15 results
Hypernatremia - Differential Diagnosis Workup Algorithm

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

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Diagnosis and Workup ... Repeat the sodium ... • nephrotic syndrome ... Hypernatremia #Diagnosis #Workup ... #Algorithm #Nephrology
Mechanisms of nephron damage in cardiorenal syndrome
 • Increased renal interstitial pressure
 • Hypoperfusion
 • Reduced
in cardiorenal syndrome ... • Increased renal ... hypertrophy • Sodium ... #Mechanisms #pathophysiology ... #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Differential Diagnosis Algorithm ... ADH promotes Urea ... Osmolarity 3) Urine Sodium ... High Uric Acid → renal ... #nephrology #sodium
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... Algorithm and Differential ... electrolytes, urea ... syndrome: troponin ... #Diagnosis #nephrology
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Epithelial Cells Renal ... cell epithelial sodium ... of epithelial sodium ... Defects #Kidney #Nephrology ... #Differential #Table
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Na <20: Extra-renal ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Sodium loss (diuretics ... Cirrhosis, Nephrotic syndrome ... differential #diagnosis #table ... #sodium #nephrology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Oral sodium loading ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... Causes #Screening #Workup ... #table
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Differential Diagnosis Algorithm ... at least 50% Renal ... • Hepatorenal syndromes ... Sjögren) Post-Renal ... #KidneyInjury #Nephrology