43 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 ... #nephrology #diagnosis
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Diagnosis Algorithm ... • Hepatorenal syndromes ... Epithelial cell casts ... polyangiitis /microscopic ... #Diagnosis #Algorithm
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... suggestive of nephrotic sydnrome ... #Urine #Microscopy ... interpretation #diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... Diagnosis Framework ... hematuria: - RBC casts ... #Hematuria #Differential ... #Diagnosis #causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Workup Algorithm ... Diagnosis Baseline ... dipstick, urine microscopy ... osmolarity If cause ... #causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
cases are caused ... you confirmed diagnosis ... Assess UA w/ microscopy ... for WBCs, RBCs, casts ... simplified #workup #diagnosis
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... rhabdo/TLS) Causes ... #Nephrology #Diagnosis ... #Algorithm #Causes ... #Differential
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Diagnosis Algorithm ... cells on urine microscopy ... RBCs and/or RBC casts ... with polyangiitis/microscopic ... #Diagnosis #Algorithm
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Diagnosis Algorithm ... Leukocytes on Dipstick/Microscopy ... Pyelonephritis - WBC Casts ... Leukocytes on Dipstick/Microscopy ... #Diagnosis #Algorithm
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Diagnosis Algorithm ... • Fanconi's syndrome ... sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic ... #Diagnosis #Algorithm