How high is the risk of cancer from CT scans?

How high is the risk of cancer from CT scans?
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I found this article on multiple sites (although all of them not-exactly-unbiased, since they were radiology service type sites).
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Related questions

Is it not true that MRI's and CT scans cannot pick up cancer cells?

Description : Is it not true that MRI's and CT scans cannot pick up cancer cells?

Last Answer : No, they do not see individual cancer cells. They do, however, do a very good job of finding small tumors.

Did doctors really not know or even suspect that CT scans would cause cancer until now?

Description : Did doctors really not know or even suspect that CT scans would cause cancer until now?

Last Answer : That would be totally embarrasing. How can someone not know that multiple xrays and radiation exposure can lead to some cancers? Isn't it obvious? I saw in the full abstract about the study that prompted the ... as I get older, and I wil not be getting mammography every year from the age of 40 on.

Are CT Scans still effective without dye or contrast?

Description : Are CT Scans still effective without dye or contrast?

Last Answer : answer:I don't know much on the topic, but I think the dye shows blood vessels and blood flow most of all. If you had contract with your MRI, which would be an MRA I believe, then they likely ... get it, especially if you are older. Sorry to hear about the tumour, I hope everything will be ok.

what is the difference between MRI machine and CT Scans?

Description : what is the difference between MRI machine and CT Scans?

Last Answer : The purpose of an MRI machine is visualize the internal function and structure of the body. A CT scan uses tomography to digitally process the inner part of an object to create a series of two dimensional images taken from a single axis of rotation.

does medicare cover a PET scan CT scans done & were inconclusive .s Additional testing is required to obtain a diagnosis ?

Description : does medicare cover a PET scan CT scans done & were inconclusive .s Additional testing is required to obtain a diagnosis ?

Last Answer : Yes Medicare does cover PET scans but only under the following 5 related applications: 1.Solitary Pulmonary Nodule 2.Staging of lung cancer. 3. Staging of Lymphoma. 4. Staging of Melanoma and ... cancer. In your case that a diagnosis is still inconclusive Medicare will not cover the test.

Which hospital does cardiac ct scans the best?

Description : Which hospital does cardiac ct scans the best?

Last Answer : I would say Sherman Health is a good hospital for cardiac ct scans. Lots of hospitals have good ct scans, but you really need to look at the doctor more not the hospital.

What do you think about the findings that rare and medium-rare beef drastically increases the risk of colorectal cancer?

Description : What do you think about the findings that rare and medium-rare beef drastically increases the risk of colorectal cancer?

Last Answer : answer:You can get statistics to prove anything. This is no more and no less accurate than a thousand earlier studies. I won’t change my eating habits because of it.

Bleeding complications are frequently associated with fibrinolytic therapy. Which of the following statement(s) concerning complications of fibrinolytic therapy is/are true? a. Careful monitoring of prothrombin time and aPTT time are necessary to avoid bleeding complications b. A level of serum fibrinogen less than 100 mg/dl is associated with an increased risk of bleeding c. Recent (less than 10 days) major surgery is a contraindication to systemic but not regional fibrinolytic therapy d. A patient with a cerebrovascular event occurring less than two months ago can be treated with fibrinolytic therapy if head CT scan is normal

Description : Bleeding complications are frequently associated with fibrinolytic therapy. Which of the following statement(s) concerning complications of fibrinolytic therapy is/are true? a. Careful monitoring of prothrombin time ... months ago can be treated with fibrinolytic therapy if head CT scan is normal

Last Answer : Answer: b Fibrinolytic therapy induces a hemostatic defect through a combination of factors. Hypofibrinogenemia and fibrin degradation products inhibit fibrin polymerization and, in combination ... is considered a major relative contraindication to either regional or systemic thrombolytic therapy

Can a CT colonography show cancer in organs surrounding the bowel?

Description : Can a CT colonography show cancer in organs surrounding the bowel?

Last Answer : answer:What are you trying to say? A colonography a year ago and that showed I had a kidney stone has nothing to do with a tumor in my stomach . Comments you have before show you ... able to found in your stomach. GERD is treatable-take an antacid or Prilosec (omeprazole) for Heartburn relief.

What is the difference between T1 and T2 mri scans?

