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Showing posts with label cancer. Show all posts
Showing posts with label cancer. Show all posts

Thursday, December 24, 2009

Smoke Coming Down

Today, the Maker was not feeling too good. This morning he quit smoking. The expected symptoms of nicotine withdrawal were strong with him. And he had to match the urge to smoke with the strength of his resolve. He knew it would not be enough. And so he willed himself to contemplate the fear of death. If there was one thing he knew with a certainty it was that the smoking would kill him, sooner or later. He could feel it killing him every time he lighted up.

The Maker expected a storm coming. He worried especially if he would still be able to write well. His writing environment had always contained these elements: computer, cup of coffee, ash tray, lighter and pack of cigarettes. Now, he had only the computer. He would try a cup of coffee if only he were not sure this would lead him to surrender to at least a stick. And then he would tumble from then on. And so he had just the computer and a kind of emptiness inside him. Not only that, he began to worry if he was following the right track with this series. Clearly, he was feeling a strong bout of anxiety. He felt a vulnerability he had not felt in a long time. He longed for the old times.

"Don't think like that. Now is a good time to look on the bright side of things," Christina said, trying to placate the Maker and ease his obvious nervousness. She steered him to the nearest sofa. She knew this was a time when touch would count more than words and so she held him close to her resting his head on her single good breast. The Maker felt immediately better. In fact, he felt so good he began to feel excited. He had rested his right hand on the softness of Christina's mid-section. Now it began a gentle if slow descent. She began to enjoy it. It took some effort for her finally to cross her legs. "I think you are more in need of a friend than a lover" was what she said.

"Let's talk instead about smoking. Why would people actually risk their lives for it? Is it really that good?"

Christina and the Maker began deconstructing the act of smoking between themselves. Smoking is rolled tobacco lighted up then ingested by breathing. The smoke ingested is a cocktail of poison. Which was why you threw up the first time you smoked a whole stick. "How did you ever begin smoking?" Christina asked.

The Maker recalled a happy time decades ago when he played chaperone to his older sisters. Back then, everyone smoked. Them and their boyfriends, parents, brothers, sisters, uncles; smoke was everywhere. They knew it was cancerous but this was a careless time, everyone was in the prime of health. Death was something you worried about far, far into the future. We were invincible. The Maker turned to Christina and smiled. "I guess the future caught up with us."

"But what is it about smoking that gets you?" Christina asked, obviously persistent. The Maker was silent for a time until finally he blurted out, "Hollywood." All the old stars smoked: Eastwood, Sinatra, Bette Davis, Taylor, Burton, etc, even Castro and Che. We should not be surprised to find the Tobacco companies actually paid these stars to smoke on screen. It’s hard not to smoke if all our "idols" smoked.

"But what of the actual pleasure of smoking. Is it real? What are its constructs?"
The Maker recalled the actual feeling of smoke passing through his throat and into the lungs. He had to admit a nostalgia for that sensation now but still he wondered if that sensation was by itself actually pleasurable. Clearly, if at all pleasurable, it should not feel better or even equal to the pleasure he felt from Christina's fingers scratching the dandruff from his scalp. The pleasure of Christina's touch is logical. It could be translated into sex and/or love. "But smoking? What does it translate to?"

Finally the long silence. Seated together on the sofa, both fell into each other's bodies and felt the momentary sense of endless peacefulness that in time would yield to muscular discomfort or even a crick in the neck. But for now there was only the sense of being comfortably together. Finally, It is was Christina who said this: "Danger, excitement, adventure, time. Entropy. Decay. Death"

"We all deal with it in our own way. I truly hope you will get there. Quit."

Does CT scan cause cancer?

COMPUTERIZED Tomography (CT) Scans is one of the greatest advances in medicine in the last century which expedites early diagnosis with more precision and accuracy, not readily possible before its introduction.


However, whenever a test involves x-rays, concerns about radiation exposure and the risks it poses are seriously monitored and researched by the medical community. Besides the usual evaluation of the cost-benefit equation, the risk-benefit ratio is likewise evaluated on an on-going basis, no matter how good the test is. All in the name of quality medical care and safety.


Recent alarming studies, published in the Archives of Internal Medicine December 14, 2009, stated that radiation from CT scans “may cause cancer decades later,” estimating “about 29,000 future malignancies would occur in the US because of CT scans done in 2007.”

