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J Med Ultrasound
J Med Ultrasound
JMU
J Med Ultrasound
Journal of Medical Ultrasound
0929-6441
2212-1552
Wolters Kluwer - Medknow India

JMU-32-281
10.4103/jmu.jmu_81_22
Imaging for Residents – Quiz
A Man with Posterior Hip Pain
Lin Ting-Yu 1
Chang Ke-Vin 234*
Wu Wei-Ting 23
Özçakar Levent 5
1 Department of Physical Medicine and Rehabilitation, Lotung Poh-Ai Hospital, Lo-Hsu Medical Foundation, Inc., Yilan, Taiwan
2 Department of Physical Medicine and Rehabilitation, National Taiwan University Hospital, College of Medicine, National Taiwan University, Taipei, Taiwan
3 Department of Physical Medicine and Rehabilitation, National Taiwan University Hospital, Bei-Hu Branch, Taipei, Taiwan
4 Center for Regional Anesthesia and Pain Medicine, Wang-Fang Hospital, Taipei Medical University, Taipei, Taiwan
5 Department of Physical and Rehabilitation Medicine, Hacettepe University Medical School, Ankara, Turkey
Address for correspondence: Dr. Ke-Vin Chang, Department of Physical Medicine and Rehabilitation, National Taiwan University Hospital, Bei Hu Branch and National Taiwan University College of Medicine, Taipei, Taiwan. E-mail: kvchang011@gmail.com
Jul-Sep 2024
07 12 2022
32 3 281281
17 8 2022
18 9 2022
26 9 2022
Copyright: © 2022 Journal of Medical Ultrasound
2022
https://creativecommons.org/licenses/by-nc-sa/4.0/ This is an open access journal, and articles are distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 License, which allows others to remix, tweak, and build upon the work non-commercially, as long as appropriate credit is given and the new creations are licensed under the identical terms.
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pmcSECTION 1 – QUIZ

CASE

A 53-year-old male patient suffered from dull pain and intermittent numbness over his left buttock/thigh for the past 2 months. He denied back pain or subjective muscle weakness. He had an office job and did not have any recent trauma, sports participation, or prior local injury. Physical and neurological examination (including the range of motions, sensory, motor, and reflex testing) was unremarkable. Ultrasound examination was arranged to investigate the cause of unrelenting left posterior hip pain. What is your initial impression based on the ultrasound images [Figure 1]?

Figure 1 Ultrasound images of the posterior hip showed the left piriformis muscle (a) normal side (b)

Declaration of patient consent

The authors certify that they have obtained all appropriate patient consent forms. In the form the patient has given his consent for his images and other clinical information to be reported in the journal. The patient understands that his name and initial will not be published and due efforts will be made to conceal identity, but anonymity cannot be guaranteed.

Financial support and sponsorship

This work was funded by the National Taiwan University Hospital, Bei-Hu Branch; Ministry of Science and Technology (MOST 106-2314-B-002-180-MY3 and 109-2314-B-002-114-MY3); and the Taiwan Society of Ultrasound in Medicine.

Conflicts of interest

Dr. Ke-Vin Chang, an editorial board member at Journal of Medical Ultrasound, had no role in the peer review process of or decision to publish this article. The other authors declared no conflicts of interest in writing this paper.
