52 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 ... #diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Presentation (Pulmonary and ... Differential Diagnosis ... ANCA-positive vasculitis ... polyangiitis, Microscopic ... #diagnosis #nephrology
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... Syndromes and Mimics ... - Differential Diagnosis ... ANCA Associated Vasculitis ... #Differential #Diagnosis
Vasculitis Involving the Skin - Differential Diagnosis Framework

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

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... disease - Alport syndrome ... pain hematuria syndrome ... - RBC casts → Diagnostic ... of GN or vasculitis
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... trauma, infection, vasculitis ... of primary or secondary ... vasculiitis. 2) ... affected (commonly renal
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... renal abnormalities ... PR3-ANCA): • Microscopic ... Dx: GPA, EGPA, microscopic ... (Renal involvement
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
granulomatosis - microscopic ... Churg-Strauss syndrome ... drugs, malignomas, and ... #Vessels #Diagnosis ... #Rheumatology #Diagnosis
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
polyangiitis (GPA), microscopic ... polyangiitis (MPA), and ... polyangiitis without renal ... involvement - PR3>MPO Microscopic ... PANCA #MPO #PR3 #Diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Differential Diagnosis ... dipstick, urine microscopy ... Glomerulonephritis / Vasculits ... syndrome: troponin ... #Differential #Diagnosis