Description : What is the difference between T1 and T2 mri scans?

Last Answer : Wikipedia has some stuff to get you going: http://en.wikipedia.org/wiki/MRI#Basic_MRI_scans

Cat scans and muscle tares?

Description : Cat scans and muscle tares?

Last Answer : CT scans—AKA the “cat” scans are effective in diagnosing pulmonary embolism (blood clots in the lungs) and deep venous thrombosis (blood clots in the legs), which indicate thromboembolic disease, a potentially fatal condition. Cat Scans

What According to SCANS Report the basic skills include reading writing mathematics and which of theses?

Description : What According to SCANS Report the basic skills include reading writing mathematics and which of theses?

Last Answer : Need answer

Are online pregnancy test scans true?

Description : Are online pregnancy test scans true?

Last Answer : What is the answer ?

Can you save scans onto a USB drive, independent of a computer?

Description : Can you save scans onto a USB drive, independent of a computer?

Last Answer : This image scanner would need to be connected to a computer to function correctly. The scanner only has one USB port which is used to connect it to the computer. This is essential as the scanner works in conjunction with software that is installed on the PC.

Optic fibres are used in : (1) CAT scans (2) X-ray photos (3) Ultrasound scans (4) Endoscopy

Description : Optic fibres are used in : (1) CAT scans (2) X-ray photos (3) Ultrasound scans (4) Endoscopy

Last Answer : (4) Endoscopy Explanation: Optical fibres are used in endoscopic instruments that enable doctors to view internal body parts without having to perform surgery. Fernando Alves Martins of Portugal ... level of full spectrum illumination that was needed for detailed viewing, and colour photography.

_________ is the measurement of things such as fingerprints and retinal scans used for security access. i) Biometrics ii) Bio measurement iii) Computer security iv) Smart weapon machinery

Description : _________ is the measurement of things such as fingerprints and retinal scans used for security access. i) Biometrics ii) Bio measurement iii) Computer security iv) Smart weapon machinery

Last Answer : i) Biometrics

A surface-search radar normally scans how many degrees of azimuth?

Description : A surface-search radar normally scans how many degrees of azimuth?

Last Answer : 360 degrees.

Three dimensional CAT Scans reveal the cyst called ______ within the skull. a) arachnoid cyst b) epidermoid cyst c) ganglion cyst d) chalazia cyst

Description : Three dimensional CAT Scans reveal the cyst called ______ within the skull. a) arachnoid cyst b) epidermoid cyst c) ganglion cyst d) chalazia cyst

Last Answer : a) arachnoid cyst

Optic fibres are used in : (1) CAT scans (2) X-ray photos (3) Ultrasound scans (4) Endoscopy

Description : Optic fibres are used in : (1) CAT scans (2) X-ray photos (3) Ultrasound scans (4) Endoscopy

Last Answer : Endoscopy

Can I get an MRI for a cardiac calcium score rather than a CT?

Description : Can I get an MRI for a cardiac calcium score rather than a CT?

Last Answer : Check with your cardiologist to be sure. I listen to the medical channel on SirisuXM (#110) - they had a session on this about a month ago. I don't recall all the details, but I do ... of anything. It's more of a general guidepost than anything that is actionable. You have probably seen this

What does it feel like to have a CT scan?

Description : What does it feel like to have a CT scan?

Last Answer : answer:It doesn't feel like anything. You just lie on something that is like a stretcher while this circular machine sort of whirrs around. You can close your eyes and relax. Follow directions (in ... when instructed). It doesn't hurt at all. I had a couple abdominal CTs after abdominal surgery.

Why might a doctor order a pelvic/abdominal CT scan after a colonoscopy?

Description : Why might a doctor order a pelvic/abdominal CT scan after a colonoscopy?

Last Answer : It could be any irregularity that they saw in your blood work. You could call your doctor and ask.

Is it common to get a headache after a CT scan or x-ray?

Description : Is it common to get a headache after a CT scan or x-ray?

Last Answer : It could be caused by tension and anxiety and once the scan is over your body is no longer processing adrenalin to get you through it.

What are some possible causes for a small mass found during a chest CT scan?

Description : What are some possible causes for a small mass found during a chest CT scan?

