9 results
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Allergen-specific lgE causes ... Antigen-antibody complex ... T cells. ... 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 ... cytokines, which activate ... Hypersensitivity #Types #Classification ... #Pathophysiology
Humoral Immunity - Pathogenesis and Clinical Findings
Antigens (Ag) are produced from pathogens (bacteria, viruses, fungi, parasites)
cells and activate ... B cellsT cell-independent ... co-receptor complex ... proliferate and differentiate ... Humoral #Immunity #pathophysiology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Diagnosis Algorithm ... are present • Classic ... as common - T ... Lymphoproliferative #Disorders #Classification ... #pathophysiology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
by Etiology - Differential ... Diagnosis Algorithm ... fungoides (cutaneous T-cell ... Viral - Herpes simplex ... #causes
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... germinative skin cells ... Causes: 1) Exfoliative ... 4) Skin-homing T-cells ... #Differential #
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
- Differential ... Diagnosis Algorithm ... Red blood cells ... Hematuria with active ... • Immune-complex
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
allergens and activate ... it is entirely T-Cell ... allergen-specific T-Cell ... exposure, because T-Cell ... Reactions #Types #Classification
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

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