17 results
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
sediment Microscopic ... sediment by microscopy ... pain + gross or microscopic ... microscopic and ... #urology #nephrology
Sulfa Crystals on Urine Microscopy
Sulfa Crystal!  Drug-induced crystalluria is a cause of acute renal failure
Sulfa Crystals on Urine ... Microscopy Sulfa ... crystalluria is a cause ... of acute renal ... #Microscopy #crystalluria
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... microscopy / urinary ... osmolarity If cause ... cardiac imaging #Acute ... Diagnosis #nephrology #causes
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... tubular cells - Acute ... also be seen if urine ... protein indicating acute ... #Microscopy #Atlas
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
repeat testing • Acute ... proteinuria, RBC casts ... and referral to Urology ... Nephrology if cause ... Algorithm #Workup #urology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... Casts • Hyaline ... suggestive of acute ... in a variety of acute ... #Urine #Microscopy
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Simplified Approach to Acute ... are caused by prerenal ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... LorinskyMD #AKI #Acute
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Guide to Acute Kidney ... - Urinalysis/microscopy ... UOP/weights - Urine ... rhabdo/TLS) Causes ... Diagnosis #Algorithm #Causes
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... • Urinary casts ... Acute Kidney Injury ... Acute Tubular Necrosis ... #UNa #casts #glucosuria
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... and concentrated urine ... heme-granular casts ... are seen in acute ... #Differential #Microscopy