Lecture 1b: History of Cancer Flashcards
Definition of Cancer
Group of diseases characterized by uncontrolled growth of abnormal cells which can spread and invade nearby tissues.
Characteristics of Series of Mutations
Deregulated growth & Immortalization
Characteristics of Modified Cells
Divide at high rates, Detach, Establish themselves at new sites.
2 main categories of cancer
Hematologic (Blood Cancers & Solid Tumor Cancers
Hematologic (Blood) Cancer Definition
Cancers of the blood cells (Leukemia lymphoma, and multiple myeloma
Solid Tumor Cancer Definition
Cancers of any of the other body organs or tissues. The most common solid tumors are breast, prostate, lung, and colorectal.
Cancer is the ________ leading cause of death in the United States
Second
One of every _______ deaths in the United States is due to cancer
Four
For every 100,000 people, _______ new cancer cases were reported and _______ people died of cancer
436 & 149
Top 5 cancers by rates of new cancer cases
- Female Breast
- Lung and Bronchus
- Prostate
- Colon and Rectum
- Melanomas of the Skin
Top 5 cancers by rates of cancer deaths
- Lung and Bronchus
- Colon and Rectum
- Pancreas
- Female Breast
- Prostate
From 1999 to 2019 Cancer rates dropped _____%?
27%
Only _____% of all cancer related deaths occur before the age of 40 in the USA
1.7%
____% of cancers are diagnosed in those aged >50 years
90%
What are the earliest signs of cancer?
Tumor in Cretaceous Hadrosaurs from 70 million years ago.