23 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
basement membrane disease ... : • Flank pain ... : - RBC casts ... of glomerular disease ... #urology #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
repeat testing • Acute ... unilateral flank pain ... WBCs, or urine ... → Refer to Nephrology ... if cause not identified
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... and chronic kidney ... diseases • Fatty ... glomerulonephritis • WBC ... #Urine #Microscopy
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury ( ... e.g AEIOU ) or anuria ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs,
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach to Acute ... sterile pyuria, WBC ... , microscopic hematuria ... MatthewHoMD #Acute ... #Algorithm #nephrology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Guide to Acute Kidney ... - Urinalysis/microscopy ... UOP/weights - Urine ... - Pre-renal disease ... AcuteKidneyInjury #AKI #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... tubular cells - Acute ... also be seen if urine ... protein indicating acute ... key #diagnosis #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Disease Associations ... and concentrated urine ... are seen in acute ... broad - Advanced kidney ... #Differential #Microscopy
Hematuria in Post-Renal Transplant Patient
Prevalence up to 12% in the postrenal transplant patient
 • Bacterial: Escherichia
Hematuria in Post-Renal ... , Busulfan • Disease ... #blood #urine # ... management #treatment ... #nephrology
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
Glomerular Diseases ... hematuria. ... RBC casts in urine ... #Glomerular #Diseases ... #Proteinuria #Nephrology