28 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Malignancy True hypovolemia ... • Bleeding ... • Reduced GFR, AKI ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Malignancy True hypovolemia ... • Bleeding ... • Reduced GFR, AKI ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
General approach to AKI ... sodium excretion ... FENa) could help differentiate ... @PulmCrit #AKI ... AcuteKidneyInjury #Nephrology
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... - Differential ... Elimination: • AKI ... blockers - MCW Nephrology ... #Differential #
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urine chloride is ... the indicated causes ... sodium is typically ... the excretion of sodium ... #nephrology #differential
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI ... osmolarity If cause ... of AKI remains ... #Diagnosis #nephrology ... #causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... common culprits: Hypovolemia ... IMPROVEMENT If the urine ... CONSIDER INTRINSIC CAUSES ... workup #diagnosis #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 ... Present (Uosm ≥100): Hypovolemia ... #Hyponatremia #differential ... #nephrology
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Is Dangerous in Hyperkalemia ... shift • Saline Causes ... AKI: - Tubuloglomerular ... Decreased GFR, urine ... • Saline May Cause
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Kidney Injury (AKI ... ) - Differential ... Pre-Renal: • Hypovolemia ... #Diagnosis #nephrology ... #causes #algorithm