Painful Post-Operative Hip Study

The goal of this clinical trial is to learn if the hips of people who undergo revision hip arthroscopy look different from the hips of people whose hip pain is resolved with the first hip arthroscopy and of people who choose the steroid injection for pain management. Participants will complete one PET/MRI scan.

Inclusion Criteria: * Age 18-45 * History of unilateral hip arthroscopy * Does not have evidence of fracture, infection, or malignancy at 6 months post-hip arthroscopy * Does not have evidence of depression or other major mental health conditions before the index hip arthroscopy * Does not have persistent pain that requires opioid use, or does not have a history of opioid abuse * Does not have any comorbidity results in systemic disease limiting function (ASA physical status classification \>3) * Not currently pregnant * Presents with persistent pain (≥4/10 on NRS) for at least 6 months post-hip arthroscopy * Undergo a revision hip arthroscopy with no surgical history on the contralateral limb Exclusion Criteria: * No unilateral hip arthroscopy * Evidence of fracture, infection, or malignancy at 6 months post-hip arthroscopy * Evidence of depression or other major mental health conditions before the index hip arthroscopy * Has persistent pain that requires opioid use, or has a history of opioid abuse * Has any comorbidity results in systemic disease limiting function (ASA physical status classification \