17 results
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
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
sediment Microscopic ... sediment by microscopy ... : • Flank pain ... microscopic and ... #urology #nephrology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... eosinophiluria, microscopic ... hematuria, mild ... tubular proteinuria, granular ... #Algorithm #nephrology
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
the patient has hematuria ... (RBC casts or dysmorphic ... RBCs in urine)? ... Syndrome #Comparison #Algorithm ... #Nephrology #Diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... Granular - May ... Muddy-brown" heme-granular ... #Differential #Microscopy ... #Diagnosis #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... also be seen if urine ... renal disease • Granular ... #Microscopy #Atlas ... key #diagnosis #nephrology
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
a glass vessel in ... Microscopic exam ... • Urinary casts ... #UNa #casts #glucosuria ... #hematuria
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
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
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... KidneyInjury #simplified #workup ... #diagnosis #nephrology