14 results
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Granulomatous lymphocytic ... severe community-acquired ... hemolytic anemia) • Systemic ... DDX - Other causes ... #hematology #diagnosis
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
type ± C3d • Blood ... 2) LOOK FOR a cause ... → Systematic screening ... #management #treatment ... #rheumatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Workup History ... plateletcount), peripheral blood ... IgA, IgG, IgM (CVID ... #Causes #Workup ... #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
cells can indicate disease ... Lymphocytosis: Absolute blood ... microglobulin Treatment ... #workup #oncology ... #hematology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Cytopenia: Common • Immunologic ... Workup: - ... life-threatening • Treatment ... Evolution: Chronic disease ... #rheumatology
Subglottic stenoses (SGS) during systemic diseases
Subglottic stenosis (SGS) = congenital (children) or acquired (adult) characterized by
Work-up: • Biology ... electrophoresis • Immunology ... Laryngotracheal cancer • Autoimmune ... #diagnosis #causes ... #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... Cerebrovascular Disease ... autoantibodies that will cause ... CNS #neurology #rheumatology ... #management #treatment
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
glands: • Focal lymphocytic ... UIP, NSIP): • Lymphocytic ... Adenocarcinoma Treatment ... #Rheumatology # ... Diagnosis #Management
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Phagocytosis of blood ... Purtilo (XLP) Acquired ... solid cancers • Autoimmune ... #management #treatment ... #summary #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Workup: - ... months to years) Systemic ... Evolution: Chronic disease ... comparison #table #rheumatology ... #diagnosis #management