57 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
sediment Microscopic ... sediment by microscopy ... pain + gross or microscopic ... Causes of Hematuria ... microscopic and
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... UOP/weights - Urine ... rhabdo/TLS) Causes ... Liano 1996) - ATN ... CKD— 13% (mostly ATN
Urinary Casts in the setting of renal disease
#Clinical #Nephro #Urine #Microscopy #Casts #Comparison #Chart #ATN #AIN
Urinary Casts in ... the setting of renal ... Clinical #Nephro #Urine ... #Microscopy #Casts ... Comparison #Chart #ATN
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI ... microscopy / urinary ... osmolarity If cause ... of AKI remains ... Diagnosis #nephrology #causes
Causes of Acute Kidney Injury - Differential Diagnosis Framework 
Pre-Renal
Post-Renal
Intrinsic Renal:
 • Tubules (ATN)
 • Glomerular:
Causes of Acute ... Framework Pre-Renal ... (ATN) • Glomerular ... drtonydang @CMC_IM #AKI ... #KidneyInjury #Causes
Mixed Cellular Casts on Urine Microscopy

Degenerating mixed cellular cast - brightfield, unstained - from patient with
Mixed Cellular Casts ... on Urine Microscopy ... pneumococcal sepsis and AKI ... #clinical #Urine ... #Microscopy
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury (AKI ... PROBLEM ~80% of AKI ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... etiologies due to ATN
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 ... Diagnosis #Algorithm #Causes
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... Algorithm • Confirm hematuria ... proteinuria, RBC casts ... Nephrology for renal ... Nephrology if cause
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sensitive) • AKI ... , AKD, rapidly progressive ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... hematuria, mild