11 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Positive ANAAutoimmune ... context of other symptoms ... likely it will be clinically ... , Interstitial Pulmonary ... #rheumatology #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
, dermatomyositis ... rheumatologic diseases ... fibromyalgia) • Infections ... Chronic B-cell activation ... #Diagnosis #Rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
years Clinical ... lung disease (GLILD ... Chest CT: • Ground-glass ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Syndrome (MAS) ... [SLE], AOSD) • ... #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... salivary ducts Clinical ... MALT Lymphoma • Lung ... #Rheumatology # ... Diagnosis #Management
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Tenderness → Consider infectious ... lung disease Malignancy ... lung disease • ... lung disease • ... Myositis #Myopathy #rheumatology
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
Antibodies targeting ... : • ILD was diagnosed ... #AntiNXP2 #Dermatomyositis ... #diagnosis #management ... #rheumatology #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Summary Autoimmune ... EGPA) • Auto-antibodies ... or serologies + symptoms ... sparing of the lung ... #management #treatment
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
to exclude are infections ... LFT • ESR • ANA ... ) pattern: antibodies ... SLE) • Urinalysis ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
, such as SLE, atherosclerotic ... ischemia • Skin: Erythematous ... • Progressive symptoms ... inflammatory lesions - interstitial ... #Rheumatology