11 results
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
and Associated Rheumatic ... lupus erythematosus ... lupus erythematosus ... (SLE), Systemic ... #diagnosis #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
lupus erythematosus ... lupus erythematosus ... • Rheumatic Diseases ... : Lupus (SLE), Systemic ... #diagnosis #differential
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
(rare) • Rheumatic ... (IgG4-RD), Rheumatoid ... Systemic lupus ... erythematosus (SLE ... #Diagnosis #rheumatology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Lupus (SLE): ANA ... others (RNP, aPL antibodies ... ribonucleoprotein) • RA: Rheumatoid ... • Scleroderma (Systemic ... #table
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Dermatomyositis Erythema chronicum ... • Rheumatic fever ... lesions • Discoid lupus ... #skin #rashes #differential ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... vasculitis, rheumatoid ... #Systemic #Lupus ... #Diagnosis #Rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
: • Clinical triad ... respectively, having rheumatoid ... Elevated serum rheumatoid ... lupus erythematosus ... (SLE), rheumatoid
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis: Systemic ... rheumatic diseases ... lupus erythematosus ... differential #diagnosis ... classification
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Laboratories Studies in Rheumatic ... lupus erythematosus ... #Disease #Rheumatoid ... #workup #diagnosis
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Lupus Erythematosus ... • Evolution: Chronic ... disease Dr. ... #table #rheumatology ... #diagnosis #management