Bone scan and MRI comparison of chronic nonbacterial osteomyelitis (CNO)/chronic recurrent multifocal osteomyelitis (CRMO)

(A) Normal bone scintigraphy.
(B) Abnormal STIR signal in thoracic vertebrae with height loss.
(C) Abnormal STIR signal in right proximal tibia and both distal tibias.

MRI: magnetic resonance imaging; STIR: short tau inversion recovery.

Courtesy of Yongdong Zhao, MD, PhD and Fatma Dedeoglu, MD.