Osteoid Osteoma of the Triquetrum Bone in a Child: A Rare and Often Misdiagnosed Cause of Chronic Wrist Pain

Key Points

• To explore a case of osteoid osteoma in a child presenting with chronic wrist pain and highlight the diagnostic process.
• An 11-year-old girl presented with left wrist pain and underwent MRI and CT imaging.
• MRI showed nonspecific bone marrow edema; CT identified a small nidus in the triquetrum.
• Surgical excision was performed to confirm the diagnosis and treat symptoms.
• Imaging indicated osteoid osteoma of the triquetrum, which was confirmed via surgical excision.
• The patient experienced complete symptom resolution post-surgery.
• Diagnosis via CT was crucial for identifying the underlying condition.

Abstract