18 results
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
on Urine Microscopy ... “urine poker quads ... better appreciated at ... #Urine #Microscopy ... #Clinical #Nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... tubular necrosis (ATN ... Contains yellow-tan ... #Urine #Microscopy ... #nephrology #interpretation
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sensitive) • AKI ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... proteinuria, granular casts ... #Algorithm #nephrology
Trichomonas on Urine Microscopy

Trichomonas organisms adjacent to mixed cellular cast containing WBC's, tubular epithelial cells, and
Trichomonas on Urine ... Microscopy Trichomonas ... mixed cellular cast ... epithelial cells, and an ... from patient with AKI
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... cases are caused ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... etiologies due to ATN
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... also be seen if urine ... sample is not fresh at ... time of microscopy ... key #diagnosis #nephrology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... UOP/weights - Urine ... Liano 1996) - ATN ... CKD— 13% (mostly ATN ... #Nephrology #Diagnosis
Urine Microscopy Instructions - How to spin urine

1. Collect a fresh urine sample (5 – 10
Urine Microscopy ... the better, as casts ... the slide on the microscope ... #Urine #Microscopy ... Procedure #Urinalysis #Nephrology
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
creatinine by at ... Epithelial cell casts ... Obstruction • Cast ... polyangiitis /microscopic ... #KidneyInjury #Nephrology
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... • Urinary casts ... Kidney Injury (AKI ... Tubular Necrosis (ATN ... #UNa #casts #glucosuria