13 results
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
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Other brainstem syndromes ... (e.g. oculomotor ... AQP4-lgG disease; e.g ... disorders (Systemic lupus ... neurology #symptoms #signs
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic Lupus ... Demyelinating Syndrome ... Diagnosis of Lupus ... Lumbar Puncture, EEG ... CNS #neurology #rheumatology
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
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 ... • Infection (eg ... Diagnosis #Management #Hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
• Malignancy (e.g ... . hematologic) ... Endocrine disorders (e.g ... Shrinking lung syndrome ... vein thrombosis Hematologic
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... hyperviscosity syndrome ... WBC >100k, + lab signs ... unless worrisome EKG ... diagnosis #management #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Hyperviscosity Syndrome ... 20% Sjögren's syndrome ... tissue disorder (e.g ... . systemic lupus ... classification #rheumatology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
SLE (systemic lupus ... infiltration (e.g ... Rare disorders, e.g ... - Vasculitis, e.g ... #Causes #peds #pediatrics
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
of diagnosis (e.g ... skin (16-32%): lupus ... Specific sarcoidosis syndromes ... • Heerfordt syndrome ... Diagnosis #Management #Signs