85 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Urine Microscopy ... and Casts - Image ... Transitional Epithelial Cells ... Cast - Waxy Cast ... JoseTesser) #Urine #Microscopy
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... fresh at time of microscopy ... - Renal infection ... Urinary tract infection ... contamination #Urine #Microscopy
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... can be either infectious ... or non-infectious ... #Urine #Microscopy
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Differential Diagnosis Algorithm ... Red blood cells ... on urine microscopy ... RBCs and/or RBC casts ... glomerulonephritis • Post-Infectious
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... proteinuria, granular casts ... Nephritis #AIN #Algorithm
Examples of varying granular and granular/waxy mixed casts: 
A: coarse granular/broad-waxy (and surrounding white blood cells);
granular/waxy mixed casts ... surrounding white blood cells ... Granular #MuddyBrown #Casts ... #Urine #Microscopy
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Differential Diagnosis Algorithm ... Epithelial cell casts ... Obstruction • Cast ... polyangiitis /microscopic ... allopurinol, PPI) • Infections
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... Urinary tract infections ... #Differential #Microscopy
Trichomonas on Urine Microscopy

Trichomonas organisms adjacent to mixed cellular cast containing WBC's, tubular epithelial cells, and
Trichomonas on Urine Microscopy ... mixed cellular cast ... tubular epithelial cells ... Trichomonas #Urine #Microscopy
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
process whereby red cells ... agglutinin disease and Infection ... Mycoplasma Pneumonia or Infectious ... individual’s red blood cells ... #Blood #Smear #Microscopy