38 results
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
tubular cells - Acute ... tubular injury ... - Renal infection ... renal disease ... tubular injury
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Urinalysis >3 RBCs ... repeat testing • Acute ... proteinuria, RBC casts ... for renal biopsy ... #blood #urine
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Kidney Injury ( ... • Sepsis • Blood ... • Inflammatory disease ... • Infection ... #Kidney #Injury
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Disease Associations ... are seen in acute ... Red blood cell ... Urinary tract infections ... tubulointerstitial nephritis, renal
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Acute Kidney Injury ... Immune-complex disease ... Immune-mediated, Infection-mediated ... Bilateral ureteral disease ... #Kidney #Injury
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Kidney Injury (AKI ... Kidney Injury ( ... at least 50% Renal ... Epithelial cell casts ... allopurinol, PPI) • Infections
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... thromboembolism, renal ... • Primary GNs: Disease ... Post-infectious ... Tubular Injury/
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Acute Kidney Injury ... Light chain (LC) cast ... LC deposition disease ... gammopathy of renal ... malignancies Treatment
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine • 1ml blood ... Immune mediated injury ... hematuria: - RBC casts ... #nephrology #renal ... #urine #blood
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Statins - ETOH - Infection ... UA positive for blood ... Cast formation: ... disease 2. ... #nephrology