12 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Investigations: full blood ... dipstick, urine microscopy ... Glomerulonephritis / Vasculits ... syndrome: troponin ... Differential #Diagnosis #nephrology
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... protein/Cr - Renal ... - 45% - Pre-renal ... Glomerulonephritis or vasculitis ... #Nephrology #Diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine • 1ml blood ... urine sediment Microscopic ... Diagnostic of GN or vasculitis ... causes #urology #nephrology ... blood
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
ANCA-positive vasculitis ... polyangiitis, Microscopic ... ANCA-negative vasculitis ... IgA-associated vasculitis ... #diagnosis #nephrology
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
at least 50% Renal ... • Hepatorenal syndromes ... polyangiitis /microscopic ... Sjögren) Post-Renal ... #KidneyInjury #Nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
disease Red blood ... tubulointerstitial nephritis, renal ... Fatty - Nephrotic syndrome ... #Differential #Microscopy ... #Diagnosis #Nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pulmonary and renal ... PR3-ANCA): • Microscopic ... Large Vessel: Blood ... Dx: GPA, EGPA, microscopic ... differential #diagnosis #rheumatology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... polyangiitis), MPA (microscopic ... : (AKI, proteinuria ... reveals increasing blood ... FINDINGS: • U/A: microscopic
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
cases • Sjögren syndrome ... ANCA-Associated Vasculitis ... : • Microscopic ... vasculitis - MPO ... antibodies #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Pauci-immune vasculitis ... Polyarteritis nodosa • Microscopic ... • Goodpasture syndrome ... (inflamed blood ... rash #diagnosis #rheumatology