BIOLOGY 2F03 Lecture Notes - Lecture 3: B Cell, T Cell, Diarrhea
Immunology Notes
Immune System
• Innate Immune System
o Phagocytes
o Complement
• Acquired Immune System
o B lymphocytes
o T lymphocytes
Immunodeficiency
Primary
• T cell
• B cell (antibodies)
• Phagocytes
• Complement
General features
• Recurrent infections (number, organisms, sites, sensiIvity to antibioIcs)
• Unexplainable symptoms
o Failure to thrive
o Chronic diarrhoea, chronic mouth ulceraIon/thrush
• Specific features to each group/condition
Secondary/Acquired
• Age
• Malnutrition
• Pathology
o Haem. Malignancies/InfecIons/Organ failure
• Drugs
o Steroids, DMARDs, chemotherapy
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