7 results
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Causes of Dysuria ... Pyuria - Leukocytes ... on Dipstick/Microscopy ... Pyelonephritis - WBC Casts ... - No Leukocytes
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... fresh at time of microscopy ... glomerular disease • Leukocytes ... tubular injury • Crystals ... - Some crystals
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... • UA: sterile pyuria ... , WBC casts, eosinophiluria ... , microscopic hematuria ... Nephritis #AIN #Algorithm
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... • Crystals ... • Urinary casts ... #urine #UNa #casts ... #glucosuria #hematuria
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Differential Diagnosis Algorithm ... cells on urine microscopy ... RBCs and/or RBC casts ... with polyangiitis/microscopic ... Differential #Diagnosis #Algorithm
Urine Microscopy - Urinary Sediment Examination Instructions
Preparation of the urine for microscopic examination:
 • Clean catch
protein, blood or leukocyte ... up by cells or casts ... Ill stain) and crystals ... RBC's, lipids, crystals ... protein matrix of casts
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Differential Diagnosis Algorithm ... Epithelial cell casts ... Obstruction • Cast ... myeloma) • Urate crystals ... polyangiitis /microscopic