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Core needle and fine needle

2018-01-31 00:12:17
What's the difference between fine needle aspiration and core needle aspiration ?
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Fine needle aspiration is tissue sampling with small bore needle-22-24 G needle. CORE needle biopsy-wide bore needle used 16-18 G needle. Core needle biopsy gives more tissue for pathological examination. FALSE NEGATIVE rate with core needle biopsy is around 4% where as with FNAC its around 10-15%.

Answered2018-02-01 07:46:19

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