19 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... Algorithm • Confirm hematuria ... proteinuria, RBC casts ... → 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 ... have glomerular hematuria ... (RBC casts or dysmorphic ... RBCs in urine)? ... Comparison #Algorithm #Nephrology
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 ... Diagnosis #causes #urology ... #nephrology #renal
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... acute and chronic kidney ... #Urine #Microscopy ... #nephrology #interpretation
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
hematuria. ... RBC casts in urine ... but in severe cases ... #Proteinuria #Nephrology
Hematuria in Post-Renal Transplant Patient
Prevalence up to 12% in the postrenal transplant patient
 • Bacterial: Escherichia
Hematuria in Post-Renal ... carcinoma (native kidney ... TheIDtrivia #Hematuria ... #blood #urine # ... management #treatment #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... and concentrated urine ... broad - Advanced kidney ... edgarvlermamd - Nephrology ... Microscopy #Diagnosis #Nephrology
Renal Biopsy - Absolute and Relative Contraindications
WHEN NOT TO DO IT:
 • Isolated glomerular hematuria, unless
Isolated glomerular hematuria ... proteinuria unless hematuria ... Solitary native kidney ... Multiple, bilateral cysts ... Contraindications #management #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Approach to Acute Kidney ... require urgent nephrology ... IMPROVEMENT If the urine ... for WBCs, RBCs, casts ... workup #diagnosis #nephrology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic Kidney ... Algorithm Decreased kidney ... Family history, ultrasound ... Sterile pyuria, WBC casts ... KidneyDisease #Nephrology