23 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Microscopic ... sediment by microscopy ... : • Flank pain ... + gross or microscopic ... causes #urology #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... unilateral flank pain ... WBCs, or urine ... → 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
Glitter Cells on Urine Microscopy
Glitter cells in the urine are viable and pale staining WBCs with
Microscopy Glitter ... cells in the urine ... pale staining WBCs ... #Microscopy #clinical ... #nephrology
Diagnostic Criteria for Scleroderma Renal Crisis 

1. New onset blood pressure >150/85 mm Hg OR increase
Microangiopathic hemolytic anemia ... examination - Microscopic ... hematuria on urine ... blood cells on urine ... microscopy
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
When to suspect AIN ... sterile pyuria, WBC ... eosinophiluria, microscopic ... hematuria, mild ... #Algorithm #nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... Cellular Casts: • RBC ... glomerulonephritis • WBC ... EricsMedicalLectures/ #Casts #Urine ... #Microscopy #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 in ... 3.5 g/day) but in ... #Proteinuria #Nephrology
Hematuria in Post-Renal Transplant Patient
Prevalence up to 12% in the postrenal transplant patient
 • Bacterial: Escherichia
Hematuria in Post-Renal ... TheIDtrivia #Hematuria ... kidney #blood #urine ... #management #treatment ... #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
e.g AEIOU ) or anuria ... require urgent nephrology ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs,