15 results
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
Cell (Temporal) Arteritis ... old; F>M Signs/Symptoms ... palpation - Vasculitic ... #Pathophysiology ... #Vasculitis
Giant Cell Arteritis (GCA) - Vasculitis Management Algorithm - ACR/VF 2021 Guidelines
 • Visual Symptoms/Loss or
Giant Cell Arteritis ... (GCA) - Vasculitis ... Management Algorithm ... Without Visual Symptoms ... #GCA #Vasculitis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tracts Immune Complex ... and often causes arthritis ... Glomerulonephritis, arthritis ... mucositis - Rash, arthritis ... Presentation - Systemic Symptoms
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
adhesion of IgA complexes ... Formation of immune complexes ... Arthralgia's (common), arthritis ... HenochScholeinPurpura #Pathophysiology ... Diagnosis #Signs #Symptoms
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Manifestations • Immune Complex ... - Arthralgia, Arthritis ... Complications #pathophysiology ... #signs #symptoms
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... GCA (Giant Cell Arteritis ... • Progressive symptoms ... pauci-immune GN Immune Complex ... and often causes arthritis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... immunofluorescence Immune Complex ... Glomerulonephritis #Vasculitis ... differential #diagnosis #algorithm
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
antigen-antibody complexes ... PolyarteritisNodosa #Pathophysiology ... Diagnosis #Signs #Symptoms ... #Vasculitis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Rheumatoid arthritis ... blood vessels (vasculitis ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms
Acute limb ischemia (ALI)

Rapid decrease in lower limb blood flow due to acute occlusion of peripheral
The symptoms of ... thromboembolic disease, vasculitis ... pathophysiology: ... chronic & complex ... image diseased arteries