Digestive Sys. Colorectal cancer

Question 1

Colorectal cancer risk:
- Men
- Women

Answer 1

• 1 in 23
• 1 in 25

Question 2

Colorectal cancer 90% of cases occure in people over the age of ___

Answer 2

55

Question 3

Colorectal cancer is the ___ leading cause of death in US

Answer 3

Second

Question 4

Colorectal cancer risk factors

Answer 4

• FAP
• IBD
• Diet
• Obesity Somking
• Diabetes mekkitus
• Alcohol
• Decreased physical activity

Question 5

Colorectal cancer clinical presentation (7)

Answer 5

• Rectal bleeding
• Change in bowel habits
• Dark stools (blood)
• Butt pain
• Nausea vomiting
• Occult blood in stool and microcytic anemia
• Fatigue

Question 6

Colorectal cancer surgery depends on (2)

Answer 6

• location
• extention (when tumor invades nearby tissue)

Question 7

Colorectal cancer why use the belly board?

Answer 7

To reduce the amount of rad the small bowel recieves

Question 8

Colorectal cancer what is the limiting structure

Answer 8

small bowel

Question 9

Colorectal cancer why drink contrast before CT?

Answer 9

To highlight small bowel

Question 10

Colorectal cancer skin reactions include (2)

Answer 10

• erythema
• moist desquamation

Question 11

Colorectal cancer rad side effects (7)

Answer 11

• Dirarrhea
• Abdominal cramps
• Bloating
• Rectum inflamation
• Bloody mucus
• Difficulty urinating
• Decreased blood count

Question 12

Colorectal cancer survival stages (7)

Answer 12

Stage I: 93%
* Stage IIA: 85%
* Stage IIB: 72%
* Stage IIIA: 83%
* Stage IIIB: 64%
* Stage IIIC: 44%
* Stage IV: 8%

Question 13

Colorectal cancer rad setup (2)

Answer 13

• lower vac-lock
• belly board or prone pelvis board

Question 14

Colorectal cancer sim prep (2)

Answer 14

• contrast
• Bladder prep