11 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
peanuts), Hay fever ... Antigen-Ab immune complexes ... Dermatitis (ie. reaction ... Allergy #Allergic #Reactions ... #Types #Classification
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Types of hypersensitivity ... reactions Type ... Type Ill - Immune Complex-Mediated ... #reactions #Types ... #Classification
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
table of types of hypersensitivity ... Anaphylaxis, Hay fever ... Antigen-antibody complex ... Antigen-antibody complexes ... allergy #table #classification
Algorithm for the differentiation between simple and complex febrile seizures. Guidelines for evaluation of each. #Diagnosis
Algorithm for the ... between simple and complex ... Diagnosis #Management #EM ... FebrileSeizure #Fever ... #Seizure #Algorithm
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
Hypersensitivity ... antigen-surface complex ... antibody-antigen complexes ... #Hypersensitivity ... #Types #Classification
Acute Schistosomiasis: Katayama Fever
 • Most common in travelers and children
 • "Swimmers Itch" in the
Schistosomiasis: Katayama Fever ... rash • Systemic hypersensitivity ... reaction to the ... circulating immune complexes—coincides ... exposure) • Fever
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... , seasonal hay fever ... Antigen-antibody complexes ... #Types #Classification ... Allergy #Diagnosis #Reactions
Serious Bacterial Illness (SBI):
1) UTI and pyelonephritis
Most common cause of SBI
Accounts for 3-8% of uncharacterized fevers
Female
uncharacterized fevers ... (particularly complex ... Diagnosis #Peds #EM ... #Classification ... #Fever #SBI #SeriousBacterialIllness
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... to an allergic reaction ... allergen-antibody complex ... Allergen-antibody complexes ... peanuts) • Hay fever
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tracts Immune Complex ... Coronary arteries - Fever ... disease, drug reactions ... Vasculitis: • Fevers ... #rheumatology #classification