10 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
lupus erythematosus ... Juvenile Idiopathic Arthritis ... lupus erythematosus ... scleroderma), Rheumatoid Arthritis ... Juvenile Idiopathic Arthritis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Manifestations: - Arthritis ... - Hemolytic anemia ... Diagnosis and Lupus ... #Lupus #Erythematosus
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... , inflammatory arthritis ... vasculitis, rheumatoid arthritis ... Arthritis: • ... Symptoms limited to: Arthritis
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Lupus Erythematosus ... Clinical Domains ... • Arthritis domain ... least 2 joints • Neurologic ... #Lupus #Erythematosus
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
juvenile idiopathic arthritis ... • Systemic lupus ... idiopathic arthritis ... lupus erythematosus ... Diagnosis #Management #Hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Lymphoma (HCV) • CLL ... et diutinum Neurologic ... (-) hemolytic anemia ... to cold IgG • Lupus ... Paraproteinemias #Hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... Glomerulonephritis, arthritis ... mucositis - Rash, arthritis ... lupus erythematosus ... LFT • ESR • ANA
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... Arteritis): • ... mucositis • Rash, arthritis ... often causes arthritis ... Glomerulonephritis, arthritis
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
• Septic arthritis ... lupus erythematosus ... of Inflammatory Arthritis ... when rheumatoid arthritis ... #Rheumatoid #Arthritis
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential ... Gottron sign) ... • Nonerosive arthritis ... Mechanic's hands Autoantibodies ... • Conduction system