8 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Drug-induced SLE Anti-Jo-1 ... Polymyositis / Dermatomyositis ... #diagnosis #table ... #rheumatology # ... antibodies
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... nodular pattern. 1. ... Hypersensitivity pneumonitis ... Radiology #Pulmonary #CTChest ... Differential #Comparison #Table
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
or the anterior chest ... severity of the disease ... and ILD • Liver ... Phenotype 1 ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
, dermatomyositis ... • Acute lupus pneumonitis ... • ANA titers > 1: ... Ro/La, anti-Jo-1, ... SCL-70, RNP antibodies
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... : 1. ... Pneumonitis 3. ... antibiotics once stable ... shows a small, stable
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
Antibodies targeting ... had more severe disease ... : • ILD was diagnosed ... Prednisone at 1 ... diagnosis #management #rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Anti-MDA5 (RP-ILD ... ), dermato-rheumatologic ... Ab • Anti-Jo-1 ... enzymes • Anti-Jo-1 ... Myositis #Myopathy #rheumatology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
pulmonary symptoms • Rheumatologic ... clinical forms: 1) ... for Blastomyces antibodies ... Aspergillosis Pathophysiology ... for Coccidioides antibodies