Adrenal Vein Sampling in the Management of Primary Aldosteronism: The Added Value of Intraprocedural Cortisol Assessment

Table 2

AVS lateralization ratios.

	Unilateral disease (n = 19)			Bilateral (n = 15)			“Grey zone” (n = 3)
	Before IPCM (n = 5)	After IPCM (n = 9)		Before IPCM (n = 2)	After IPCM (n = 13)		Before IPCM (n = 0)	After IPCM (n = 3)
Median lateralization ratio (IQR)	24.1 (12.7–38)	20.8 (12.1–25.9)	0.01	1	2 (1.3–2.4)	0.1	—	3.5 (3.1-.)	—

IVC, inferior vena cava; LAV, left adrenal vein; RAV, right adrenal vein.