31 results
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
cell surfaces causes ... allergic reaction ... causes development ... An allergic reaction ... #Allergic #Reactions
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Causes of Diffuse ... ) #Diffuse #Focal ... Diagnosis #Algorithm #Causes ... #Hematology #Oncology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... • Acne • Allergy ... Leukemia - History of Bleeding ... Diagnosis #Algorithm #Causes ... #Hematology #Oncology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Infectious • Varicella ... Bullous impetigo - Reaction ... diabeticorum) - Reaction ... Vesiculobullous #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... cell antigens, leading ... chain causing local ... #types #allergy
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Drug Reaction with ... hypersensitivity reaction ... associated with allergic ... (in this case Tegretol ... Images #Clinical #Dermatology
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Drug Reaction with ... hypersensitivity reaction ... associated with allergic ... (in this case Tegretol ... Images #Clinical #Dermatology
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
released during an allergic ... reaction or asthma ... Or Inflammatory Reactions ... Chickenpox Other Causes ... #hematology #basophils
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
Polio Virus -> Fecal-oral ... lethargy, poor feeding ... vessel collapse leading ... meningoencephalitis • Varicella-Zoster ... abnormal vaginal bleeding
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... #Localized #Focal ... Diagnosis #Algorithm #Causes ... #Hematology #Oncology