11 results
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... failure, Cirrhosis, Nephrotic ... syndrome) • ADH ... differential #diagnosis #table ... #sodium #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... losses, Diuretic ... UNa > 20: • Acute ... , UNa < 20 • Nephrotic ... #Causes #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Torsemide) • Acute ... syndromeHyponatremia ... #Diuresis #Nephrology ... #Pharmacology #Medications ... #Table
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
GI losses • Renal ... especially thiazide diuretics ... Cirrhosis • Nephrotic ... GFR, AKI/CRF Hormonal ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
GI losses • Renal ... especially thiazide diuretics ... Cirrhosis • Nephrotic ... GFR, AKI/CRF Hormonal ... #Nephrology #Differential
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
failure, Cirrhosis, Nephrotic ... syndrome - ... > 30): SIADH, Medications ... Primary polydipsia, Low ... #sodium #nephrology
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
(AKI) - Acute increase ... at least 50% Renal ... • Hepatorenal syndromes ... Interstitial Nephritis ... #Nephrology #Differential
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... inhibitors, hepatorenal syndrome ... • Prolonged hypotension ... Interstitial Nephritis ... Differential #Diagnosis #nephrology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
• Hypovolemia: Diuretics ... Liver Cirrhosis, Nephrotic ... Syndrome, Chronic ... Renal Failure, ... #sodium #low
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
classes, including a diuretic ... An acute rise or ... with previously stable ... Vasculitis • Endocrinologic ... Differential #Diagnosis #indications