46 results
Cellular and humoral immune responses of the adaptive immune system. Activated T cells accomplish cellular immune
Activated T cells ... to the T-cell receptor ... histocompatibility complex ... depending on the T-cell ... ImmuneResponses #immunology #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #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
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Allergen-specific lgE causes ... Antigen-antibody complex ... Antigen-antibody complexes ... - Mediators: T ... T-cells recruit
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
with cytotoxic T ... Antigen-antibody complexes ... erythematosus Type IV - T ... and cytotoxic T ... 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
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Differential Diagnosis Algorithm ... carcinoma • Basal cell ... fungoides (cutaneous T-cell ... Differential #Diagnosis #Algorithm ... #causes
Humoral Immunity - Pathogenesis and Clinical Findings
Antigens (Ag) are produced from pathogens (bacteria, viruses, fungi, parasites)
other tissue • T ... to CD4+ helper T ... B cellsT cell-independent ... co-receptor complex ... Humoral #Immunity #pathophysiology
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
Systemic Lupus Erythematosus (SLE): Pathogenesis

 • Genetic factors (Mutations in HLA- DR2/HLA-DR3 genes, complement genes, cytokine
dysfunction of dendritic cells ... , B-cells, T-cells ... production of immune complexes ... Auto-reactive T-cells ... Erythematosus #SLE #Pathophysiology