4762 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Microscopy and Casts ... - WBC Cast - ... RBC Cast - Fatty ... Cast - Waxy Cast ... - RTEC Cast
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
“Muddy Brown” Casts ... Finely granular cast ... coarser granular cast ... (mb) granular cast ... by a waxy (wx) cast
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy - Casts ... Acellular Casts ... • Hyaline Casts ... "Muddy Brown" Casts ... Cellular Casts:
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... proteinuria, granular casts ... Nephritis #AIN #Algorithm
Mixed Cellular Casts on Urine Microscopy

Degenerating mixed cellular cast - brightfield, unstained - from patient with
Mixed Cellular Casts ... mixed cellular cast ... #Cellular #Casts
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
microscopy • Red cell casts ... • White cell casts ... infection • Hyaline casts ... disease • Granular casts ... • “Muddy brown cast
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
hematuria (RBC casts ... Syndrome #Comparison #Algorithm
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Differential Diagnosis Algorithm ... Epithelial cell casts ... Obstruction • Cast ... Differential #Diagnosis #Algorithm
Various wide complex tachycardia (WCT) differentiation algorithmic designs and algorithms.
The most commonly utilized approaches to differentiate
differentiation algorithmic ... designs and algorithms ... decision‐tree algorithms ... Electrocardiogram #Diagnosis #Cardiology ... #Algorithms
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... RBC’s, RBC/WBC casts ... #Differential #Algorithm