11 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
lung disease ... lupus erythematosus ... , and Sjogren's ... #vasculitis #differential ... #diagnosis
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
: • Vasculitides ... Nodosa (PAN), ANCA ... associated vasculitis ... lupus erythematosus ... Diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
(SLE), Sjogren's ... : Lupus (SLE), Systemic ... , Sjögren Syndrome ... , Interstitial Pulmonary ... #diagnosis #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis: + MPO-ANCA ... Diagnosis: Systemic ... lupus erythematosus ... LFT • ESR • ANA ... differential #diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Diagnosis for Pulmonary ... vasculitis, Behcet ... disease, Cryoglobulinemia ... lupus erythematosus ... , anti-GBM ab, ANA
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
of Systemic Lupus ... Butterfly rash, Vasculitis ... #SLE #systemic ... signs #symptoms ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Diagnosis: • ANCA-associated ... vasculitis, rheumatoid ... • Mesenteric vasculitis ... #Diagnosis #Rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Syndrome: • Clinical ... DDX: • ANCA (Antineutrophil ... lupus erythematosus ... arthritis, Sjögren's ... #vasculitis
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Interstitial lung ... , SLEPulmonary ... Vasculitis (e.g. ... #joint #pain #differential ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... Diagnosis: • Systemic ... purpura: Strong sign ... #Differential #Diagnosis