Types Of Cancer Flashcards
Carcinoma
Formed by epithelial cells
80-90% of all cancers
Column like shape
Multiple myeloma
Begins in plasma cells
Build up in bone marrow and form tumors in bones
B cell malignancy of the plasma cells characterize by specific hallmark symptoms
Most common cancer
In descending order:
Breast, lung/bronchus, prostate, colorectal, melanoma, bladder, NHL
Most common cancer in men
Prostate, lung, colorectal
Most common cancer in women
Breast, lung, colorectal
Oncogene: HER2/neu
Breast, gastric, gastroesophageal junction
Oncogene: ALK
Lung, Anaplastic large cell lymphoma
Oncogene: BCR/ABL
Leukemia
Oncogene: RAS
Bladder, lung, breast, ovarian
BRCA1/BRCA2
Tumor suppressor genes that encounter a recessive mutation in which both in pair are damaged
TP53
Tumor suppressor genes that encounter a recessive mutation in which both in pair are damaged
> 50% of all cancers
Risk factor: HIV
Kaposi sarcoma, cervical, head & neck lymphomas
Risk factor: UV radiation
Nonmelanoma skin cancer
What is the main risk factor for SCLC?
Tobacco use
Which lung cancer is fast growing, disuse, and aggressive? And often diagnosed at advanced stage?
SCLC
What is the most common type of lung cancer?
NSCLC
Specifically, adenocarcinoma
What are the risk factors for breast cancer?
Age (>45)
Prolonged exposure to ovarian hormones, particularly estrogen
What are the risk factors for NSCLC?
Tobacco use, radon gas, asbestos, 2nd hand smoke, occupational hazards, radiation, TB, fam hx of lung cancer
What are S&S for local or regional lung cancer?
Cough, wheezing, stridor, hemoptysis, pleuritic pain, SOB, atelectasis, PNA, pleural effusions
What are S&S for advanced lung cancer?
Fatigue, cough, dyspnea, decreased appetite and weight
What are S&S of a pancoast tumor (lung)?
Horner syndrome (drooping eyelid, absence of sweating, sinking of eyeball, constricted pupil on same side as tumor), radiating pain shoulder to forearm
What are the risk factors for gastric cancer?
H pylori infection
Age
Male
Hispanic/AA/Asian islander/Native American
Diet low in fruits & veg/high in salted or smoked foods
Chronic GI conditions
Cigarette smoking
Pernicious anemia
Fam hx gastric cancer/familial adenomatous polyposis/hereditary nonpolyposis colon cancer syndrome (Lynch’s syndrome)
Obese
Previous stomach surgery
Type A blood
Works in coal, metal, rubber
EBV infection
What are the risk factors for colorectal cancer?
Age, hx of CRC, polyps, ovarian CA, bowel disease, 1st degree relative with CRC, lynch syndrome, AA/Ashkenazi Jews, diet high in red or processed meats and low in fruit & veg, obesity, physical inactivity, heavy alcohol consumption, smoking, type II DM, insulin use
59% or colon cancer patients will be diagnosed with what?
Liver Mets
20% on initial diagnosis
20-30% after primary treatment