16 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 ... and/or proteinuria ... (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.
hematuria. ... RBC casts in urine ... Proteinuria often ... but in severe cases ... #Nephrology #Diagnosis
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
: Red/Dark urine ... 1ml blood/liter urine ... : - RBC casts ... - Proteinuria ... #urology #nephrology
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
- Normal/low Proteinuria ... - ++++ Hematuria ... Red blood cell casts ... - ++ Hematuria ... Red blood cell casts
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... (Negative urine ... sediment - WBC/RBC casts ... #Nephrology #Differential ... Diagnosis #Algorithm #Causes
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC casts ... eosinophiluria, microscopic hematuria ... , mild tubular proteinuria ... , granular casts ... 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 ... RBCs and/or RBC casts ... nephrotic range) proteinuria ... Diagnosis #Algorithm #Causes
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
arbitrarily defined as urine ... cell/white cell casts ... because nephritic urine ... Hematuria may be ... nephrotic #syndrome #nephrology
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal ... Hyperoxalirua, Heavy Proteinuria ... : • Hematuria, ... : • Hematuria, ... Differential #Diagnosis #nephrology