9 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Hypersensitivity ... peanuts), Hay fever ... Antigen-Ab immune complexes ... Reactions #Types #Classification ... #Diagnosis #Definitions
Algorithm for the differentiation between simple and complex febrile seizures. Guidelines for evaluation of each. #Diagnosis
Algorithm for the ... between simple and complex ... Guidelines for evaluation ... FebrileSeizure #Fever ... Workup #Simple #Complex
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Type I Hypersensitivity ... clinical findings Definition ... allergen-antibody complex ... Allergen-antibody complexes ... peanuts) • Hay fever
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
Serious Bacterial Illness (SBI):
1) UTI and pyelonephritis
Most common cause of SBI
Accounts for 3-8% of uncharacterized fevers
Female
uncharacterized fevers ... Consider BCx, CSF evaluation ... (particularly complex ... Diagnosis #Peds #EM #Classification ... #Fever #SBI #SeriousBacterialIllness
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
Hypersensitivity ... : Definitions ... antigen-surface complex ... antibody-antigen complexes ... Reactions #Types #Classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Hypersensitivity ... , seasonal hay fever ... Antigen-antibody complexes ... sclerosis #Hypersensitivity ... #Types #Classification
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Purpuric Rashes- THE ALGORITHMIC ... petechiae/purpura with fever ... require emergent evaluation ... petechiae/purpura with fever ... petechiae require complete
Erythema Nodosum Overview

Definition: 
 • EN is an inflammatory condition characterized by tender, red nodules, typically
Nodosum Overview Definition ... symptoms such as fever ... Approach: Clinical Evaluation ... Laboratory Tests: • Complete