16 results
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE ... Demyelinating Syndrome ... Lumbar Puncture, EEG ... Erythematosus #SLE ... CNS #neurology #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Toxic Damage (e.g ... Displacement (e.g ... Autoimmune • ITP • SLE ... Non-lmmune: • HELLP Syndrome ... Foreign Surface (e.g
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
La) - Sjogren's syndrome ... - Vasculitis, e.g ... - Vasculitis, e.g ... Goodpasture's syndrome ... diagnosis #table #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... . lupus, CLL, lymphoma ... (usually IgM) (e.g ... deficiencies (e.g ... differential #diagnosis #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... • Malignancy (e.g ... . hematologic) ... Endocrine disorders (e.g ... vein thrombosis Hematologic
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
Measurement in SLE ... Special cases (e.g ... #Measurement #SLE ... #rheumatology # ... pharmacology #levels #lupus
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Systemic lupus ... underlying disease (eg ... SJIA], systemic lupus ... erythematosus [SLE ... • Infection (eg
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Infected thrombosis, (e.g ... Lemierre's syndrome ... Malignancy: - Hematologic ... Inflammatory Diseases (e.g ... . autoimmune): Lupus
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
GI - Felty syndrome ... • Felty's syndrome ... disease, Vasculitis (e.g ... , Behçet's syndrome ... differential #diagnosis #rheumatology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
(systemic lupus ... infiltration (e.g ... Rare disorders, e.g ... - Vasculitis, e.g ... #Causes #peds #pediatrics