23 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... • Hypovolemic: Diuretics ... , Cushing syndrome ... #Algorithm #nephrology ... #sodium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Loop and thiazide diuretics ... Post-obstructive diuresis ... - Hungry bones syndrome ... Low #Magnesium #Table ... Classification #Causes #Workup
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Diagnosis and Workup ... Repeat the sodium ... volume loss - diuretics ... • nephrotic syndrome ... #Algorithm #Nephrology
Initial Clinical and Laboratory Data Base for Defining Major Syndromes in Nephrology

#Major #Syndromes #Nephrology #Diagnosis #Workup
Defining Major Syndromes ... in Nephrology ... #Major #Syndromes ... #Workup #Differential ... #Table
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
hypernatremia - Cushing's syndrome ... , Loop diuretics ... Postobstructive diuresis ... Diagnosis #Comparison #Table ... #Nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
: SIADH, Renal Sodium ... loss (diuretics ... Cirrhosis, Nephrotic syndrome ... differential #diagnosis #table ... #sodium #nephrology
Mechanisms of nephron damage in cardiorenal syndrome
 • Increased renal interstitial pressure
 • Hypoperfusion
 • Reduced
in cardiorenal syndrome ... hypertrophy • Sodium ... activities • Diuretic ... #cardiorenal #syndrome ... pathophysiology #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome ... and nephrotic syndrome ... and nephrotic syndrome ... #Nephrology #Pharmacology ... #Medications #Table
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
overdose) - Sodium ... foscarnet - Diuretics ... and other loop diuretics ... renal Fanconi syndrome ... differential #diagnosis #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Cirrhosis, Nephrotic syndrome ... , Medications (diuretics ... Algorithm #diagnosis #sodium ... #nephrology