Medical Definition of Aspiration

  • Medical Author:
    William C. Shiel Jr., MD, FACP, FACR

    Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.

Reviewed on 12/4/2018

Aspiration: Removal by suction of fluid and cells through a needle. Aspiration also refers to the accidental sucking in of food particles or fluids into the lungs.

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Reviewed on 12/4/2018