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Table 1 Findings for the adrenal venous sampling procedures, where the right and left adrenal vein (AV) and inferior vena cava (IVC) values for aldosterone and cortisol are shown

From: Primary hyperaldosteronism: challenges in subtype classification

Year

Right AV aldosterone/cortisol

Left AV aldosterone/cortisol

Infrarenal IVC aldosterone/cortisol

Left-to-right lateralization ratio

2010

127/200.8 = 0.63

338/242 = 1.4

70/21.4 = 3.3

2.2

2011

190/214 = 0.9

500/252.4 = 2.0

83/25 = 3.3

2.2

  1. These values are obtained under continuous cosyntropin infusion. Prior to the procedure, her potassium levels were 3.7 mEq/L (for 2010 procedure) and 4.3 mEq/L (for the 2011 procedure).