04-02-2009, 11:59 PM
very nice explanation Eagerforcs!
another approach:
1-low dose Dexa(1mg)
if high cortisol.............
2-24 urine cortisol(confirmatory)
if high
3-ACTH level......if low----->adrenal tumor(diff by DHEA-S and CT )
.........................if high----->pituitary sx or ectopic tumor---------------->
4-High dose Dexa....if low----> pitu. tumor ectopic tumor
another approach:
1-low dose Dexa(1mg)
if high cortisol.............
2-24 urine cortisol(confirmatory)
if high
3-ACTH level......if low----->adrenal tumor(diff by DHEA-S and CT )
.........................if high----->pituitary sx or ectopic tumor---------------->
4-High dose Dexa....if low----> pitu. tumor ectopic tumor