AI Article Synopsis

  • Osteoid osteoma is a benign bone tumor primarily affecting long bones like the femur and tibia, causing nighttime pain that responds to pain relievers.
  • Diagnosis typically relies on imaging techniques such as CT or MRI, while FDG-PET is usually negative in these cases.
  • A unique case involved a 44-year-old man with an osteoid osteoma in the rib, showing unexpectedly high FDG uptake, indicating a strong inflammatory response and complicating the diagnosis.

Article Abstract

Osteoid osteoma is a benign osteoblastic bone lesion, characterized by nocturnal pain alleviated by salicylates or nonsteroidal anti-inflammatory drugs. This tumor distinctly affects the long bones, typically the femur or tibia and is rarely located in the ribs. Usually, this tumor is usually diagnosed by computed tomography or magnetic resonance imaging, but F-18 fluoro-deoxyglucose positron emission tomographic (FDG-PET)/computed tomography is usually negative and is not used for diagnosis. We recently encountered a case of an osteoid osteoma located in the rib of 44-year-old Asian male with strong FDG uptake as high as 12.0 at the maximum standardized uptake value at FDG-PET/computed tomography. His computed tomography and magnetic resonance imaging showed osteosclerosis, bone marrow edema, and edema of surrounding tissues not only in the bone with nidus but also in the adjacent bone, and pathological findings showed strong infiltration munched radiology. Strong FDG uptake mimicking osteoblastoma. Osteoid osteoma with strong FDG uptake suggested a strong inflammatory response.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8182198PMC
http://dx.doi.org/10.1177/20584601211022497DOI Listing

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