32 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... Algorithm • Confirm hematuria ... repeat testing • Acute ... for renal biopsy ... #blood #urine
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine • 1ml blood ... Immune mediated injury ... : • Infection ... #nephrology #renal ... #urine #blood
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Kidney Injury ( ... • Sepsis • Blood ... • Inflammatory disease ... • Infection ... #Kidney #Injury
Hematuria in Post-Renal Transplant Patient
Prevalence up to 12% in the postrenal transplant patient
 • Bacterial: Escherichia
Hematuria in Post-Renal ... : Secondary to infections ... , Busulfan • Disease ... diagnosis #kidney #blood ... urine #management #treatment
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 Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Algorithm Red blood ... Glomerular (Dysmorphic RBCs ... • Thin GBM disease ... • Pauci-immune disease ... glomerulonephritis • Post-Infectious
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/
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Dyspnea, Fever, Hematuria ... allopurinol), Infection ... proteinuria, dysmorphic RBCs ... DAH, rule out infection ... differential #diagnosis #nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
tubular cells - Acute ... tubular injury ... infection • Hyaline ... tubular injury ... key #diagnosis #nephrology
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Acute Kidney Injury ... LC deposition disease ... gammopathy of renal ... Minimal change disease ... malignancies Treatment