4 results
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
dexamethasone suppression test ... between 11 pm and ... Hormone • MRI of adrenal ... diagnosis #algorithm #endocrinology ... #Adrenal #Hyperfunction
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Screening Testing ... h of infusion Adrenal ... CT scan, adrenal ... Causes #Screening #Workup ... #table
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... both cortisol and ... laboratory #diagnosis #testing ... #endocrinology ... #workup
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
losses - Chronic diarrhea ... Medications - Loop and ... Mg wasting syndromes ... Low #Magnesium #Table ... Classification #Causes #Workup