14 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential Diagnosis ... Algorithm - Diabetes ... Insipidus Workup ... & desmopressin test ... #Sodium #nephrology
Adrenal Incidentalomas: Hormone Evaluation
 • Zona Glomerulosa: Primary Hyperaldosteronism?
    - Aldosterone and renin
Aldosterone and renin if hypokalemia ... Fasciculata: Cushing Syndrome ... dexamethasone test ... Hormone #Evaluation #Diagnosis ... #workup #endocrinology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Algorithm • Low ... metastases, Hungry bone syndrome ... #Diagnosis #Algorithm ... #nephrology #calcium
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... , Cushing syndrome ... #Workup #Algorithm ... #nephrology #sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
and Workup Step ... Repeat the sodium ... • nephrotic syndrome ... #Workup #Algorithm ... #Nephrology
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome ... Testing Algorithm ... dexamethasone suppression test ... #diagnosis #algorithm ... #endocrinology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... ON (UNa < 30): Hypovolemia ... Cirrhosis, Nephrotic syndrome ... #diagnosis #sodium ... #nephrology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... (correction of hypokalemia ... Oral sodium loading ... • Cushing’s syndrome ... Causes #Screening #Workup
Malignant Adrenal Mass - Differential Diagnosis Algorithm
Suggestive of Malignancy: Inhomogenous Density, Delay in CT Contrast Washout
Algorithm Suggestive ... Polycystic Ovarian Syndrome ... Dexamethasone Suppression Test ... Hypertension +/- Hypokalemia ... #Algorithm #Endocrinology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential Diagnosis ... Vasculitis • Endocrinologic ... Neurologic disorders ... #Hypertension #Workup