6 results
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... fresh at time of microscopy ... Leukocytes - Up to 3 ... field = normal; >3 ... #Atlas #key #diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
• Hematuria: 3 ... urine sediment Microscopic ... urine sediment by microscopy ... hematuria: - RBC casts ... Diagnostic of GN or vasculitis
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Anti-dsDNA (in 70% of cases ... Anti-Sm (Smith) 3. ... • Sjögren syndrome ... : • Microscopic ... vasculitis - MPO
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pulmonary and renal ... or proteinase 3 ... PR3-ANCA): • Microscopic ... Dx: GPA, EGPA, microscopic ... are proteinase 3
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... polyangiitis), MPA (microscopic ... palpable purpura 2/2 vasculitis ... FINDINGS: • U/A: microscopic ... hematuria, RBC casts
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulmonary and renal ... or proteinase 3 ... (PR3-ANCA)): Microscopic ... • Behcet syndrome ... • Cogan syndrome