11 results
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... : • Vasculitides ... Nodosa (PAN), ANCA ... associated vasculitis ... Diagnosis #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... Vasculitis: • ... Microscopic polyangiitis ... Renal-limited vasculitis ... #rheumatology #
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
ANCA Associated ... : - Microscopic ... polyangiitis ... • Cogan syndrome ... #dermatology #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
): • Microscopic ... Vasculitis: + MPO-ANCA ... rheumatic diseases ... Dx: GPA, EGPA, microscopic ... #rheumatology #
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pauci-Immune: - ANCA-positive ... , Microscopic polyangiitis ... ) - ANCA-negative ... vasculitis, Behcet ... testing: anti-ANCA
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
small vessels - ANCA-associated ... granulomatosis - microscopic ... polyangiitis ... - systemic lupus ... #Rheumatology #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Diagnosis: Vasculitis ... Polyarteritis nodosa • Microscopic ... #GPA #dermatology ... #rash #diagnosis ... #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... )): Microscopic ... #Differential #Diagnosis ... #Rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
DDX: • ANCA (Antineutrophil ... - GPA, EGPA, microscopic ... • Vasculitis ... classification #rheumatology ... #vasculitis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Diagnosis: • ANCA-associated ... vasculitis, rheumatoid ... Malignancy (e.g. hematologic ... Vasculitis: • ... #Rheumatology