Last Answer : I know that you lived in Vegas as a child. I’m wondering if the nuclear testing they used to do in the desert has anything to do with it? {{{Hugs}}} and prayers and good thoughts sent to you.

Is a CT scan necessary to detect a broken neck/spine, or is a regular xray sufficient?

Description : Is a CT scan necessary to detect a broken neck/spine, or is a regular xray sufficient?

Last Answer : It might injure the area further to do the manipulations necessary for clean x-rays. Whereas, with a cat scan the spine can stay immobilized.

Having severe pain in my right side but ct scan and bloodwork came back normal?

Description : Having severe pain in my right side but ct scan and bloodwork came back normal?

Last Answer : I wish I could help you….been there myself and it is scary as hell in pain and not knowing. Is the pain in the front or back or side?? Either way your FU with your Doc is your best course and even then get a second opinion if the news is not good.

Have you had a ct scan and found an enlarged node?

Description : Have you had a ct scan and found an enlarged node?

Last Answer : I personally haven't, but I know many patients are concerned about this. Whether the enlarged node turns out to be something serious or benign is not clear. A lot depends on where the node is, whether ... was found incidentally. I would suggest you try to relax. Most likely, it is benign. Good luck.

Which of the following statements about the presence of gallstones in diabetes patients is/are correct? A. Gallstones occur with the same frequency in diabetes patients as in the healthy population. B. The presence of gallstones, regardless of the presence of symptoms, is an indication for cholecystectomy in a diabetes patient. C. Diabetes patients with gallstones and chronic biliary pain should be managed nonoperatively with chemical dissolution and/or lithotripsy because of severe complicating medical conditions and a high operative risk. D. The presence of diabetes and gallstones places the patient at high risk for pancreatic cancer. E. Diabetes patients with symptomatic gallstones should have prompt elective cholecystectomy, to avoid the complications of acute cholecystitis and g

Description : Which of the following statements about the presence of gallstones in diabetes patients is/are correct? A. Gallstones occur with the same frequency in diabetes patients as in the ... have prompt elective cholecystectomy, to avoid the complications of acute cholecystitis and gallbladder necrosis.

Last Answer : Answer: E DISCUSSION: Gallstones have been found to be very prevalent in patients with type II (non-insulin-dependent) diabetes mellitus, perhaps related to the dyslipoproteinemia in ... added mortality associated with it. There is no causal relationship between diabetes and pancreatic cancer

If you had the choice of no cancer ever but with the chance of going mad, would it be worth the risk?

Description : If you had the choice of no cancer ever but with the chance of going mad, would it be worth the risk?

Last Answer : 2 out of 7—? Oh yeah.

What's the significance of stores posting signs warning the public of the risk of cancer-causing products and chemicals in their vicinity?

Description : What's the significance of stores posting signs warning the public of the risk of cancer-causing products and chemicals in their vicinity?

Last Answer : answer:I believe it has to do with Proposition 65, SAFE DRINKING WATER AND TOXIC ENFORCEMENT ACT OF 1986 You often see labeling that is required by the act on products that reads something like: WARNING: This ... does California know that my state doesn't know? What's my state not telling us? :-)

If someone invented a pill to cut a cancer risk in half, would you take it?

Description : If someone invented a pill to cut a cancer risk in half, would you take it?

Last Answer : If I was a woman about to loose a breast(or both) and ovaries, I'd probably try the drug. But I'm sure there was a good reason why Ms. Birkhold chose not too. If I had cancer it couldn't ... on taking medications, because I have no illnesses. But if I did, it wouldn't hurt to try and help myself.

Risk factors for blood cancer ???

Last Answer : Risk of Blood Cancer: - In our country, 4 to 5 lakh people are getting Bosnad cancer every year. According to that estimate, out of 150 million people, 7-8 thousand people are ... - Excessive use of chemicals in agricultural work. Not taking safety measures in the factory. Environmental pollution.

Do people who have allergies have lower risk of cancer because of stronger immune system?

Description : Do people who have allergies have lower risk of cancer because of stronger immune system?

Last Answer : No, Allergies do not strengthen your immune system. An allergic reaction occurs more or less because your immune system confuses a non-harmful, foreign substance that has entered your body system with ... of your immune system than it is on other factors, such as lifestyle choices and genetics.

