Top
20
Doctor insights on: Colerectal Cancer

Share
1

1
Colorectal cancer causes?

Colorectal cancer causes?

Heredity & diet: The cause is not known in most cases. In a small number the cause is clearly heredity, e.g., apc and hnpcc. In the garden variety colon cancer, a diet low in fiber and rich in fats may increase the risk of cancer. ...Read more

Dr. Barry Rosen
4,348 doctors shared insights

Cancer (Definition)

Cancer is a group of diseases that is characterized by uncontrolled cell growth leading to invasion of surrounding tissues that spread to other parts of the body. Cancer can begin anywhere in the body and is usually related to one or more genetic mutations that allow normal cells to become malignant by interfering with internal cellular control mechanisms, such as programmed cell death or by preventing ...Read more


2

2
Colon cancer chemo necessary?

Colon cancer chemo necessary?

Depends on stage: Chemotherapy is never used for stage 1 cancers (early). It is sometimes used in stage 2 cancers (early but more advanced than stage 1). Chemotherapy is definitely beneficial in stage 3 cancers (locally advanced) and in stage 4 cancers (distant spread). ...Read more

See 2 more doctor answers
3

3
Is rectal cancer curable?

Is rectal cancer curable?

Yes: If caught early, can be successfully treated with local excision or neoadjuvant chemotherapy and radiation followed by surgery. The key is early diagnosis! all bleeding should be thoroughly evaluated and appropriate screening with colonoscopies can prevent more advance and incurable colorectal cancers! ...Read more

See 1 more doctor answer
4

4
Is rectal cancer hereditary?

Is rectal cancer hereditary?

Usually not : Most patients with rectal cancer have not inherited it. A small subset have genetic mutations that put them at risk. Probably around 5 % of rectal cancers are hereditary. ...Read more

See 3 more doctor answers
5

5
Esophegeal cancer markers?

Esophegeal cancer markers?

Not for early CA: Unfortunately , non to detect very early stages ca 125 , ca 19.9 , cea will be elevated at later stages, used to monitor the disease. Ca 72.4 cyfra 21.1 being tested .Scca (also for ca of cervix other squamous ca ). ...Read more

6

6
Is metastatic colon cancer curable?

Is metastatic colon cancer curable?

Possible: But less than 20% survive 5 years. Depends on where the metastases are and how numerous and size. Solitary liver mets without evidence elsewhere in the body can be cured with a liver resection. Diffuse mets to numerous body parts rarelyare curable. ...Read more

See 1 more doctor answer
7

7
Is colon cancer curable?

Yes: Yes. Many people are cured with colon cancer. If found early surgery alone may be curable. If more advanced (eg, lymph node involvement or metastatic = spread to areas outside of colon), then chemotherapy may be needed. While less likely, even a few % of people with metastatic colon ca may be cured. ...Read more

See 2 more doctor answers
8

8
What is metastatic rectal cancer?

What is metastatic rectal cancer?

Tumor has spread: 'Metastatic' refers to a cancer that has spread to another site away from where it started. This happens when cancer invades blood vessels and lymphatics, allowing the cancer cells to spread and deposit in other organs. So ' metastatic rectal cancer ' means a tumor that started in the rectum is now outside the rectum, in other organs (liver is most common). ...Read more

9

9
Does breast cancer increase colon cancer risk?

Does breast cancer increase colon cancer risk?

Rarely.: Some hereditary mutations may increase the risk of both breast and colon cancer. Nevertheless, the majority of all breast and colon cancers are not hereditary. ...Read more

See 2 more doctor answers
10

10
Colon cancer or colorectal cancer, what's the difference?

Colon cancer or colorectal cancer, what's the difference?

Location: Cancers that arise from the epithelium of the large intestine are similar in most ways whether they are in the colon or rectum. Discussions of "colon cancer" unspecified usually mean "colorectal" unless stated otherwise. Usage, including by me, is often sloppy. ...Read more

11

11
Prostate cancer treatment?

Prostate cancer treatment?

First question: Is whether treatment is necessary, depends on gleason score and psa. Treatment may not add value to you. Watchful waiting follows your psa #, rate of rise. If your gl >/= 7, psa > 10ng/ml, best option is radiotherapy, +/- anti-hormone. Get a few opinions. Do not act in haste. ...Read more

See 2 more doctor answers
12

12
Large intestinal cancer. Is that colon cancer?

Large intestinal cancer. Is that colon cancer?

Yes: The large intestine and the colon are words to describe the same anatomic structure in the abdomen. ...Read more

13

13
Is colon cancer genetic?

Is colon cancer genetic?

Sometimes: Some colon cancers are related to specific genetic mutations but the majority are not. ...Read more

See 1 more doctor answer
14

14
How are anal cancer and colon cancer different?

How are anal cancer and colon cancer different?

See below: Anus is about 3-4 cm long from skin to the rectum which is the last part of colon. Colon is lined by columnar lining and cancer of this is very common and runs in families. Cancer arising in the anal skin which is squamous kind is more like skin cancer. Treatment is very different as is prognosis. ...Read more

15

15
Are breast cancer and colon cancer linked?

Are breast cancer and colon cancer linked?

Not directly usually: There is debate about how closely these 2 cancers are related. Both have hereditary natures and are more common generally in obese patients. Both often begin with more benign precursor lesions like dcis for breast cancer and benign polyps for colon cancer. Both are very common but there is little evidence that having either predisposes to having the other. ...Read more

See 2 more doctor answers
16

16
Is colon cancer fast-growing?

Is colon cancer fast-growing?

Can be: The fastest-growers are the ones that follow genetic pathways associated with the lynch loci. They may not even be preceded by a polyp -- colonoscopy can be clean one year, and a year later, there's a cancer. That's actually quite fast as cancers go. Hope this helps. ...Read more

See 1 more doctor answer
17

17
Does colonoscopy prevent colon cancer?

Does colonoscopy prevent colon cancer?

Likely: Cancers start as polyps. Removing polyps decreases cancer risk, but no test guarantees finding every polyp. ...Read more

See 1 more doctor answer
18

18
Is metastatic anal cancer terminal?

Is metastatic anal cancer terminal?

Unfortunately: Metastatic disease (also known as stage 4) is usually not curable by todays treatments. Although use of chemotherapy may improve survival and may rarely put someone into a temporary remission the disease usually returns or more often does not go away and eventually progresses and the patient will eventually succumb to it. ...Read more

19

19
Why is the colon prone to cancer in hnpcc (hereditary nonpolyposis colorectal cancer)?

Why is the colon prone to cancer in hnpcc (hereditary nonpolyposis colorectal cancer)?

Genetic mutations: HNPCC or hereditary nonpolyposis colorectal cancer is an autosomal dominant genetic condition that has a high risk of colon cancer The disease first described by Lynch and is associated with other cancers including endometrial ovary and stomach. The increased risk is due to inherited mutations that impair DNA mismatch repair. .Individuals with HNPCC have an 80% lifetime risk for colon ca. ...Read more

20

20
Can bladder cancer metastasize?

Can bladder cancer metastasize?

Yes: Untreated bladder cancer can metastasize to other organs and structures when left untreated. The more aggressive the bladder cancer, the higher the likelihood of metastasis. It is not unusual for bladder cancer to metastasize. ...Read more

See 1 more doctor answer