ea0063p426 | Adrenal and Neuroendocrine Tumours 2 | ECE2019
Upton Thomas
, Methlie Paal
, Russell Georgina
, Henne Nina
, Tsagarakis Stelios
, Kampe Olle
, Lightman Stafford
, Husebye Eystein
Background: Hormones oscillate in circadian and ultradian rhythms. Consequently, single time point measurements are very difficult to interpret. To address this, we developed an automated system of 24-hour ambulatory microdialysis. This allows measurement of free hormone concentrations in subcutaneous interstitial fluid collected while participants continue normal daily activities. To validate the technique for adrenal steroid hormones, we simultaneously sampled interstitial f...