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Visualizing Anatomic Variants of the Sciatic Nerve Using Diagnostic Ultrasound During Piriformis Muscle Injection: An Example of 4 Cases     
Yazarlar (4)
Gamze Gül Güleç
Fatih Sultan Mehmet Training and Research Hospital, Turkey
Kübra Neslihan Kurt Oktay
Yeditepe University, Turkey
İlknur Aktaş
Fatih Sultan Mehmet Training and Research Hospital, Turkey
Barış Yılmaz
Fatih Sultan Mehmet Training and Research Hospital, Turkey
Devamını Göster
Özet
Objective: The aim of this article is to present examples of patients in whom piriformis muscle (PM) and sciatic nerve (SN) variations were detected by a diagnostic ultrasound (US)–guided examination and were successfully diagnosed and treated for piriformis syndrome (PS) by US-guided injections. Clinical Features: This series includes 4 cases. In case 1, a 30-year-old woman with a 7 numeric rating scale (NRS) score for pain (on a 0-10 scale) was evaluated for complaints of left gluteal pain radiating to the thigh for 5 years and right gluteal pain for 2 years. Case 2 involves a 32-year-old man with a 7 NRS score presenting with left gluteal pain radiating to his leg for 1 year. The third case presents a 37-year-old man who had pain (6 NRS score), numbness, and discomfort radiating from the right hip to the leg that lasted for 7 years. Finally, in case 4, a 23-year-old male patient was examined with deep gluteal paresthesia and discomfort on the left side for 1 year. Intervention and Outcome: Diagnostic US evaluation of the gluteal region for each patient revealed anatomical variations of the SN. In 3 of the cases, corresponding contralateral US images demonstrated similar anatomic variations. Diagnosis of PS in each patient was made by US-guided injection. After the injection of 4 cm3 of lidocaine 2% into the PM, the patients’ complaints resolved almost fully. Conclusion: The anatomical variations of the SN and PM might be a facilitating factor for myofascial pain syndrome in PS. These cases demonstrate that SN variations could be visualized with the help of diagnostic US.
Anahtar Kelimeler
Anatomic Variation | Myofascial Pain Syndromes | Piriformis Muscle Syndrome | Sciatic Nerve | Ultrasonography
Makale Türü Özgün Makale
Makale Alt Türü SCOPUS dergilerinde yayımlanan tam makale
Dergi Adı Journal of Chiropractic Medicine
Dergi ISSN 1556-3707
Makale Dili İngilizce
Basım Tarihi 09-2022
Cilt No 21
Sayı 3
Sayfalar 213 / 219
Doi Numarası 10.1016/j.jcm.2022.02.017