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Pseudo-Thyroid Lobe: A Diagnostic Conundrum Caused By Ossified Anterior Longitudinal Ligament On Bone Scan, Maseeh Uz Zaman, Nosheen Fatima, Zafar Sajjad, Unaiza Zaman, Areeba Zaman, Rabia Tahseen

Department of Radiology

Radionuclide bone imaging is one of the most commonly performed nuclear medicine procedure around the world and characterized by its high sensitivity and relatively low specificity. False positive findings on a bone scan are very common; however, dense uptake over unilateral ossified anterior longitudinal ligament appearing as single thyroid lobe on a bone scan has not been described in the literature.