611 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... Hyaline Cast - WBCs ... - WBC Cast - ... RBC Cast - Fatty ... JoseTesser) #Urine #Microscopy
RBC Casts on Urine Microscopy

Dr. Telma Lemos @TELMALEMOS10

#RBC #Casts #Urine #Microscopy #clinical #nephrology
RBC Casts on Urine ... Microscopy Dr. ... #Casts #Urine # ... Microscopy #clinical ... #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine sediment Microscopic ... urine sediment by microscopy ... pain + gross or microscopic ... microscopic and ... #urology #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... urine sediment - WBC ... /RBC casts ... polyangiitis (GPA) / microscopic ... #Proteinuria #Nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... : • RBC Casts - ... glomerulonephritis • WBC ... #Urine #Microscopy ... #nephrology #interpretation
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
of UTI, urine WBCs ... (proteinuria, RBC ... casts, dysmorphic ... → Refer to Nephrology ... if cause not identified
Lipid Casts on Urine Microscopy

Dr. Telma Lemos @TELMALEMOS10

#Lipid #Casts #Urine #Microscopy #clinical #fatty #nephrology
Lipid Casts on Urine ... Microscopy Dr. ... TELMALEMOS10 #Lipid #Casts ... #Urine #Microscopy ... clinical #fatty #nephrology
Waxy Casts on Urine Microscopy

Dr. Telma Lemos @TELMALEMOS10

#Waxy #Casts #Urine #Microscopy #clinical #nephrology
Waxy Casts on Urine ... Microscopy Dr ... TELMALEMOS10 #Waxy #Casts ... #Urine #Microscopy ... #clinical #nephrology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC ... casts, eosinophiluria ... , microscopic hematuria ... proteinuria, granular casts ... AIN #Algorithm #nephrology
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
dysmorphic RBC’s, RBC ... /WBC casts, proteinuria ... Diagnosis #EM #IM #Urology