55 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Diagnosis Algorithm ... High Uric Acid → renal ... salt wasting By ... #Diagnosis #Algorithm ... #nephrology #sodium
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Algorithm Clinical ... , hypoglycemia Testing ... ACTH) stimulation test ... #Diagnosis #Algorithm
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Algorithm Instead ... low, uric acid ... and uric acid low ... #Algorithm #Diagnosis ... #Nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Cerebral Salt Wasting ... #Hyponatremia #differential ... #diagnosis #table ... #sodium #nephrology
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
- 1° HPT - 1° Renal ... Hypophosphatemia #phosphorus #low ... #diagnosis #Algorithm ... #differential # ... nephrology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Diagnosis and Screening ... Testing Common ... Oral sodium loading ... Screening #Workup #table
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Algorithm INDICATIONS ... Cortisol, Saliva • Low ... dexamethasone suppression test ... Hormone • MRI of adrenal ... Cushing #Syndrome #diagnosis
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Diagnosis Adrenal ... Insufficiency - Algorithm ... require Cosyntropin testing ... Step 3) Differentiate ... - Low ACTH is
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Hypothyroidism, Adrenal ... Cerebral salt wasting ... Primary polydipsia, Low ... #diagnosis #sodium ... #nephrology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Diagnosis Algorithm ... then go to stim testing ... Standard Stim test ... primary AI - Low ... #Algorithm #ACTH