Core-needle biopsies can also be ultrasound-guided, or a doctor may use an MRI or mammogram machine. This latter procedure is called a stereotactic breast biopsy. The ACS notes if the results of a ...

The choice between a core needle biopsy and a vacuum-assisted biopsy depends on factors such as the size and location of the ...

If the evaluation is nondiagnostic, either aspiration should be reattempted or core-needle or excisional biopsy should be performed. If the FNA biopsy results are negative, core-needle or ...

They can help us predict how the cancer will respond to a treatment. What is a core needle biopsy? We use a core needle biopsy if we need a tissue sample larger than an FNA sample. We also use it if ...

They use a very thin one in a fine needle biopsy to remove a small sample of cells or tissue. They will use a larger one to get a bigger piece of bone in a core needle biopsy. You might feel some ...