13 results
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... sediment - WBC/RBC casts ... #Nephrology #Differential ... #Diagnosis #Algorithm
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
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... glomerular bleeding (proteinuria ... , RBC casts, dysmorphic ... → Refer to Nephrology ... if cause not identified
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
hematuria and/or proteinuria ... hematuria (RBC casts ... dysmorphic RBCs in urine ... Syndrome #Comparison #Algorithm ... #Nephrology #Diagnosis
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... , mild tubular proteinuria ... , granular casts ... #nephrology #diagnosis
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... arbitrarily defined as urine ... cell/white cell casts ... Nephrocalcinosis causes ... nephrotic #syndrome #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: Red/Dark urine ... 1ml blood/liter urine ... hematuria: - RBC casts ... - Proteinuria ... #urology #nephrology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... Differential Diagnosis Algorithm ... Glomerular (Proteinuria ... Sterile pyuria, WBC casts ... KidneyDisease #Nephrology
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... blood cells on urine ... RBCs and/or RBC casts ... nephrotic range) proteinuria ... #Causes
Lupus Nephritis - Diagnostic approach to kidney disease associated with systemic lupus erythematosus (SLE)
SLE patient develops
• Nephritic urine ... dysmorphic RBCs, RBC casts ... , WBC casts) especially ... Nephritis #diagnosis #algorithm ... #sle #nephrology