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Glossary

  • Dialysis: In dialysis, a machine filters wastes, salts and fluid from your blood when your kidneys are no longer healthy enough to do this work. Hemodialysis is the most common way to treat advanced, permanent kidney failure. The procedure can help you carry on an active life despite failing kidneys.
  • Diffuse Alveolar hemorrhage (DAH): A subset of diffuse pulmonary hemorrhage when bleeding is diffuse and directly into the alveolar spaces. It can occur in a vast number of clinical situations and at time can be life threatening.
  • Disease activity (or just “activity”): Disease activity represents the aspects of your disease that are caused by active inflammation in organs targeted by the vasculitis and respond to treatment with steroids and immunosuppressive drugs.
  • Disease damage: Represents the parts of your disease that do not respond to anti-inflammatory and immunosuppressive therapy.
  • Disease flare: Represents recurrence of inflammatory activity of the underlying vasculitis after a state of remission has been achieved with treatment.
  • Disease Remission: Remission means the absence of disease activity.
  • DNA: Deoxyribonucleic acid; the body’s building blocks; a molecule responsible for the production of all the body’s proteins.
  • Dyspnea: Shortness of breath.