10 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Polymyositis / Dermatomyositis ... syndrome Anti-Scl ... Associations #diseases #diagnosis ... #table #rheumatology ... #antibodies
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Antineutrophil cytoplasmic antibodies ... scleroderma) - Anti-Scl ... Polymyositis and dermatomyositis ... Antineutrophil #antibodies ... #diagnosis #rheumatology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Differential Diagnosis ... - Metabolic alkalosis ... - Gitelman SIGNS ... cause metabolic alkalosis ... #Differential #Diagnosis
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... dorsal part of the MCP ... Inverse Gottron’s sign ... #rheumatology # ... dermatology #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... anti-phospholipid antibodies ... (CVID, WAS), (neurologic ... changes), high MCV ... #Differential #Diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... artery aneurysms Diagnosis ... ) Differential Diagnosis ... #management #signs ... #symptoms #rheumatology
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
Antibodies targeting ... chest (in a V-sign ... dorsal part of the MCP ... : • ILD was diagnosed ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... Still disease, dermatomyositis ... Non-autoimmune rheumatologic ... -70, RNP antibodies ... #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential Diagnosis ... RP-ILD), dermato-rheumatologic ... papules and Gottron sign ... ) • Shawl sign ... Myositis #Myopathy #rheumatology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
pulmonary symptoms • Rheumatologic ... for Blastomyces antibodies ... MC: CNS CSF: • ... : • Serology for ... Coccidioides antibodies