Flashcards in Naming neoplasms Deck (26)
what is the suffix for benign and malignant neoplasms?
benign: - oma
epithelial malignant (90%): -carcinoma
stromal malignant (10%): -sarcoma
what is the difference between in-situ and invasive neoplasms
in-situ = no invasion through epithelial basement membrane
invasive = penetrated through basement membrane
malignant neoplasm of blood-forming cells arising in the BM
malignant neoplasm of lymphocytes, mainly affecting lymph nodes, eg Hodgkin's disease and non-Hodgkin's lymphoma
malignant neoplasm of plasma cells
germ cell neoplasms arise from?
pluripotent cells, mainly in testis or ovary
neuroendocrine tumours arise from?
cells distributed throughout the body
neoplasms mainly occuring in children, formed from immature precursor cells, e.g. nephroblastoma
a polyp is?
abnormal growth of tissue projecting from a mucous membrane
describe 3 different types of polyps
- papilloma: any tumour with finger-like projections
- sessile: slightly raised
- pedoncle: polyp at end of stalk
benign tumour of epithelial tissue with glandular origin and/or characteristics
squamous cell papilloma is?
benign papilloma of squamous epithelial tissue
malignant tumour of epithelial tissue with glandular origin and/or characteristics
basal cell carcinoma is?
malignant skin tumour
leiomyoma and leiomyosarcoma are?
benign and malignant smooth muscle neoplasm
fibroma and fibrosarcoma are?
benign and malignant fibrous tissue neoplasm
osteoma and osteosarcoma are?
benign and malignant bone neoplasm
chondroma and chondrosarcoma are?
benign and malignant cartilage neoplasm
lipoma and liposarcoma are?
benign and malignant fat neoplasm
benign nerve neoplasm
benign nerve sheath neoplasm
glioma and malignant glioma are?
benign and malignant glial cell neoplasm
tumour with tissue or organ components resembling normal derivatives of more than one germ layer.
malignant teratoma in testes
dermoid cyst is?
benign teratoma in ovaries