CT scans are done for the head, chest, heart, blood vessels, abdominal organs, soft tissues and bones, etc. If the strict medical indication for CT scan is followed to the letter, there will be a lot less CT scans done around the globe. Patients’ demand for a CT scan, if without medical justification, should be ignored by the physician, for their own safety.

The radiation a CT scan delivers is equivalent to about 100 to 200 times those of conventional chest X-ray. If your doctor says “we will do 100 to 200 chest X-rays on you today,” you will surely be stunned and question its safety, if not refuse altogether. But
practically everybody accepts (some even insist to have) CT scan without care.

Majority of the predicted CT scan victims of cancer are women and about 33 percent of these cancers are projected to happen to those who were 35 to 54 years of age when they had the CT scan, based on an estimated 72 million CT scans performed in 2007, a triple increase in the number of CT scans since 1993. About 30 percent of CT scans done are deemed unnecessary, not medically justifiable.

“We know that there are great medical benefits to CT scans, but they also involve small risks of cancer because of radiation exposure,” said Amy Berrington de Gonzalez, the lead researcher at the National Cancer Institute in Bethesda, Maryland. “For an individual, the risks are small. So if the scan is clinically justified, then the benefits should outweigh the risks,” she added.

The researcher pointed out that “the overall risk for any individual is small and depends on the type of scan given and a person’s age ... A 70-year-old who has a CT scan of the head would have a 1 in 10,000 chance of developing cancer from the test, while a baby who had a chest CT scan would have a 1 in 200 chance.”

Type of cancers
The prediction is that lung cancer, followed by colon cancer and leukemia, will be the most common radiation-related cancer. Fifty percent of those predicted 29,000 people who may develop cancer from CT scan in 2007 will die, according to the study.

This published research also pointed out that if the use of CT scan remains at its present number or higher, “eventually 29,000 cancers every year could be due to past CT scan use.” This translates to about 2 percent of the 1.4 million cancers diagnosed in the United States annually.

“There’s a risk with anything we do, whether it’s taking antibiotics or crossing the street,” stated Donald Frush, chairman of the American College of Radiology’s Pediatric Imaging Commission and chief of the division of pediatric radiology at Duke Medical Center in Durham, North Carolina. “We can’t lose what the benefits of CT scanning are. The benefits are that CT scans save tens of thousands of lives each year in the U.S. and really helps the medical community diagnose things. CT is one of the most invaluable medical advancements in the last 100 years,” Dr. Frush added.

One unfortunate mistake that has complicated the CT scan issue is that of a wrongly programmed CT scan which apparently has happened at Cedars Sinai Hospital in Los Angeles, where patients undergoing CT scan of the head were reportedly exposed to
excess radiation. This news has directed the spotlight on the risk of radiation from CT scan. In view of this, the U.S. Food and Drug Administration on December 7, 2009 issued interim regulations requiring closer monitoring of CT scans after more than 250 cases of exposure to excess radiation were reported since October this year.

Mammography and breast cancer

On another front, a report from the annual meeting of the Radiological Society of North America “verified that annual mammography screenings may be responsible for causing breast cancer in women predisposed to the disease.”

The study included high-risk women and showed that low-dose mammography radiation “increased these women’s risk of developing breast cancer by 150 percent ...women under 29 who have had at least five mammograms are 2.5 times more likely to develop breast cancer than high-risk women who have never undergone low-dose mammography screenings.”

University Medical Center Groningen in the Netherlands’ epidemiologist Marijke C. Jansen-van der Weide cautions physicians when screening younger women, especially those under age 30. The researcher suggested alternative screening tests like Ultrasounds, MRIs, and heat thermography, where no radiation is involved.

Clearing the air

I realize how much fear and confusion this issue has caused the public. The truth of the matter is even the medical community has been impacted by this. After all, the CT scan has been a very reliable diagnostic tool in the physician’s armamentarium for the benefit of his patients.

The debate on this matter is far from over. More studies are presently being conducted to get a good handle on this problem and determine a solution for it.

In the meantime, one thing is clear: where medically indicated, CT scan, which has saved
hundreds of millions of lives since it was first introduced, is a precious tool in competent hands. Unless a superior and safer substitute comes along, CT scan will be with us for some time in man’s fight against diseases, especially cancer.

As always, I am advising patients to discuss in detail with their attending physicians whatever concerns they may have as far as diagnosis, treatment, prognosis, and other details of their condition are concerned.