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Table 2 Preoperative localization results of ultrasonography and 99mTc-MIBI-SPECT(/CT) of 36 patients

From: A retrospective analysis of the diagnostic performance of 11C-choline PET/CT for detection of hyperfunctioning parathyroid glands after prior negative or discordant imaging in primary hyperparathyroidism

Ultrasound 99mTc-MIBI-SPECT(/CT) Not performed Total
Positive Negative
Positive 3* 13 5 21
Negative 5 2 2 9
Not performed 0 6 NA 6
Total 8 21 7 36
  1. *Positive for both imaging modalities, but discordant location; NA = not applicable