20 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... retroorbital mass) • Microscopic ... involvement • Cryoglobulinemic ... vasculitis - Associated ... syndrome • IgA vasculitis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Cryoglobulinemia ... Vascular Sludging ... - GPA, EGPA, microscopic ... • IgA vasculitis ... • Vasculitis
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
Wegener's) • P-ANCA: Microscopic ... • ↓C4: Lupus, Cryoglobulinemia ... differential #diagnosis #nephrology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... 50% Cutaneous Vasculitis ... Urticarial/LCV) - Cryoglobulinemic ... Vasculitis • ... Associated: - Microscopic
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 ... Behcet disease, Cryoglobulinemia ... differential #diagnosis #nephrology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... ANCA +MPO) • Cryoglobulinemic ... purpura: strong sign ... Dx: GPA, EGPA, microscopic ... Low levels mixed cryoglobulinemia
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
• Pulmonary Vasculitis ... Malignancy Pulmonary Vasculitis ... polyangiitis / microscopic ... polyangiitis Vascular
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine sediment Microscopic ... pain + gross or microscopic ... hematuria • Signs ... Diagnostic of GN or vasculitis ... - Can cause microscopic
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
of Dizziness - Vertigo ... Algorithm True Vertigo ... neurologic symptoms/signs ... Glomus Tumors - Vascular ... #Neurology #Differential
Diagnosis of IgA Vasculitis (Henoch-Schönlein Purpura) - French Vasculitis Study Group 

1) Suggestive clinical manifestations
Diagnosis of IgA Vasculitis ... Purpura) - French Vasculitis ... common systemic vasculitis ... from 45 to 85% : microscopic ... the skin, with vascular