18 results
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Allergen-specific lgE causes ... Anaphylaxis, Hay fever ... Antigen-antibody complex ... T-cells recruit ... allergy #table #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
, seasonal hay fever ... Antigen-antibody complexes ... IV - T cells - ... #Classification ... #Pathophysiology
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
it is entirely T-Cell ... exposure to allergen causes ... allergen-specific T-Cell ... exposure, because T-Cell ... Allergy #Immunology #pathophysiology
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
surfaces causes ... it is entirely T-Cell ... exposure to allergen causes ... allergen-specific T-Cell ... exposure, because T-Cell
Pathogenesis of Rheumatic Fever

Pathogenesis of rheumatic fever. 
1. GAS pharyngitis leads to antigenic presentation of pathogenic
pathogenic peptides to T-cells ... cross-reactive T-cells ... This facilitates T-cell ... Exposure of Type-IV ... #Pathophysiology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Erythroderma - Diagnostic Algorithm ... Pathophysiology: ... germinative skin cells ... Causes: 1) Exfoliative ... 4) Skin-homing T-cells
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Differential Diagnosis Algorithm ... fungoides (cutaneous T-cell ... Viral - Herpes simplex ... Differential #Diagnosis #Algorithm ... #causes
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... are present • Classic ... as common - T ... Lymphoproliferative #Disorders #Classification ... #pathophysiology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate ... The most common causes ... - Many other causes ... Causes of elevated ... Causes of Lactate
Evaluation of Leukocytosis:
The term 'leukocyte' applies to any cells within the myeloblast, monoblast, & lymphoid lineages.
Include
, T cells, and natural ... type in the peripheral ... neutropenia: typhoid fever ... Morphologically: absence of complete ... the underlying cause