28 results
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC casts ... eosinophiluria, microscopic ... hematuria, mild ... proteinuria, granular casts ... #nephrology #diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Diagnosis Framework ... urine sediment Microscopic ... syndrome: • ... : - RBC casts ... → Diagnostic of
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... cells on urine microscopy ... RBCs and/or RBC casts ... with polyangiitis/microscopic ... #Algorithm #Causes
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Algorithm Pyuria ... Leukocytes on Dipstick/Microscopy ... Pyelonephritis - WBC Casts ... Leukocytes on Dipstick/Microscopy ... #Algorithm #Causes
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 ... #Comparison #Algorithm ... #Nephrology #Diagnosis
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Algorithm Acute ... • Hepatorenal syndromes ... Epithelial cell casts ... polyangiitis /microscopic ... #Algorithm #Causes
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
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
cases are caused ... you confirmed diagnosis ... CONSIDER INTRINSIC CAUSES ... Assess UA w/ microscopy ... for WBCs, RBCs, casts
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Kidney Injury (AKI ... - Urinalysis/microscopy ... rhabdo/TLS) Causes ... #Nephrology #Diagnosis ... #Algorithm #Causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Workup Algorithm ... and Differential Diagnosis ... dipstick, urine microscopy ... osmolarity If cause ... #Workup #Algorithm