fine needle aspiration

noun

Medical Definition of fine needle aspiration

: the process of obtaining a sample of cells and bits of tissue for examination by applying suction through a fine needle attached to a syringe abbreviation FNA — compare core biopsy

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“Fine needle aspiration.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/fine%20needle%20aspiration. Accessed 28 Nov. 2020.

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