19 results
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... Hypothyroidism, Low ... failure, Cirrhosis, Nephrotic ... diagnosis #sodium #low ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... GI losses • Renal ... Cirrhosis • Nephrotic ... Hypo-osmolar urine ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... GI losses • Renal ... Cirrhosis • Nephrotic ... Hypo-osmolar urine ... #Nephrology #Differential
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... and concentrated urine ... breakdown of cellular casts ... heme-granular casts ... 34t5DgJ #Urinary #Casts
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• White cell casts ... • Hyaline casts ... disease • Granular casts ... key #diagnosis #nephrology ... #casts
NSAIDS and their effects on the Kidney - Pathophysiology

Arachidonic Acid metabolites into alternative pathways that modify
component of Nephron: CHF ... distal nephron: Hyponatremia ... blood flow: Pre ... Acute Interstitial Nephritis ... KidneyDisease #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Beer Potomania - Low ... liver failure, nephrotic ... Diagnosis #Algorithm #causes ... #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... volume-based algorithm Urine ... can be high or low ... failure, Cirrhosis, Nephrotic ... table #sodium #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
: Hypovolemia, Low ... Urinary obstruction, Nephrotoxic ... PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... for WBCs, RBCs, casts
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Liver Cirrhosis, Nephrotic ... Syndrome, Chronic Renal ... Algorithm #diagnosis #causes ... #nephrology #sodium ... #low