Fig. 5From: The preoperative localisation of small parathyroid adenomas improves when adding Tc-99m-Sestamibi SPECT to multiphase contrast-enhanced CTSensitivity heatmap for parathyroid adenoma localisation based on either arterial-based image sets (a) or venous-based image sets (b) for different adenoma weight quartiles (upper limits for Q1, Q2 and Q3 are 200 mg, 315 mg and 609 mg, respectively)Back to article page