11 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Antibody) and ANCA ... Microscopic polyangiitis ... Jcortesizaguirr #ANA ... #antibodies #diagnosis ... #rheumatology #
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Using fluorescence microscopy ... : The ANA patterns ... : Lupus (SLE), Systemic ... #ANA #patterns ... #rheumatology #diagnosis
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
ANA - Non-specific ... c-ANCA - Vasculitis ... granulomatosis p-ANCA ... Microscopic polyangiitis ... #rheumatology #
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... Associated Rheumatic ... #ANA #patterns ... #rheumatology #diagnosis ... #differential
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Diagnosis Framework ... Nodosa (PAN), ANCA ... Systemic lupus ... erythematosus (SLE ... #Diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
): • Microscopic ... rheumatic diseases ... Dx: GPA, EGPA, microscopic ... ) pattern: antibodies ... #rheumatology #
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Types II and III ... DDX: • ANCA (Antineutrophil ... - GPA, EGPA, microscopic ... ), rheumatoid arthritis ... #rheumatology #
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Secondary: CTD: SLE ... • ANCA Associated ... : - Microscopic ... #rheumatology # ... differential #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Diagnosis: • ANCA-associated ... vasculitis, rheumatoid ... • Type-I Interferonopathies ... #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... polarized light microscopy ... ACE level, CXR, ANCA ... #Disease #Rheumatoid ... #testing #Rheumatology