What are positive + negative surgery margins?
Positive = cancer cells come right to edge of removed tissue
Clear/ negative margins = no cancer cells seen at outer edge of removed tissue
What forms of biopsy are there?
Fine needle aspiration cytology
Tru-cut needle biopsy (piece is sampled under LA)
How can surgery be used for staging?
Surgical axillary lymph node assessment = allows more accurate assessment of cancer + risk of relapse
What is cytoreductive surgery + when is it used?
Reducing bulk of tumour for long term benefit
Used in ovarian cancer
When is curative surgery for mets used?
When there is a solitary met (lung met from sarcoma or liver met from colon cancer)
What are examples of palliative surgery?
Bypass procedure for intestinal obstruction
Orthopaedic pinning of bone fractures