Adrenal insufficiency usually manifests with fatigue, weakness, thirst, anorexia, salt cravings, low blood pressure, postural dizziness, and occasional salt cravings, but
[news-medical.net]
[…] may be either acute, subacute, or chronic 2 : acute: occurs within a few weeks to months and is caused by bilateral adrenal hemorrhage (adrenal apoplexy) or secondary to shock
[radiopaedia.org]
However, if the adrenal glands are unable to respond to stimulation by corticotropin, decreased serum cortisol concentrations will persist.
[britannica.com]