10 results
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... and chronic kidney ... suggestive of nephrotic ... suggestive of interstitial ... #nephrology #interpretation
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
to Acute Interstitial ... Nephritis When ... sterile pyuria, WBC casts ... proteinuria, granular casts ... Algorithm #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... renal biopsy • Interstitial ... nephritis: eosinophilia ... #AKI #Workup #Algorithm
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Acute Kidney Injury ... Epithelial cell casts ... Interstitial Nephritis ... #KidneyInjury #Nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... are seen in acute ... 34t5DgJ #Urinary #Casts
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury ( ... Urinary obstruction, Nephrotoxic ... PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... for WBCs, RBCs, casts
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... repeat testing • Acute ... proteinuria, RBC casts ... if cause not identified
Lupus Nephritis - Diagnostic approach to kidney disease associated with systemic lupus erythematosus (SLE)
SLE patient develops
urine sediment ... dysmorphic RBCs, RBC casts ... , WBC casts) especially ... #diagnosis #algorithm ... #sle #nephrology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... tubular necrosis (causes ... : sepsis, meds, ... interstitial nephritis ... Classification #diagnosis #nephrology
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
hepatitis, or acute ... (no casts, protein ... Treatment Overview ... essential in all cases ... Syndrome #Hepatology #Nephrology