13 results
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Myositis 4% - Lung ... #Diagnosis #autoantibodies ... #signs #symptoms ... #differential #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... (SLE), Systemic ... : Lupus (SLE), Systemic ... , Interstitial Pulmonary ... ANA #patterns #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... fibromyalgia) • Infections ... common • Antihistone ... #Diagnosis #Rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... lung disease (GLILD ... Chest CT: • Ground-glass ... hemolytic anemia) • Systemic ... hypogammaglobulinemia #immunology #hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
months to years) Systemic ... Lupus Erythematosus ... Evolution: Chronic disease ... comparison #table #rheumatology ... #diagnosis #management
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
rash) • Heart, lung ... [SLE], AOSD) • ... Infection (eg, ... #Management #Hematology ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
to exclude are infections ... Symptoms (Sx) in ... vasculitis, and SLE ... #rheumatology # ... classification
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 ... Adenocarcinoma Treatment ... Sjogrens #Syndrome #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
as SLE, atherosclerotic ... Nodosa: • PAN most commonly ... ischemia • Skin: Erythematous ... inflammatory lesions - interstitial ... #Rheumatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Epidemiology: • Most common ... Orange or Hep C Clinical ... with no early symptoms ... weeks without infection ... workup #oncology #hematology