Corticosteroid Injection, Extracorporeal Shock Wave Therapy, and Radiofrequency Ablation for Chronic Plantar Fasciitis:

Inclusion Criteria: * Persistant heel pain for ≥ 6 months * No response to at least 6 weeks of conservative treatment (including at least two of the following: NSAIDs, stretching exercises, ice, heel pads, physical therapy, or night splints) * Age ≥ 18 * BMI ≤ 35 * VAS ≥ 5 following the first step in the morning or after periods of prolonged inactivity * Willingness to participate in the study Exclusion Criteria: * Previous foot or ankle surgery, major trauma * Tumor, osteomyelitis, or complex regional pain syndrome in the affected limb * Allergy to local anesthesia or NSAIDs * Pregnancy or breastfeeding * History of calcaneal fracture * Previous cortisone injection, ESWT, or RTL for similar complaints * BMI \>35 * Age \< 18 * Use of medications for neuropathic pain (Pregabalin, Gabapentin) * Proximal nerve lesion (e.g., spinal stenosis, sciatica, tarsal tunnel syndrome) * Regional skin or subcutaneous infections, fat pad atrophy * History of rheumatic disease, or hematologic conditions * History of peripheral vascular disease * Seronegative arthropathies, heart failure, hepatic or metabolic disorders * Pacemaker * History of clubfoot, pes cavus, or calcaneovalgus * Diabetic neuropathy