Biopsy for 乳腺癌 Diagnosis: MRI-Guided Core Biopsy
If an MRI detects an abnormality in your breast that can't be seen on a mammogram or with ultrasound, 你的十大赌博平台排行榜可能会建议进行核磁共振引导下的核心活检. 这比 手术活检 而且几乎不会留下疤痕. 在手术过程中, the doctor uses MRI to locate the abnormal tissue and take a small sample for evaluation.
准备
如果你服用药物或补充剂, ask your doctor whether you should stop taking them before the biopsy. This includes over-the-counter drugs, such as aspirin, and herbs used for health purposes. 此外,如果你可能怀孕了,告诉你的十大赌博平台排行榜.
On the day of your appointment, please follow these guidelines:
- Don't wear powder, deodorant, lotion or perfume under your arms or on your 乳房.
- Don't wear jewelry unless it can be quickly and easily removed.
- Arrive 30 minutes before your appointment to allow time for check-in, changing and preparation.
过程
The procedure takes from two to three hours, most of which involves preparation, setup and aftercare. 活检本身需要不到一分钟的时间.
对于任何核磁共振扫描, you remove your clothes – everything but underwear – and put on a hospital gown, Plus提供了裤子和袜子. You also need to remove anything metal – including jewelry, watches and hearing aids – because the MRI machine contains powerful magnets. 静脉导管放置在一只手臂上, so that we can inject contrast dye (a harmless substance that improves the clarity of the images.
你在手术过程中保持清醒, lying facedown on a padded MRI scanner table that has a cushioned opening for your breast. The opening is surrounded by a device called a breast coil that holds the breast in place and works with the machine to create images. The MRI technologist takes images for five to 10 minutes to precisely locate the abnormality. You need to remain very still during this part of the procedure.
下一个, the radiologist cleans your breast and injects a local anesthetic, 哪一个可能会刺痛几秒钟. 曾经乳房麻木, 放射科十大赌博平台排行榜会做一个很小的切口, 在MRI图像的引导下, inserts a thin needle or sheath into the suspicious area. 拍摄了更多的图像来确认位置. The radiologist then inserts a special biopsy needle that can take several tissue samples at once while delivering numbing medication. This isn't painful, but you may feel slight discomfort, light pressure or a pulling sensation. The biopsy samples are sent to the pathologist for evaluation.
下一个, the radiologist places a tiny metal clip in your breast to mark the biopsied spot. 你感觉不到夹子了, 但如果你需要手术的话, 它将帮助外科十大赌博平台排行榜找到正确的位置. 即使不需要手术, the clip will help your doctor monit或者是 area on future mammography and MRI exams.
The radiologist applies pressure to the incision to stop bleeding and minimize bruising, then covers the wound with adhesive skin closure strips. 最后, a gentle mammogram (using minimal compression) is taken to document where the clip was placed.
复苏
Your breast may be sore and tender for several days. The discomfort is typically relieved with over-the-counter pain medications, 如泰诺(对乙酰氨基酚). Be sure to follow your care team's instructions on which activities to avoid while you heal, how to care f或者是 incision and which medications are safe to take for pain.
There's a slight risk of infection or excessive bleeding after the procedure. 请打电话给 乳房成像 或者是 乳房护理中心 immediately if you experience any of the following symptoms:
- 肿胀恶化或不消失
- 继续出血
- 发烧超过华氏101度(38度).摄氏3度)
- Pain that doesn't respond to Tylenol or other approved non-aspirin pain relievers
加州大学旧金山分校健康 medical specialists have reviewed this information. It is for educational purposes only and is not intended to replace the advice of your doctor or other health care provider. We encourage you to discuss any questions or concerns you may have with your provider.