20 results
Nephritic vs Nephrotic Syndrome

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

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
RBC casts in urine ... Proteinuria often ... but in severe cases ... Massive proteinuria ... #Nephrology #Diagnosis
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
casts, eosinophiluria ... , microscopic hematuria ... , mild tubular proteinuria ... , granular casts ... AIN #Algorithm #nephrology
RBC Casts on Urine Microscopy

Dr. Telma Lemos @TELMALEMOS10

#RBC #Casts #Urine #Microscopy #clinical #nephrology
RBC Casts on Urine ... Microscopy Dr. ... TELMALEMOS10 #RBC ... #Casts #Urine # ... #nephrology
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 ... algorithm #sle #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... RBC casts ... polyangiitis (GPA) / microscopic ... #Nephrology #Differential ... Diagnosis #Algorithm #Causes
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of nephrotic ... • RBC Casts - ... #Urine #Microscopy ... #nephrology #interpretation
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
blood cells on urine ... microscopy. ... Glomerular (Dysmorphic RBCs ... and/or RBC casts ... range) proteinuria
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
glomerular bleeding (proteinuria ... , RBC casts, dysmorphic ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: 3 or more RBC ... hematuria: - RBC ... casts → Diagnostic ... - Proteinuria ... #urology #nephrology