12 results
Mechanisms of nephron damage in cardiorenal syndrome
 • Increased renal interstitial pressure
 • Hypoperfusion
 • Reduced
in cardiorenal syndrome ... hypertrophy • Sodium ... • Increased AVP ... #cardiorenal #syndrome ... pathophysiology #nephrology
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Differential Diagnosis Algorithm ... • Hepatorenal syndromes ... Epithelial cell casts ... Obstruction • Cast ... #KidneyInjury #Nephrology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... to Acute Interstitial ... hematuria, mild tubular ... MatthewHoMD #Acute ... #nephrology #diagnosis
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
suggestive of acute ... tubular necrosis ... in a variety of acute ... suggestive of nephrotic sydnrome ... Urine #Microscopy #nephrology
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Acute Kidney Injury ... Light chain (LC) cast ... • Proximal tubular ... Differential #Diagnosis #Classification ... #Nephrology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
- Classification ... a.k.a. cardiorenal syndrome ... a.k.a. hepatorenal syndrome ... tubular necrosis ... #diagnosis #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
are seen in acute ... tubular necrosis ... Fatty - Nephrotic syndrome ... edgarvlermamd - Nephrology ... Microscopy #Diagnosis #Nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Differential Diagnosis Algorithm ... Tall adolescents Tubular ... • Fanconi's syndrome ... sediment - WBC/RBC casts ... #Proteinuria #Nephrology
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
Hepatorenal Syndrome ... hepatitis, or acute ... Classification: ... • Urine sodium ... #Hepatology #Nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... the excretion of sodium ... #nephrology #differential