10 results
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... of hip (rare), Arthritis ... lesions Abdominal pain ... Glomerulonephritis Myositis ... erythematosus #signs
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... Positive ANAAutoimmune ... Sjögren Syndrome, Myositis ... Thyroid, Autoimmune ... #patterns #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... inflammation Others: • Lupus ... such as systemic lupus ... purpura: strong sign ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... Conjunctivitis, mucositis ... involvement, abdominal pain ... and GN Anti-GBM ... Differential #Diagnosis #Rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Autoimmune → Inflammation ... noninflammatory Signs ... • Syphilis - Autoimmune ... Rheumatologic Disease ... Diagnosis #MSK #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
findings (ANA, ... disease • Non-autoimmune ... rheumatologic diseases ... deficiencies • Autoimmune ... : • Joint pain
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
i.e., influenza virus ... by neutrophilic autoimmune ... Colicky abdominal pain ... Arthralgia's (common), arthritis ... Pathophysiology #Diagnosis #Signs
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... (arthritis and ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus ... Syndrome #diagnosis #dermatology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
) • Cutaneous vasculitis ... Membranoproliferative GN ... : 2% Systemic Vasculitis ... Arthritis Malignancy ... Sjogrens #Syndrome #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis ... Gottron sign) ... • Shawl sign • ... • Nonerosive arthritis ... #rheumatology #