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Table 91-1

Radiology of the Spine: Differentiation of Brucellosis from Tuberculosis

BrucellosisTuberculosis
SiteLumbar and othersDorsolumbar
VertebraeMultiple or contiguousContiguous
DiskitisLateEarly
BodyIntact until lateMorphology lost early
Canal compressionRareCommon
EpiphysitisAnterosuperior (Pom's sign)General: upper and lower disk regions, central, subperiosteal
OsteophyteAnterolateral (parrot beak)Unusual
DeformityWedging uncommonAnterior wedge, gibbus
RecoverySclerosis, whole-bodyVariable
Paravertebral abscessSmall, well-localizedCommon and discrete loss, transverse process
Psoas abscessRareMore likely