[addisons] Flashcards
corticoadrenal insufficiency
suppress the pituitary-adrenal axis
metastatic cancer
severe sepsis
deadly hypovolaemic shock (addisonian crisis)
yes - steroids
hydrocortisone
TB
autoimmune
adrenal haemorrhage
Short ACTH stimulation test (Synacthen)
measure plasma cortisol
administer Synacthen (synthetic ACTH)
addisons excluded if cortisol >550 nmol/L
hydrocortisone
long term steroid therapy
cortex
gluco+mineralcorticoid
unexplained abdominal pain
vomiting
addisons
low sodium
raised potassium
sodium reabsorption
active secretion of potassium
secondary
plasma renin and aldosterone
Synacthen test - ACTH stimulation test
21 - hydroxylase adrenal auto-antibodies
21 - hydroxylase adrenal auto-antibodies
steroid withdrawal