What are the indications for ultrasound-guided breast interventions?

Updated: Jan 24, 2017
  • Author: Durre Sabih, MBBS, MSc, FRCP(Edin); Chief Editor: Mahan Mathur, MD  more...
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Ultrasound-guided interventions are used for cyst aspiration, fine-needle, and core biopsies, sentinel node injections, localizing wire placement, guiding the placement of brachytherapy catheters, and directional vacuum-assisted biopsy. During biopsy, care must be taken to orient the needle as parallel to the chest wall as possible, especially when performing a core biopsy with a spring-loaded biopsy gun or automated needle. The needle "throw," which may be over 2 cm in some cases, should be taken into account, so that when fired, the needle does not injure the underlying tissues.

Immediately after a spring loaded core biopsy, a b Immediately after a spring loaded core biopsy, a bright, echogenic streak appears along the needle track. This helps to assure that the mass has indeed been biopsied.

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