Table 2: Peri-operative cortisol levels.

Cortisol levels (nmol/L)

Pre-operative cortisol (at first clinic visit post-radiologic diagnosis)

Post-operative cortisol (day 1-2 post-surgery)

< 80

17 (26.6%)

6 (9.4%)

80-140

12 (18.8%)

12 (18.8%)

> 140-700

35 (54.7%)

46 (71.9%)