16 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... context of other symptoms ... Juvenile Idiopathic Arthritis ... Sjögren Syndrome, Myositis ... #patterns #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
of hip (rare), Arthritis ... lesions Abdominal pain ... (20%) Renal disease ... erythematosus #signs ... #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Manifestations: - Arthritis ... anemia 4% - Myositis ... autoantibodies #signs ... #symptoms #mimickers ... #differential #rheumatology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Scotoma, Ocular pain ... positive NMO only): Myositis ... disorders (Systemic lupus ... diagnosis #neurology #symptoms ... #signs
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
noninflammatory Signs ... constitutional symptoms ... - Autoimmune Rheumatologic ... Disease OLIGOARTHRITIS ... Diagnosis #MSK #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... tract: Abdominal pain ... • Progressive symptoms ... and GN Anti-GBM ... Differential #Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
findings (ANA, ... Non-autoimmune rheumatologic ... : • Joint pain ... • Transverse Myelitis ... : • Symptoms limited
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... Others: • Lupus ... Presentation - Systemic Symptoms ... purpura: strong sign ... differential #diagnosis #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
meningitis), MCC CNS symptoms ... SLE, Reactive arthritis ... Nonsurgical abdominal pain ... diagnosis #management #signs ... #symptoms #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Systemic lupus ... • Fever is the main ... SJIA], systemic lupus ... Diagnosis #Management #Hematology ... #Rheumatology