12 results
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... fresh at time of microscopy ... tubular injury • Crystals ... - Some crystals ... individuals; “abnormal” crystals
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Leukocytes on Dipstick ... /Microscopy - ... & Hematuria - Dipstick ... Pyelonephritis - WBC Casts ... /Microscopy -
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
• Clarity Dipstick ... Microscopic exam ... • Crystals ... • Urinary casts ... #dipstick #nitrite
Urine Microscopy - Urinary Sediment Examination Instructions
Preparation of the urine for microscopic examination:
 • Clean catch
bag • Perform dipstick ... up by cells or casts ... Ill stain) and crystals ... RBC's, lipids, crystals ... protein matrix of casts
Crystal cast in patient with AKI and TLS on Urine Microscopy

Randy Luciano MD, PhD @RandyLucianoMD

#TLS #Crystal
Crystal cast in ... and TLS on Urine Microscopy ... RandyLucianoMD #TLS #Crystal ... #casts #crystalluria ... #Urine #Microscopy
Urine Microscopy Instructions - How to spin urine

1. Collect a fresh urine sample (5 – 10
Urine Microscopy ... the better, as casts ... you have a urine dipstick ... the slide on the microscope ... #Urine #Microscopy
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Epithelial cell casts ... Obstruction • Cast ... myeloma) • Urate crystals ... polyangiitis /microscopic
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
PROBLEM ~80% of AKI cases ... Assess UA w/ microscopy ... for WBCs, RBCs, casts ... , crystals, protein
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine sediment Microscopic ... urine sediment by microscopy ... (Urinalysis or dipstick ... pain + gross or microscopic ... hematuria: - RBC casts
Approach to Microscopic Hematuria 

Microscopic hematuria is often incidental but may be associated with urologic malignancy.
Approach to Microscopic ... Hematuria Microscopic ... RBC's, cellular casts ... Definition of Microscopic ... Not by positive dipstick