14

Question 1

why do biopsy

Answer 1

• diagnosis
• guide treatment
• affect prognosis?

Question 2

when to do excisional biopsy

Answer 2

remove entire visible mass
* benign masses
* some gingival masses
* treatment not altered by tumor type
* re-excision possible without great morbidity- BEST CHANCE OF CURE IS 1st SURGERY

Question 3

when to do incisional biopsy

Answer 3

• large superficial lesion
• morbidity associated with definitive surgery without a diagnosis (liver)
• careful planning needed based on size and location
• less invasive sampling has not yielded a diagnosis

WILL require 2nd surgery
can seed cancer cells

Question 4

intracapsular

Answer 4

rare
debulking- cut into tumor- leaving gross disease behind

Question 5

marhinal/cytoreductive excisions

Answer 5

lipomas and benign masses
maligant lesion- goal is microscopic disease

Question 6

wide excision

Answer 6

• 2-3 cm border
• 1 fascial plane deep

Question 7

radial excision

Answer 7

remove entire compartment

• amputation
• hemipelvectomy

Question 8

what do you want on histopath

Answer 8

• tumor vs other
• benign vs maligant
• histologic type
• grade
• margins
• lymphovascular invasion