HomeCasesParathyroid adenoma with brown tumors
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CTMusculoskeletalConfirmedFRCR 2B

Parathyroid adenoma with brown tumors

120 views535y Female10/9/2026

Presented with left hip pain for 1 month, aggravating on movement relieving on rest.

  • 1Ill-defined lytic areawith pathological fracture noted inleft iliac bone
  • 2Asimilar lytic areawas noted in the right iliac bone.Osteomalacia of the examined bones
  • 3Multiple altered signal intensity lesionswere noted in bilateral iliac wings and ala of the sacrum on the right side
  • 4This is hypointense on T1, hyperintense on T2 and IR images
  • 5Few septations within
  • 6A pathological fracture involving the left iliac wing, with surrounding T2 hyperintensity in gluteal medius and iliacus muscles - suggestive of oedema.These features were consistent with brown tumors
  • 7Following this, a 4D CT of the neck was performed
  • 8Hypodense lesionnoted in the visceral space of the neck on the left side, posterosuperior to the left lobe of the thyroid gland
  • 9This lesion is seen extending superiorly up to the level of the upper border of thyroid cartilage
  • 10inferiorly to C6 vertebral level