13 results
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Allergen-specific lgE causes ... Antigen-antibody complex ... Antigen-antibody complexes ... T-cells recruit ... allergy #table #classification
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
with cytotoxic T ... Antigen-antibody complexes ... and cytotoxic T ... Hypersensitivity #Types #Classification ... #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
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... as common - T ... Lymphoproliferative #Disorders #Classification ... #pathophysiology ... #differential #algorithm
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
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Activation of CD8 T ... Hemopathies+++: Hodgkin, T-cell ... Drugs, Unknown cause ... inhibitors under evaluation
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 ... Morphologically: absence of complete ... the underlying cause
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
surfaces causes ... it is entirely T-Cell ... allergen-specific T-Cell ... exposure, because T-Cell ... Reactions #Types #Classification
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... smooth muscle cells ... homeostasis is complex ... Differential #Diagnosis #Algorithm ... #Pathophysiology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate ... e.g., uptake by cells ... / hypoxemia -> focus ... the patient’s complete ... #typea #typeb #classification