Cortisol Assay, 4 Samples: PRE (Baseline) and 3 POST ACTH Stimulation
Specimen
Submit all: PRE: 0.5 mL serum in red top, white top, or serum separator tube for baseline sample (labeled PRE); EACH POST: 0.5 mL serum in red top, white top, or serum separator tube for each post sample (labeled POST)
Test Description
This is an ACTH stimulation test that requires four samples. One PRE cortrosyn administration and then 3 POST at set intervals.