23 results
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... suggestive of acute ... in a variety of acute ... #Urine #Microscopy
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 ... diagnosis #nephrology #casts
Algorithm for diagnostic evaluation of patients with kidney cysts and polycystic kidney disease

#polycystic #kidney #disease #cysts
Algorithm for diagnostic ... evaluation of patients ... with kidney cysts ... kidney #disease #cysts ... #Algorithm #diagnosis
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... to Acute Interstitial ... sterile pyuria, WBC casts ... proteinuria, granular casts ... MatthewHoMD #Acute
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... repeat testing • Acute ... WBCs, or urine ... proteinuria, RBC casts ... Hematuria #Diagnosis #Algorithm
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 ... are seen in acute ... 34t5DgJ #Urinary #Casts
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
hematuria (RBC casts ... dysmorphic RBCs in urine ... Syndrome #Comparison #Algorithm
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Simplified Approach to Acute ... urgent nephrology evaluation ... PROBLEM ~80% of AKI cases ... IMPROVEMENT If the urine ... for WBCs, RBCs, casts
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Urinalysis & Urine ... • Urinary casts ... Acute Kidney Injury ... Acute Tubular Necrosis ... #UNa #casts #glucosuria
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Differential Diagnosis Algorithm ... Proteinuria (Negative urine ... Proteinuria (Positive urine ... sediment - WBC/RBC casts ... Differential #Diagnosis #Algorithm