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Table 2 Basic characteristics of PAs on DECT

From: 3-phase dual-energy CT scan as a feasible salvage imaging modality for the identification of non-localizing parathyroid adenomas: a prospective study

Shape (%)
 Oval 64.3
 Tear drop 21.4
 Triangular 7.1
 Tubular 7.1
Margins (%)
 Smooth 78.6
 Lobulated 21.4
Other defining characteristics
 Low attenuation component (%) 28.6
 Fat plane separating from thyroid (%) 85.7
 Polar artery present (%) 92.6
Location (%)
 Perrier [37]
 Type A (4.8)
 Type B (9.5)
 Type C (23.8)
 Type D (28.6)
 Type E (4.8)
 Type F (19.0)
 Type G (9.5)