8 results
Algorithm for the differentiation between simple and complex febrile seizures. Guidelines for evaluation of each. #Diagnosis
between simple and complex ... Guidelines for evaluation ... Diagnosis #Management #EM ... FebrileSeizure #Fever ... Workup #Simple #Complex
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
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
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... Anaphylaxis, Hay fever ... Antigen-antibody complex ... Antigen-antibody complexes ... allergy #table #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
, seasonal hay fever ... Antigen-antibody complexes ... Hypersensitivity #Types #Classification ... Allergy #Diagnosis #Reactions
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
Evaluation of Leukocytosis:
The term 'leukocyte' applies to any cells within the myeloblast, monoblast, & lymphoid lineages.
Include
Evaluation of Leukocytosis ... Leukemoid reaction ... neutropenia: typhoid fever ... Morphologically: absence of complete ... Leukemoid Reaction
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