The Scientific World Journal

Clinical Study

NP-59 SPECT/CT Imaging in Stage 1 Hypertensive and Atypical Primary Aldosteronism: A 5-Year Retrospective Analysis of Clinicolaboratory and Imaging Features

Table 4

Integrated analysis by triad.
Triad   Confirmatory Testing1Case   NP-59Improved outcome
 Presentation  CT  Planar SPECT/CT
 Serum KHTN stageP2PuffyNPFaintNP
Typical ( )             
 PAC↑, PRA↓, ARR↑Clinical<31PCase ✓    ✓✓✓
Subclinical>3.51NCase ✓  ✓  ✓✓
Atypical ( )             
 PAC↑, PRA−, ARR↑Clinical<3 2NCase (Kaliuria) ✓   ✓✓✓
 PAC↑, PRA−, ARR−Clinical<3 2NDCase (Kaliuria)✓    ✓✓✓
Subclinical3–3.51NCase (Kaliuria)  ✓  ✓✓✓
>3.51NCase   ✓ ✓ ✓✓
NDCase ✓    ✓✓✓
 PAC−, PRA−, ARR↑Clinical>3.52NCase  ✓   ✓✓✓
Subclinical>3.51NCase ✓  ✓  ✓✓
 PAC−, PRA−, ARR−Subclinical3–3.51NCase ✓  ✓  ✓✓
NDCase (Kaliuria)✓  ✓  ✓✓
Abbreviations are the same as Table 1.
1Indicates either saline loading or captopril testing.
2Indicates adrenal nodule.