128 results
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Pathophysiology ... Based Approach to Hyponatremia ... #Hyponatremia #Algorithm ... #Pathophysiology ... #Differential #Nephrology
Pathophysiology of hypotonic hyponatremia

by Helbert Rondon, MD @NephroMD

#hypotonic #hyponatremia #nephrology #algorithm #Pathophysiology
Pathophysiology ... of hypotonic hyponatremia ... #hypotonic #hyponatremia ... #nephrology #algorithm ... #Pathophysiology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... ADH promotes Urea ... Uric Acid - Low ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia ... - Urine sodium low ... and uric acid low ... in euvolemic hyponatremia ... Algorithm #Diagnosis #Nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic Hyponatremia ... Cirrhosis, Nephrotic syndrome ... Primary polydipsia, Low ... diagnosis #sodium #nephrology
Cirrhosis - Pathophysiology
 - Ascites Formation
 - Dilutional Hyponatremia
 - Hepatorenal Syndrome
 - Spontaneous Infections

#Cirrhosis #Pathophysiology
Cirrhosis - Pathophysiology ... - Dilutional Hyponatremia ... - Hepatorenal Syndrome ... #Cirrhosis #Pathophysiology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Tea and Toast Syndrome ... Beer Potomania - Low ... failure, nephrotic syndrome ... Algorithm #causes #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... Hypothyroidism, Low ... Cirrhosis, Nephrotic syndrome ... diagnosis #sodium #low ... #nephrology
Thiazide induced Hyponatremia - Pathophysiology
 • Reduced distal delivery
 • Inhibition of the NCC (dilution capcity)-
Thiazide induced Hyponatremia ... - Pathophysiology ... mechanism • Reduced urea ... Thiazide #induced #Hyponatremia ... #Pathophysiology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... mmol/L - true hyponatremia ... • nephrotic syndrome ... renal failure #Hypernatremia ... Workup #Algorithm #Nephrology