11 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... retroorbital mass) • Microscopic ... Sjogren's syndrome ... • IgA vasculitis ... #vasculitis #differential
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI ... dipstick, urine microscopy ... Glomerulonephritis / Vasculits ... Abdominal compartment syndrome ... • Cardio-renal syndrome
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... weights - Urine Na ... 13% (mostly ATN and ... Glomerulonephritis or vasculitis ... Algorithm #Causes #Differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... polyangiitis, Microscopic ... vasculitis, Behcet ... , anti-GBM ab, ANA ... #differential #
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... • ANCA Associated ... : - Microscopic ... Disease • Cogan syndrome ... #rheumatology #differential
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... urine sediment Microscopic ... urine sediment by microscopy ... Diagnostic of GN or vasculitis ... #Hematuria #Differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... ): • Microscopic ... • Cogan Syndrome ... LFT • ESR • ANA ... Dx: GPA, EGPA, microscopic
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
vasculitis (AAV ... polyangiitis), MPA (microscopic ... EGPA) • Renal: (AKI ... FINDINGS: • U/A: microscopic ... #differential #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... )): Microscopic ... • Cogan syndrome ... #Differential #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Pauci-immune vasculitis ... reticularis Differential ... Diagnosis: Vasculitis ... Polyarteritis nodosa • Microscopic ... • Goodpasture syndrome