UNIT 6 NEOPLASIAS Flashcards
WHAT IS:
- hypertrophy
- hyperplasia
- enlargement cells, no remains same
2. no cells multiple but size remians same.
neoplasia?
new modified cell clone, excessive + uncontrolled
what is a cancer?
from caricinoma (malginant neoplasm) originated in epithelial cells .
malignant =
- shape different
- nucelus abnromal
- cells disorganised
metastasis is due to?
- lymphatic or heamatogenous dissemination
- most common: brain + bone, liver + lungs
what is anaplasia?
very immature cell, growth rate is very high
what is dyplasia? 3
non malignant
- pre malignant (intermediate stage)
- most common = oral, cervic, colon
what is polyplasia?
- growth towards central aluscera
- most cmon : colon
- beging can turn malignant
what are most malginant neoplasias in female and male?
- male = prostate 29%
- female = breast 26%
WHAT IS: 1, carcinoma 2. sarcoma 3.adenocarcinoma 4. neoplasm
- cancer of EPITHELIAL TISSUE-skin or lining sarcoma
- malignant CONNECTIVE TISSUE
- malignant GLANDULAR
- abnormal growth begning or malignant
oma =
carcinoma =
oma = beging carcinoma = malginant
what is myosarcoma
angloma?
- malginant neoplasm in muscle
- begning neoplasm in vessels
excpections of oma ( neoplasms that are malginant that en din OMA)
- melanoma
- lymphoma
- myeloma (bone marrow)
osteoma causes what?
ostyolysis
difference btween proteoncgone non active
and oncogene?
it does not promote cancerous gene NON ACTIVE
it does promote cancerous gene (ACTIVE FORM)
WHICH environmental carcinoma VIRUS’S are oncogenic? 4
- hBV + HCV
- EBV
- NHV 8
- HPV
which associated cancer types are there with EBV? 3
- BURKIT LYMPHOMA
- Hodgkin disease ( binucelous)
- Naso pharingeal carcinoma
DIffrence betwee hep b + c ?
HBV = ATTACKS LIVER
Open sores, or body fluids
HCV = ATTACKS LIVER
- jaudice, loss apitite , nasuea
- bodily fluids, birth
WHAT IS EBV?
HUMAN herpesvirus
- INFECTIVE mononucleos ( GLANDULAR FEVER +KISSING VIRUS)
- common in black race
what is kaposi sarcoma?
- malignant CT
- common in african mouths
- masses in skin, etc
which virus’s increase risk of kaposi sarcoma?
- HIV
- HERPES 8
- HOMOSEXUAL
What is Burkitt lymphoma that is influenced by EBV?
- CANCER affect b cells = immnity
- SPORADIC FORM = non african = via malaria
- clinical non specific features of cancer=
2. specific
- weight loss
- fever
1.stenosis ( narrowing of vessels )
pain, dysfunction
most cancer is what type?
CARCINOMA
EPITHELIAL= GI TRACT, SKIN, RESP, CERVICAL
