A Challenging Case of an Ectopic Cushing Syndrome

Table 1

Hormonal tests.

Hormonal tests	Day 1		Day 2		Reference values
	8 a.m.	16 p.m.	8 a.m.	16 p.m.
Cortisol	41.6	43.9	47.7	46.8	6.2–19.4 ug/dL
ACTH	209.0	212.0	140	55.6	<46 pg/mL
24 h-urinary free cortisol	1706.0		1522.5		36–137 ug/day
Midnight salivary cortisol	—		9.3		<2.0 ng/mL