Autoimmune Diseases Summary

Autoimmune Diseases

• Autoimmune disease: a condition where antibodies act against the individual's own tissue.
• Key characteristics:
  • A. Antibodies are produced automatically.
  • B. Antibodies target self-tissue.
  • C. Antibodies are not produced (incorrect).
  • D. Antigens resist antibodies (incorrect).

Autoimmune Diseases Affecting Joints

• Rheumatoid arthritis: main autoimmune disease that affects the joints.
• Other conditions:
  • Multiple sclerosis (affects the nervous system, not joints).
  • Type 1 diabetes (affects insulin, not joints).