Skip to main content

Table 4 Outcomes of the false positive (n = 2) and false negative (n = 1) 11C-choline PET/CT in n = 2 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

Clinical diagnosis

pHPT

MEN-IIA

cUS

RL, LL

RL

99mTc-MIBI-SPECT(/CT)

Ectopic

Negative

11C-choline PET/CT

RL, RU, LU

RL

Surgical technique

Minimal invasive

Minimal invasive

Intra-operative localization

RL

RU

ioPTH

 > 50% decrease

NA

Pathology

Adenoma, lymph node, thyroiditis

Hyperplasia

Follow-up

Cured

Cured

11C-choline PET/CT result

TP, FP, one lesion not confirmed

FP, FN

  1. cUS = cervical ultrasonography; pHPT = primary hyperparathyroidism; ioPTH = intraoperative PTH; RL = right lower quadrant; LL = left lower quadrant; RU = right upper quadrant; LU = left upper quadrant; TP = true positive; FP = false positive; MEN = Multiple Endocrine Neoplasia; NA = not available; FN = false negative