37 results
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
cell surfaces causes ... causes development ... An allergic reaction ... #Allergic #Reactions ... #Types #Classification
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Angioedema - Classification ... exposure • Non-allergic ... drug reaction - ... cell-mediated in > 90% of cases ... #Angioedema #Classification
Hemolysis Classification - Intrinsic and Extrinsic Causes

Commentary: Another way to think of immune hemolysis would be
and Extrinsic Causes ... autoimmune (most of the causes ... hemolytic transfusion reactions ... Differential #Diagnosis #Causes ... #Algorithm
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
cytokines Common causes ... : - Drug reaction ... reaction - Atopic ... disease Rare causes ... Differential #Diagnosis #Causes
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
mediated; exposure to allergen ... causes development ... of allergen-specific ... Allergic reaction ... Initial exposure to allergen
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... #types #allergy ... #table #classification
Pediatric Mouth Disorders - Differential Diagnosis Algorithm
Teeth:
 • Teething
Painful - Gastrointestinal:
 • Crohn's Disease
 • Ulcerative
Differential Diagnosis Algorithm ... Inflammation: • Allergic ... Reaction #Mouth ... Differential #Diagnosis #Algorithm ... #Causes #Peds #
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... for secondary causes ... eosinophilia (common causes ... are asthma, allergy ... , drug reaction,
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
released during an allergic ... reaction or asthma ... Or Inflammatory Reactions ... Chickenpox Other Causes ... Differential #Diagnosis #causes
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
Classification of ... syndrome, drug reactions ... cholestasis, and some cases ... miscellaneous causes ... #differential #causes