text: Glossary
  *health service support
  (Joint) All services performed, provided, or arranged to promote, improve,conserve, or restore the
  mental or physical well-being of personnel. Also called HSS. (JP 4-02) (Army) Health service
  support is support and services performed, provided, and arranged by the Army Medicine to promote,
  improve, conserve, or restore the behavioral and physical well-being of personnel by providing direct
  patient care that include medical treatment (organic and area support) and hospitalization, medical
  evacuation to include medical regulating, and medical logistics to include blood management.
  inpatient
  A person admitted to and treated within a Role 3 and 4 hospital and who cannot be returned to duty
  within the same calendar day. (ATP 4-02.10)
  lines of patient drift
  Natural routes along which wounded Soldiers may be expected to go back for medical care from a
  combat position. (ATP 4-02.2)
  mass casualty
  Any number of human casualties produced across a period of time that exceeds available medical support
  capabilities. (JP 4-02)
  medical evacuation
  The timely and effective movement of the wounded, injured, or ill to and between medical treatment
  facilities on dedicated and properly marked medical platforms with en route care provided by medical
  personnel. Also called MEDEVAC. (ATP 4-02.2)
  medical regulating
  The actions and coordination necessary to arrange for the movement of patients through the roles of care
  and to match patients with a medical treatment facility that has the necessary health service support
  capabilities, and available bed space. (JP 4-02)
  *medical treatment facility
  (Joint) A facility established for the purpose of furnishing medical and/or dental care to eligible
  individuals. (JP 4-02) (Army) Medical treatment facility refers to any facility established for the
  purpose of providing medical treatment. This includes battalion aid stations, Role 2 facilities,
  dispensaries, clinics, and hospitals.
  nontransportable patient
  A patient whose medical condition is such that he could not survive further evacuation to the rear without
  surgical intervention to stabilize his medical condition. (ATP 4-02.2)
  operational dental care
  The dental care provided for deployed Soldiers in theater consisting of emergency dental care and
  essential dental care (ATP 4-02.19)
  operational public health
  The application of public health practices and conduct of public health-related activities within a
  geographic area where military operations are conducted by TOE units. (AR 40-5)
  outpatient
  A person receiving medical/dental examination and/or treatment from medical personnel and in a status
  other than being admitted to a hospital. Included in this category is the person who is treated and retained
  (held) in a medical treatment facility (such as a Role 2 facility) other than a hospital. (ATP 4-02.10)
  *patient
  A sick, injured or wounded individual who receives medical care or treatment from medically trained
  personnel.