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Doctor insights on: Pet Ct Colorectal Cancer Restaging

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Do pet scans show lung cancer?

Do pet scans show lung cancer?

Sort of...: The pet scan non-specifically show very metabolically active (consuming lots of energy), and lung cancer and its metastasis fit that category. It is not specific. Benign conditions like sarcoid can also make pet studies glow very brightly as well. Slow growing lung cancer, broncheoalveolar may not be pt avid. ...Read more

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Dr. Herbert Hoover
236 doctors shared insights

Colorectal Cancer (Definition)

Colorectal cancer is cancer of the colon or rectum. The cells lining the colon or rectum become abnormal and grow uncontrollably. They start as polyps. Symptoms include blood in the stool, constipation, loss of appetite, and weight loss. This cancer can be prevented through early screening, if a polyp is detected during a colonoscopy and excised. Additionally, a high fiber diet with plenty of water and a ...Read more


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Abdominal cat scan show colon cancer?

Abdominal cat scan show colon cancer?

Unreliable: Specialized cts that are designed to identify colon cancers (ct colonography) are available, but require a specific bowel prep and regimen to be effective. Routine ct scans will miss many small colon cancers that colonoscopy will find--colonoscopy remains the gold-standard. ...Read more

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Dr. Andrea Brand Dr. Brand
<b>2</b> doctors agreed:
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Living with Skin Cancer (Checklist)

Avoid sun exposure between 10 am and 2 pm
daily
Apply sunscreen
2x day
Wear a hat outdoors on sunny days
daily
See a dermatologist for checkups
2x year
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Can a CT scan see stage 2 colon cancer?

Can a CT scan see stage 2 colon cancer?

Sometimes: Ct imaging can show abnormalities in the colon, but the best test is colonoscopy. This gives a doctor the chance to directly visualize the colon and also biopsy anything suspicious. ...Read more

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Are cea markers reliable for metastic colon cancer ?

Are cea markers reliable for metastic colon cancer ?

Depending how used: CEA first identified in 1965 by Phil Gold and Samuel O. Freedman in human colon cancer extracts. Thought to be valuable for dx colorectal Ca but the glycoprotein is also expressed in inflamed tissue so that smoking and enema can cause rise. Best used for monitoring so that if present in primary and rises it represents treatment failure and if diminishes during treatment it represents a response. ...Read more

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Dr. Robert Kent Dr. Kent
<b>2</b> doctors agreed:
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Managing Pain from Cancer (Checklist)

Ask an oncologist to refer you to a cancer pain specialist
Once
Ask a pain specialist about both interventional and medication options
Once
If you have pancreatic cancer, ask about a celiac plexus block
Once
If you have neuropathy, request a trial of ketamine-based topical creams
Once
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Colon surgery:tumor size=2cm.Pathologic staging(pt3, n1b, mx).2/17 lymph nodes show metastatic.Margins of resection free of carcinoma.Need chemotherapy?

Colon surgery:tumor size=2cm.Pathologic staging(pt3, n1b, mx).2/17 lymph nodes show metastatic.Margins of resection free of carcinoma.Need chemotherapy?

Yes: Chemotherapy regimens based on the drug Fluorouracil (5-fu) have been part of the treatment for high-risk stage ii or stage iii colon cancer. Many clinical trials have shown that these regimens improve overall survival primarily by reducing the high risk of recurrence within the first two years after surgery. ...Read more

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Would CT pick up pancreatic cancer?

Would CT pick up pancreatic cancer?

Possibly: There are different types of imaging that may demonstrate a mass, or the effects of a mass or stricture in the ducts of the pancreas. Ct may show a mass, but often a biopsy, which is interpreted by a pathologist, is necessary to confirm a diagnosis of cancer. ...Read more

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Are pet scans used for ovarian cancer?

Are pet scans used for ovarian cancer?

Not to diagnose: Pet/ct is not typically used to diagnose ovarian cancer, but may play a role in surgical planning or treatment followup. ...Read more

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Can a ct scan detect liver failure in metastic colon cancer?

Can a ct scan detect liver failure in metastic colon cancer?

No: A CAT scan is used to visually define the extent of metastatic colon cancer in the liver should metastasis be present. Liver failure is a condition measured by functional abnormalities that occur within the liver usually due to parenchymal damage such as inflammation from hepatitis . Here one measures serum enzymes and the presence of elevated alkaline phosphatase and bilirubin in serum. ...Read more

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Odds of pet scan missing bone cancer?

Odds of pet scan missing bone cancer?

Yes: Pet measure metabolic activity and yes they miss bone tumour and metastasis if small, not much metabolic activity and bone scan, MRI is better. ...Read more

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Could a pet scan detect ovarian cancer?

Could a pet scan detect ovarian cancer?

Possibly: If tumor metabolically active will pick up isotope f18 FDG , analog of glucose. Imaging with pet ct will detect abnormality. Most malignant tumors are active, but not all. ...Read more

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Can an abdominal CT scan find colon cancer?

Can an abdominal CT scan find colon cancer?

Check out website : Sometimes a ct scan can pick it up but a colonoscopy is the best initial test. Please check out www.Michaelsmission.Org it is a very informative website about colorectal cancer. ...Read more

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Does a normal CT scan exclude pancreatic cancer?

Does a normal CT scan exclude pancreatic cancer?

Not entirely: Ct imaging is useful, but pancreatic cancer can be very difficult to visualize on ct. In fact, even in patients with known pancreatic cancer it's not unheard of for the tumor itself to be poorly or incompletely seen. If there's high suspicion, endoscopy and ultrasound are useful tests. ...Read more

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Can abdominal CT with IV contrast show colorectal cancer ?

Can abdominal CT with IV contrast show colorectal cancer ?

Sometime: Unfortunately the exam you mention only discloses larger tumors. A "Vitrual colonoscopy" is a more sensitive test. It involves a preparation of the bowel . The "gold standard" is, of course a colonoscopy by a Gastroenterologist, you are too young to require this on a "routine basis" Do you have symptoms???? Hope this helps Dr Z ...Read more

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Are CT Scans accurate at discovering cancer?

Are CT Scans accurate at discovering cancer?

So-so: It depends where, how big the cancer is, and so forth. The new CT scans pick up lung cancers that are quite small -- most of the "cures" of tumors found this way may be of non-aggressive tumors. A scan can pick up a mass suspicious for cancer but of course tissue's required for certainty. ...Read more

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Can a CT scan diagnose endometrial cancer?

Can a CT scan diagnose endometrial cancer?

CT is: generally not used for diagnosis or staging of endometrial cancer, however endometrial can be detected on a contrast enhanced scan. Ultrasound is more useful for initial imaging, and if additional imaging is necessary, MRI is superior to CT. ...Read more

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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

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Can a CT scan detect ovarian cancer?

Can a CT scan detect ovarian cancer?

Need tissue: It can detect a mass but the definitive diagnosis is done by looking at the tissue either taken by biopsy or surgery. ...Read more

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Dr. Barry Rosen
4,357 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


Dr. Michael Gabor
1 doctor shared a insight

Computed Tomography (Definition)

Ct uses xrays taken an 360 degrees combined with a computer to see"inside" the body. The table moves as the xray tube and detectors spin around the patient 10 times a second or more! the image shows excellent soft tissue detail, enhanced with injection of intravenous contrast or oral contrast. This way the body is shown in slices, in any plane, usually axially, but ...Read more