54 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Weakness, fatigue, nausea ... ACTH) stimulation test ... insufficiency • Low ... baseline ACTH - Secondary
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Hypertension - Differential ... • Congenital adrenal ... Acromegaly #Secondary ... #Hypertension #Differential
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
between 8 and 9 AM - Low ... aldosterone - Low ... in cases in which ... Secondary Adrenal ... - If the secondary
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - Differential ... Hypomagnesemia with secondary ... Hypomagnesemia #differential ... #nephrology #magnesium ... #low
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... suggests either secondary ... syndrome, Congenital adrenal ... #hypokalemia #differential ... #nephrology #potassium
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... High Al, High R - Secondary ... Syndrome, Congenital Adrenal ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... unclear (often the case ... Standard Stim test ... primary AI - Low ... #Stimulation #Test
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Alkalosis - Differential ... MetabolicAlkalosis #NonGap #Nephrology ... #Differential # ... Diagnosis #Algorithm #Causes
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
specificity for AI (but low ... Step 3) Differentiate ... primary vs secondary ... - Low ACTH is ... consistent with secondary
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Beer Potomania - Low ... #Hyponatremia #Differential ... Diagnosis #Algorithm #causes ... #nephrology