Fig. 2
Scatter plot of parathyroid adenoma to thyroid contrast ratios in n = 9 patients. Scatter plot with median values of adenoma/thyroid ratio. Uptake time of tracer time (in min) between injection of 11C-choline and scanning procedure, *significant difference (p < 0.01). Only 7 and 5 patients were scanned until 50-min and 60-min postinjection, respectively