Risk Factors and Symptoms of Lung Cancer?

Description : Risk Factors and Symptoms of Lung Cancer?

Last Answer : A cancer diagnosis presents a life-changing event affecting the patient and their loved ones. Concerns and questions regarding how far the cancer has advanced, what effective treatment options are ... treat it according to individual preferences, overall health, and how advanced the disease is.

Processed Meats Increase the Risk of Colon Cancer?

Description : Processed Meats Increase the Risk of Colon Cancer?

Last Answer : Many people enjoy eating a hot dog or sausage at a picnic or tailgate event. While processed meats are very popular, they can have a negative impact on health. Processed meats contain dangerous preservatives ... in one's diet. A nutritious diet can be beneficial in ensuring one's long term health.

Are there any measures that can reduce the risk of ovarian cancer?

Description : Are there any measures that can reduce the risk of ovarian cancer?

Last Answer : Ovarian cancer is sometimes genetic, so chances of preventing it in truth, are small. You can make sure you aren't smoking, ease the stress in your household, and get plenty of exercise. This, along with regular check ups is the only way to protect yourself from ovarian cancer.

The nurse recognizes which of the following statements as accurately reflecting a risk factor for breast cancer? a) Mother affected by cancer before 60 years of age Risk for breast cancer increases twofold if first-degree female relatives (sister, mother, or daughter) had breast cancer.

Description : The nurse recognizes which of the following statements as accurately reflecting a risk factor for breast cancer? a) Mother affected by cancer before 60 years of age Risk for breast cancer increases ... in women who consume even one drink daily and doubles among women drinking three drinks daily.

Last Answer : a) Mother affected by cancer before 60 years of age Risk for breast cancer increases twofold if first-degree female relatives (sister, mother, or daughter) had breast cancer.

Which of the following characteristics are risk factors for colorectal cancer? a) Familial polyposis Family history of colon cancer or familial polyposis is a risk factor for colorectal cancer.

Description : Which of the following characteristics are risk factors for colorectal cancer? a) Familial polyposis Family history of colon cancer or familial polyposis is a risk factor for colorectal cancer. b) Age ... of skin cancer History of skin cancer is not a recognized risk factor for colorectal cancer.

Last Answer : a) Familial polyposis Family history of colon cancer or familial polyposis is a risk factor for colorectal cancer.

Which of the following statements accurately describes cancer of the esophagus? a) Chronic irritation of the esophagus is a known risk factor. In the United States, cancer of the esophagus has been associated with the ingestion of alcohol and the use of tobacco. b) It is three times more common in women in the U.S. than men. In the United States, carcinoma of the esophagus occurs more than three times as often in men as in women. c) It is seen more frequently in Caucasians than in African Americans. It is seen more frequently in African Americans than in Caucasians. d) It usually occurs in the fourth decade of life. It usually occurs in the fifth decade of life.

Description : Which of the following statements accurately describes cancer of the esophagus? a) Chronic irritation of the esophagus is a known risk factor. In the United States, cancer of the esophagus has been associated ... occurs in the fourth decade of life. It usually occurs in the fifth decade of life.

Last Answer : a) Chronic irritation of the esophagus is a known risk factor. In the United States, cancer of the esophagus has been associated with the ingestion of alcohol and the use of tobacco.

The following is true of cancer chemotherapy: A. Anticancer drugs increase the risk of developing leukaemias and lymphomas several years later B. All anticancer drugs are highly emetogenic C. Growth fraction of cancers is higher than any nomral tissue of the body Aim4aiims.in D. All of the above are correct

Description : The following is true of cancer chemotherapy: A. Anticancer drugs increase the risk of developing leukaemias and lymphomas several years later B. All anticancer drugs are highly emetogenic C. Growth fraction of ... than any nomral tissue of the body Aim4aiims.in D. All of the above are correct

Last Answer : A. Anticancer drugs increase the risk of developing leukaemias and lymphomas several years later

The following is true of raloxifene except: A. It acts as an estrogen agonist in bone B. It exerts estrogen antagonistic action on endometrium C. It increases risk of developing breast cancer D. It can induce/aggravate menopausal hot flushes

