22 results
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... and concentrated urine ... Granular - May ... #Microscopy #Diagnosis ... #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... the urinary tract ... urinary tract ... renal disease • Granular ... key #diagnosis #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... Algorithm and Differential ... microscopy / urinary ... #Diagnosis #nephrology ... #causes
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
clots ➔ Lower Urinary ... syndrome: • Flank pain ... microscopic and ... Upper and Lower urinary ... #urology #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... unilateral flank pain ... → Refer to Nephrology ... #Workup #urology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... When to suspect AIN ... eosinophiluria, microscopic ... tubular proteinuria, granular ... #Algorithm #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... circulating volume, Urinary ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... KidneyInjury #simplified #workup
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... but can be seen in ... ) • Granular Casts ... #Urine #Microscopy ... #nephrology #interpretation
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Sodium Theophilus ... a glass vessel in ... Microscopic exam ... • Urinary casts ... #UNa #casts #glucosuria
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
treat underlying cause ... Pain. ... , CNS Disease, Meds ... #diagnosis #nephrology ... #sodium