treatment groups
Group A: Experimental Group: HPLTExperimental treatment 2 interventions
Group B: Control Group: Sham LaserSham comparator 2 interventions

Trial outcomes

Primary outcomes

1

PainDETECT

PainDETECT screening questionnaire: PainDETECT is a simple, easy to use screening questionnaire. The questionnaire consists of 9 items and is completed by the patient (no clinical examination is required). There are 7 weighted sensory descriptor items (never to very strongly) and 2 items relating to spatial and temporal pain characteristics. A total score of 19 or more is indicative of likely neuropathic pain.

Time frame
Baseline, 3rd week, 3rd months

Secondary outcomes

Other outcomes

Sponsors and contacts

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Uşak University

Lead sponsor

Balikesir University

Collaborator