15 results
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
the patient has hematuria ... (RBC casts or dysmorphic ... RBCs in urine)? ... Syndrome #Comparison #Algorithm ... #Nephrology #Diagnosis
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
hematuria. ... RBC casts in urine ... severe cases ... may be in nephrotic ... #Proteinuria #Nephrology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC casts ... eosinophiluria, microscopic hematuria ... proteinuria, granular casts ... #AIN #Algorithm ... #nephrology #diagnosis
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... • White cell casts ... disease • Granular casts ... key #diagnosis #nephrology ... #casts
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... repeat testing • Acute ... unilateral flank pain ... proteinuria, RBC casts ... → Refer to Nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of acute ... a variety of acute ... suggestive of nephrotic ... #nephrology #interpretation
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
Simplified Approach to Acute ... Urinary obstruction, Nephrotoxic ... PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... for WBCs, RBCs, casts
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... in creatinine by ... Epithelial cell casts ... Interstitial Nephritis ... #KidneyInjury #Nephrology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... cell/white cell casts ... urine sediment ... Hematuria may be ... #syndrome #nephrology