Description : The following is true of raloxifene except: A. It acts as an estrogen agonist in bone B. It exerts estrogen antagonistic action on endometrium C. It increases risk of developing breast cancer D. It can induce/aggravate menopausal hot flushes

Last Answer : C. It has additional androgenic acitivity

Estrogen therapy in postmenopausal women has been implicated in increasing the risk of the following disorders except: A. Gall stones B. Osteoporosis C. Endometrial carcinoma D. Breast cancer

Description : Estrogen therapy in postmenopausal women has been implicated in increasing the risk of the following disorders except: A. Gall stones B. Osteoporosis C. Endometrial carcinoma D. Breast cancer

Last Answer : B. Osteoporosis

Choose the correct statement about aspirin: A. In an afebrile patient acute overdose of aspirin produces hypothermia B. Aspirin suppresses flushing attending large dose of nicotinic acid C. Aspirin therapy prevents granulomatous lesions and cardiac complications of acute rheumatic fever D. Long term aspirin therapy increases the risk of developing colon cancer

Description : Choose the correct statement about aspirin: A. In an afebrile patient acute overdose of aspirin produces hypothermia B. Aspirin suppresses flushing attending large dose of nicotinic acid C. Aspirin ... acute rheumatic fever D. Long term aspirin therapy increases the risk of developing colon cancer

Last Answer : B. Aspirin suppresses flushing attending large dose of nicotinic acid

Why CT operated over load relay is using for loads of high acceleration time upto 30 seconds? How it getting back?

Description : Why CT operated over load relay is using for loads of high acceleration time upto 30 seconds? How it getting back?

Last Answer : The saturable current transformers linearly transforms the current upto twice the set current, but above this value the transformer core gets saturated and the secondary current is proportionally less. Thus ... overload. When current reduces the core gets de-saturated, as material design is such. 

But is it advisable to keep the secondary of CT in open conditions? Will not induce very high voltage?

Description : But is it advisable to keep the secondary of CT in open conditions? Will not induce very high voltage?

Last Answer : If the CT has only one secondary winding, we should keep it always short cktd for safety, but if the CT has multiple secondary, then if one secondary voltage is kept limited by suitable loading, then the other secondary voltage is eventually limited proportionately. 

In a resistance loaded amplifier, the gain decreases a high frequencies because A) Of decreasing reactance of the stray CT B) Increasing reactance of the stray CT C) Increasing reactance of CC D) Decreasing reactance of CC.

Description : In a resistance loaded amplifier, the gain decreases a high frequencies because A) Of decreasing reactance of the stray CT B) Increasing reactance of the stray CT C) Increasing reactance of CC D) Decreasing reactance of CC.

Last Answer : D) Decreasing reactance of CC.

Why think of suing, if everyone who is at risk is supposed to be quarantined?

Description : Why think of suing, if everyone who is at risk is supposed to be quarantined?

Last Answer : answer:I guess because we live in a sue society. I think this nurse had a political agenda. A lot about her was pulled down today on her personal blog. Things that proved to me that this so called ... much for the health of her fellow Americans. Sorry but I don't have much respect for this woman.

How do you prevent a hernia? Are any exercises a risk?

Description : How do you prevent a hernia? Are any exercises a risk?

Last Answer : You get older, and your tissue gets structurally weaker, and just has a hard time holding things in. You can’t really absolutely prevent getting them and still go about your daily routine. It’s just one of those things.

What is important to know regarding sun for Vitamin D or no sun because of skin cancer? See detail.

Description : What is important to know regarding sun for Vitamin D or no sun because of skin cancer? See detail.

Last Answer : Get your vitamin D tested and if you're low take supplements, or your doctor might prescribe you D. I feel strongly that we should be careful when we are young to get moderate sunshine, so we can ... is that many adult Americans are extremely D deficient. I'm not a doctor, that's just my opinion.

Do you know of anyone who was diagnosed with lung cancer and survived long term?

Description : Do you know of anyone who was diagnosed with lung cancer and survived long term?

Last Answer : This was before doctors became experts in cancer my Gramp's sister lived almost 20 years after they discovered hers & even then she didn't die from the cancer. A patient in her nursing home beat her with his cane ... in her mid 50's when she was diagnosed. She was in her early 70's when he hit her.