13 results
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Rheumatology • ... Lupus (SLE): ANA ... Peptide (CCP) • Myositis ... • Scleroderma (Systemic ... #Rheumatology #
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Positive ANAAutoimmune ... • +ANA can be seen ... : Lupus (SLE), Systemic ... , Myositis, Mixed ... #patterns #rheumatology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... an underlying autoimmune ... • Systemic lupus ... spectrum disorder • ANCA-associated ... #Syndromes #neurology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... anemia 4% - Myositis ... #Diagnosis #autoantibodies ... #signs #symptoms ... #differential #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... • Anti-Ro/SSA autoantibodies ... rheumatologic diseases ... : • Symptoms limited ... #Diagnosis #Rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... months) and of autoantibodies ... months to years) Systemic ... Evolution: Chronic disease ... comparison #table #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... Conjunctivitis, mucositis ... lupus erythematosus ... Symptoms (Sx) in ... differential #diagnosis #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Can also be measured ... SLE-SSc-AlM overlap syndromes ... #Antinuclear #autoantibodies ... #Systemic #lupus ... erythematosus #diagnosis #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... et diutinum Neurologic ... macular Vasculitis) Autoantibodies ... to cold IgG • Lupus ... Paraproteinemias #Hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Symptoms (SX) in ... affects the skin, neurologic ... • Progressive symptoms ... cognitive impairment, neurologic ... Differential #Diagnosis #Rheumatology