795 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... and Casts - Image ... Cast - Waxy Cast ... JoseTesser) #Urine ... Key #Clinical #Sediment
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
“Muddy Brown” Casts ... on Urine Microscopy ... “urine poker quads ... #Urine #Microscopy ... Clinical #Nephrology #Sediment
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria (Negative urine ... Proteinuria (Positive urine ... sediment - WBC/ ... RBC casts ... sediment
Urine Microscopy - Urinary Sediment Examination Instructions
Preparation of the urine for microscopic examination:
 • Clean catch
- Urinary Sediment ... Resuspend the sediment ... up by cells or casts ... sediment to a glass ... protein matrix of casts
Urine Microscopy Instructions
1) Spin fresh urine sample (10-15mL) in a centrifuge for 3-5 minutes - Don't
Urine Microscopy ... 1) Spin fresh urine ... the remaining sediment ... under lower power (casts ... iMedEducation #Urine
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Urinalysis & Urine ... exclusively on urine ... sediment and color ... • Urinary casts ... #UNa #casts #glucosuria
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
blood cells on urine ... RBCs and/or RBC casts ... Hematuria with benign sediment ... Hematuria with active sediment ... Hematuria with active sediment
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: Red/Dark urine ... 1ml blood/liter urine ... sediment Microscopic ... sediment by microscopy ... hematuria: - RBC casts
Lupus Nephritis - Diagnostic approach to kidney disease associated with systemic lupus erythematosus (SLE)
SLE patient develops
• Nephritic urine ... sediment (dysmorphic ... RBCs, RBC casts ... , WBC casts) especially
Membranoproliferative Glomerulonephritis (MPGN) AKA: Mesangiocapillary GN
 • Active Urine Sediment (dysmorphic RBC, RBC casts, +/- proteinuria)
GN • Active Urine ... Sediment (dysmorphic ... RBC, RBC casts,