44 results
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... proteinuria, granular casts ... #Algorithm #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Workup Algorithm ... , urine microscopy ... osmolarity If cause ... #Workup #Algorithm ... #causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury (AKI ... cases are caused ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... for WBCs, RBCs, casts
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... ) - Differential ... Acute increase in ... Epithelial cell casts ... polyangiitis /microscopic
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... but can be seen in ... #Urine #Microscopy ... #nephrology #interpretation
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... UOP/weights - Urine ... #Nephrology #Diagnosis ... #Algorithm #Causes ... #Differential
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... • Red cell casts ... • White cell casts ... disease • Granular casts ... #casts
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... - Differential ... Diagnosis Algorithm ... sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic
Crystal cast in patient with AKI and TLS on Urine Microscopy

Randy Luciano MD, PhD @RandyLucianoMD

#TLS #Crystal
Crystal cast in ... patient with AKI ... and TLS on Urine ... Microscopy Randy ... #TLS #Crystal #casts
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... syndrome: • Flank pain ... hematuria: - RBC casts ... #Hematuria #Differential ... #urology #nephrology