12 results
Algorithmic Approach to the Patient with Azotemia

#Azotemia #AKI #Nephrology #Diagnosis #Differential #Algorithm #Management
the Patient with Azotemia ... #Azotemia #AKI
BUN/Creatinine ratio differentiate between acute and chronic renal disease.
Prerenal azotemia appears when there is poor renal
Prerenal azotemia ... Postrenal azotemia ... Suggest renal azotemia ... late postrenal azotemia
Flapping tremors of Asterixis

DDx
- Decompensated cirrhosis or acute liver failure.
- Renal failure /azotemia.
- Respiratory failure with
Renal failure /azotemia
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
fluids, nutrition), Azotemia
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Hyperglycemia • Azotemia
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
Kidney: Prerenal azotemia
Asterixis (flapping tremor) in uremia on Physical Exam
Asterixis (flapping tremor) in a patient with AKI, azotemia
patient with AKI, azotemia
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
caused by prerenal azotemia
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Prevent Prerenal azotemia
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Syndrome: • Azotemia