#immunological_disorder__immunologicaldisorder  a disorder of the immune system
  supertype:  disorder.state__upset  condition in which there is a disturbance of normal functioning; "the doctor prescribed some medicine for the disorder"; "everyone gets stomach upsets from time to time"
  subtype:  immunodeficiency  immunological disorder in which some part of the body's immune system is inadequate and resistance to infectious diseases is reduced
     subtype:  AIDS__acquired_immune_deficiency_syndrome  a serious (often fatal) disease of the immune system transmitted through blood products especially by sexual contact or contaminated needles
     subtype:  agammaglobulinemia  a rare immunological disorder characterized by the virtual absence of gamma globulin in the blood and consequent susceptibility to infection
     subtype:  hypogammaglobulinemia  an abnormally low concentration of gamma globulin in the blood and increased risk of infection
  subtype:  immunosuppression  lowering the body's normal immune response to invasion by foreign substances; can be deliberate (as in lowering the immune response to prevent rejection of a transplanted organ) or incidental (as a side effect of radiotherapy or chemotherapy for cancer)
  subtype:  anergy.immunological_disorder  reduction or lack of an immune response to a specific antigen

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