13 results
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Soluble antigen - Allergen-specific ... When the specific allergen ... with cytotoxic T ... Antigen-antibody complexes ... and cytotoxic T
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... Antigen-antibody complex ... Antigen-antibody complexes ... T-cells recruit ... reactions #types #allergy
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
antigen-surface complex ... antibody-antigen complexes ... it is entirely T-Cell ... T-Cell response ... exposure, because T-Cell
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
Type Ill - Immune Complex-Mediated ... Sickness) Type IV T-Cell-Mediated ... Classification #Allergy
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Differential Diagnosis Algorithm ... malig (AML, CML, T-cell ... histiocytosis • Allergic ... Differential #Diagnosis #Algorithm ... #allergy
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Differential Diagnosis Algorithm ... : • Squamous cell ... fungoides (cutaneous T-cell ... Viral - Herpes simplex ... Differential #Diagnosis #Algorithm
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... during medical evaluation ... Eosinophilia, 500-1,500 cells ... Hypereosinophilia, >1,500 cells ... causes are asthma, allergy
An intuitive way to use ultrasound to evaluate sick patients along the peri-shock to full shock
I call it, “Think ... #Diagnosis #POCUS ... #Evaluation #Protocol ... #Algorithm #High
An intuitive way to use ultrasound to evaluate sick patients along the peri-shock to full shock
I call it, “Think ... #Diagnosis #POCUS ... #Evaluation #Protocol ... #Algorithm #Low
Evaluation of Leukocytosis:
The term 'leukocyte' applies to any cells within the myeloblast, monoblast, & lymphoid lineages.
Include
Evaluation of Leukocytosis ... applies to any cells ... , T cells, and natural ... killer cells). ... Morphologically: absence of complete