3881 results
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... Allergen-specific lgE causes ... Acute transfusion reaction ... hypersensitivity #reactions ... classification #comparison
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
general seizure caused ... and metabolic causes ... to a conversion reaction ... Signs #Symptoms #Comparison
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
- Transfusion Reactions ... without other cause ... #Transfusion #Reactions ... hematology #diagnosis #comparison
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
findings based on cause ... syndrome, infusion reactions ... Diagnosis #table #comparison
Hyperthermic Toxidromes
Five toxidromes may present with overlapping features: hyperthermia, rhabdomyolysis, altered mental status/seizures.
 • Sympathomimetic -
Ideosyncratic reaction ... pharmacogenetic disease caused ... Hyperthermic #Toxidromes #comparison
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... : - Drug reaction ... infection - Allergic reaction ... disease Rare causes
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Penicillin-induced drug reaction ... Erythematosus, Reactive ... Dermatitis (ie. reaction ... Allergy #Allergic #Reactions
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... - Transfusion reaction ... - Transplant rejection ... Noninfectious #Causes
Evaluation of Leukocytosis:
The term 'leukocyte' applies to any cells within the myeloblast, monoblast, & lymphoid lineages.
Include
× 109 per L] Reactive ... Leukemoid reaction ... Leukemoid Reaction ... in a leukemoid reaction ... the underlying cause
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
blisters, possibly crusts ... Bullous impetigo - Reaction ... diabeticorum) - Reaction ... Diagnosis #Algorithm #causes