neoplasia Flashcards
1
Q
what is benign?
A
well differentiated, low mitotic activity, no metastasis, and no necrosis.
2
Q
what is malignant?
A
not well differentiated, erratic growth, metastasis, invade cells, and decrease apoptosis.
3
Q
what is hamartoma?
A
is abnormal growth of tissue in its origin like peutz-jeghers polyps.
4
Q
what is choristoma?
A
well organized growth/ normal growth of tissue but grow in different place not where it suppose to be like gastric tissue located in distal ileum in (Meckel diverticulum)
5
Q
Carcinoma
A
Carcinoma implies epithelial origin,
6
Q
sarcoma
A
sarcoma denotes mesenchymal origin
7
Q
ALK
A
Lung adenocarcinoma
8
Q
EGFR (ERBB1)
A
Lung adenocarcinoma
9
Q
HER2 (ERBB2)
A
Breast and gastric carcinomas
