Tx (neoplasia) Flashcards
1
Q
goal of Tx
A
cure, control or palliative care
2
Q
Sx
A
excise tumor (least s.e.; inc prognosis)
3
Q
radiation therapy
A
cell necrosis via free radicals + disruption of DNA bonds
4
Q
chemotherapy
A
- chemical Tx
- targets DNA
- inhibits cell division & growth
- can’t restrict drug to target malignant cells only
5
Q
immunotherapy
A
potent IR destroys CA cells via: cytokines, Abs, Ags, & cultured cells
(admin foreign Ag to body)
6
Q
hormone therapy
A
- for H responsive tumors
- disrupts CA cell regulation
- only work in hormonal areas
- causes cell necrosis
7
Q
combination therapy
A
use 2 or more therapies
8
Q
problems with Tx
A
- difficult to focus and restrict Tx
- recurrence
