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Results 1 - 3 of 3 for Helium
  1. Substance use - inhalants 
    ... off by lighter fluid), computer cleaning spray, freon , helium, nitrous oxide (laughing gas), which is found in ...
    https://medlineplus.gov/ency/patientinstructions/000794.htm - Medical Encyclopedia
  2. Lung diffusion testing 
    ... and a tracer gas, such as methane or helium. You hold your breath for 10 seconds, then ...
    https://medlineplus.gov/ency/article/003854.htm - Medical Encyclopedia
  3. Pulmonary function tests 
    ... also be measured when you breathe nitrogen or helium gas through a tube for a certain period ...
    https://medlineplus.gov/ency/article/003853.htm - Medical Encyclopedia