SECTION 1 – QUIZ
A 54-year-old female complained of right anterior hip pain for half a year. She described that the pain aggravated after walking for 20 min. She denied limitation of hip range of motion. No muscle weakness was noticed over her right lower extremity. The ultrasound images were obtained from the short- [Figure 1a] and long-axis [Figure 1b] view of her right anterior hip. What is your impression?
Figure 1.

(a) Short-axis and (b) long-axis ultrasound imaging of the anterior hip. Asterisk: The lesion. Arrowheads: Labrum. SAR: Sartorius muscle, ILS: Lliacus muscle, PS: Psoas tendon, FH: Femoral head, ACE: Acetabulum
Declaration of patient consent
The authors certify that they have obtained all appropriate patient consent forms. In the form, the patient has given her consent for her figures and other clinical information to be reported in the journal. The patient understands that her name and initials will not be published, and due efforts will be made to conceal his identity, but anonymity cannot be guaranteed.
Financial support and sponsorship
The current article is supported by the Ministry of Science and Technology (MOST 106-2314-B-002-078-MY2).
Conflicts of interest
There are no conflicts of interest.
Acknowledgment
All persons who have made substantial contributions to the work reported in the manuscript (e.g. technical help, writing, editing assistance, and general support), but who do not meet the criteria for authorship, are named in the acknowledgments and have given us their written permission to be named. If we have not included an acknowledgments in our manuscript, then that indicates that we have not received substantial contributions from non-authors.
