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

Table 3

AVS success considering preprocedural imaging.

AVS	Imaging	Bilateral		Unilateral <1 cm		Unilateral ≥1 cm		Without nodules
		Pre-IPCM	Post-IPCM	Pre-IPCM	Post-IPCM	Pre-IPCM	Post-IPCM	Pre-IPCM	Post-IPCM
Selectivity	Yes	1	3	0	5	4	15	2	4
	No	2	1	1	0	9	0	12	0

AVS, adrenal vein sampling; IPCM, intraprocedural cortisol measurement.