33 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... (common causes ... are asthma, allergy ... , drug reaction, ... Differential #diagnosis #hematology
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... Allergies): - Allergic ... Rhinitis - Allergic ... Differential #Diagnosis #Causes ... #hematology
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Eosinophilia and ... associated with allergic ... (in this case Tegretol ... Images #Clinical #Dermatology ... #DrugReaction #Eosinophilia
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Eosinophilia and ... associated with allergic ... (in this case Tegretol ... Images #Clinical #Dermatology ... #DrugReaction #Eosinophilia
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
Eosinophils (Eos ... : - Drug reaction ... infection - Allergic ... reaction - Atopic ... + T cells) - Allergic
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
of lgE Abs that bind ... cell surfaces causes ... causes development ... An allergic reaction ... #Allergic #Reactions
Penicillin Allergy Pathway for Antibiotic Prescription in Patients With Penicillin Allergy
Mild Reaction - Itching, Minor rash
Mild Reaction ... Itching, Minor rash ... Maculopapular rash ... urticaria OR Unknown reaction ... eosinophilia systemic
Hypereosinophilia Syndrome (HES) - Diagnosis and Management
Definition: An absolute eosinophil count (AEC) greater than 1500 and
attributable to eosinophilia ... with blood eosinophilia ... Secondary Causes ... : - Allergic disorders ... #diagnosis #hematology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Drug Reaction with ... Eosinophilia and ... extensive skin rash ... Edema in 70% of cases ... DRESS #Syndrome #dermatology
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 ... lgM antibodies bind ... #types #allergy