14 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
sediment Microscopic ... sediment by microscopy ... - Proteinuria ... microscopic and ... #urology #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... Algorithm • Confirm hematuria ... glomerular bleeding (proteinuria ... , RBC casts, dysmorphic ... if cause not identified
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... (Negative urine ... polyangiitis (GPA) / microscopic ... #Nephrology #Differential ... Diagnosis #Algorithm #Causes
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 Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... blood cells on urine ... microscopy. ... with polyangiitis/microscopic ... nephrotic range) proteinuria
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
eosinophiluria, microscopic ... hematuria, mild ... tubular proteinuria ... , granular casts ... AIN #Algorithm #nephrology
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal ... Hyperoxalirua, Heavy Proteinuria ... Syndrome - UTI caused ... : • Hematuria, ... : • Hematuria,
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
arbitrarily defined as urine ... because nephritic urine ... Nephrocalcinosis causes ... Hematuria may be ... nephrotic #syndrome #nephrology
Renal Nutcracker Syndrome Pathophysiology
Nutcracker syndrome = compression of the left renal vein between the aorta and
Nutcracker Syndrome Pathophysiology ... Can cause microscopic ... /gross hematuria ... pain, orthostatic proteinuria ... Nutcracker #Syndrome #Pathophysiology