16 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... WBCs, or urine ... glomerular bleeding (proteinuria ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
the patient has hematuria ... and/or proteinuria ... (RBC casts or dysmorphic ... RBCs in urine)? ... Comparison #Algorithm #Nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
(Negative urine ... (Positive urine ... sediment - WBC/ ... RBC casts ... #Nephrology #Differential
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
: 3 or more RBC/ ... : - RBC casts ... - Dysmorphic RBC ... - Proteinuria ... causes #urology #nephrology
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
hematuria. ... RBC casts in urine ... Proteinuria often ... Massive proteinuria ... #Nephrology #Diagnosis
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC ... eosinophiluria, microscopic hematuria ... , mild tubular proteinuria ... AIN #Algorithm #nephrology
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... blood cells on urine ... Dysmorphic RBCs and/or RBC ... ) - Isolated Hematuria ... nephrotic range) proteinuria
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal Urine ... Hyperoxalirua, Heavy Proteinuria ... : • Hematuria, ... : • Hematuria, ... Differential #Diagnosis #nephrology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
overt glomerular proteinuria ... arbitrarily defined as urine ... because nephritic urine ... Hematuria may be ... nephrotic #syndrome #nephrology
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
GN • Active Urine ... Sediment (dysmorphic RBC ... , RBC casts, +/- ... proteinuria) ... Glomerulonephritis #MPGN #nephrology