84 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... and Casts - Image ... - WBC Cast - ... RBC Cast - Fatty ... #Casts #Atlas #
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine sediment Microscopic ... urine sediment by microscopy ... : - RBC casts ... microscopic and ... #urology #nephrology
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
â–ş
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
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
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
of UTI, urine WBCs ... casts, dysmorphic ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Causes of Dysuria ... Bacteriuria & Hematuria ... Pyelonephritis - WBC ... Casts • ... Infection/Cystitis - WBC
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
of Macroscopic Hematuria ... dysmorphic RBC’s, RBC ... /WBC casts, proteinuria ... #IM #Urology #Hematuria
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
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Algorithm Decreased WBCs ... Normal/lncreased WBCs ... Diagnosis #Algorithm #Causes ... #Hematology