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Mar 17
Chilly gas 'destroys' breast cancer
A safe, non-surgical cure for breast cancer has been offered in the form of a method that includes freezing tumors with streams of super-cold gas, say researchers.

The "ice-ball" created around a tumour by the jabs not only kills it off but also cuts the recurrence risk, reports The Daily Express.

In a technique known as cryotherapy, fine needles are used to inject the freezing gas around the tumour.

To reach the conclusion, boffins conducted a trial that was carried out on 13 patients who had all refused to have breast operations to remove their tumours.

They remained cancer-free up to five years later when doctors saw no sign of the disease returning and noted no significant complications, experts found.

Dr Peter Littrup, interventional radiologist at the Barbara Ann Karmanos Cancer Institute in Detroit, who led the study, said the findings suggested freezing tumours was both safe and effective.

"Minimally invasive cryotherapy opens the door for a potential new treatment for breast cancer and needs to be further tested," he said. "When used for local control and - or - potential cure of breast cancer, it provided safe and effective breast conservation."

In this method, cancer cells are destroyed within minutes of the injections and the patient suffers little pain or scarring.

The study was presented at the Society of Interventional Radiology's 35th Annual Scientific Meeting in Florida.

Mar 16
MCI quantifies punishments for doctors accepting gifts
The Medical Council of India (MCI) has suggested some modifications to the regulations notified in December last that put a blanket ban on doctors for accepting gifts, travel facilities and hospitality from pharmaceutical companies in lieu of promoting their products.

While quantifying punishment for medical practitioners violating the provisions of the December 2009 Indian Medical Council (Professional Conduct, Etiquette and Ethics) Regulations, 2002, the MCI has suggested various degrees of punishments for doctors who accept gifts worth Rs.1,000 from any pharmaceutical or allied healthcare company instead of a total ban including one on research projects.

The punishments range from censure (for accepting gifts valued between Rs.1,000 and Rs.5,000) to removal from the Indian or State Medical Registry for more than one year (for accepting gifts worth more than Rs.1,00,000).

The recommendations, sent to the Union Health and Family Welfare Ministry for notification, also address other grey areas, including sponsorship of travel and lodging of medical practitioners participating in a conference, monetary grants and the question of clinical research funding.

According to the recommendations, a medical practitioner will not accept any travel facility within the country or outside, any kind of hospitality or cash or monetary gifts for self or family members for a vacation or even for attending conferences, seminars or continuing medical education programmes as a delegate. Punishment for violation of these clauses can range from censure to removal from Indian or State Medical Register for more than a year.

However, in the case of medical research projects funded by pharmaceutical and allied healthcare companies, the medical practitioner will have to take due permission from the competent authorities and ensure that such a research project has the clearance of national/State or institutional ethics committees and see to it that all prescribed legal requirements are fulfilled.

The source and amount of the funding has to be publicly disclosed at the beginning itself, proper facilities have to be provided to human volunteers if necessary for the project, and undue animal experimentations are not to be carried out. Importantly, the researcher will have the freedom to publish the results of the research in the greater interest of society and there shall be no compromise either with his or with the autonomy of the medical institution while conducting research.

Any kind of violation for the first time will invite censure but repeating the offence could invite the removal of the practitioner's name from the Medical Register. The period of removal would depend on the clause violated.

A medical practitioner is also not allowed to endorse any drug or product publicly and any study conducted on the efficacy or otherwise of these products will have to be presented to appropriate scientific bodies or published in an appropriate scientific journal.

"With these recommendations, we are looking at strict implementation of the regulations," MCI president Ketan Desai said. There was some ambiguity on a few clauses in the regulations notified in December. "By clearly defining these we have resolved any confusion," he said.

Mar 16
Statutory warning: Now see the horror
Cigarette, bidi and other tobacco packets including gutka and zarda would, from June 1, have to portray disturbingly gory pictorial health warnings in order to make tobacco control measures more effective. The pictures would be of a repelling blood-oozing cancerous mouth, that too in colour. They would replace the existing ones like a scorpion or a diseased lung in black and white.

The Health and Family Welfare Ministry has issued a notification on the amendments to the Cigarettes and other Tobacco Products (Packaging and Labelling) Rules 2008 for specifying the new mandatory pictorial health warnings on both smoking and smokeless forms of tobaccos in the market. They would come into force from June 1 this year.

The necessity to change the pictorial warnings was felt as the conventional warnings like the scorpion and the lung were perceived to have not yielded the desired results. The pictures were soft and thereby ineffective in weaning people away from tobacco or preventing new addictions. The new picture of a cancer-stricken mouth is very strong to the point of being repulsive.

The warning has been put into paper after a vigorous field testing conducted by Voluntary Health Association of India and Healis Sanskaria Institute in both rural and urban settings across eight states. More than 98 per cent people said the notified warning instilled deep fear and would be effective in conveying the dangers of tobacco consumption. "Both smokers and non-smokers in Orissa said that this picture will have a lasting impact on the viewers' mind and discourage people from developing the habit of tobacco consumption," Itishree Kanungo of VHAI said.

By selecting an evidence based graphic health warning, the Union Government has taken a right step since it will effectively communicate the risks and dangers of tobacco use, especially to users with low literacy levels and children, VHAI chief executive Alok Mukhopadhyay said.

Mar 15
Peanut allergy may worsen asthma in kids
Among children and teenagers with asthma, those who also have peanut allergies may have more or more-severe asthma attacks.

Asthma symptoms arise when the airways become inflamed; the inflammation being most commonly triggered by exposure to allergens, such as pollen, mold or animal dander. Food allergies can also spur asthma symptoms.

To evaluate the relationship between peanut allergy and asthma morbidity in school-age children, researchers followed 160 American children, aged between 5 and 8 years. Peanut allergy was assessed by specific and validated criteria. A Poisson regression model was used to compare the frequency of systemic steroid use and of hospitalisation for asthma beyond age 3 years in children with asthma with and without peanut allergy.

Researchers found that among 160 children with asthma seen at their center, the 46 with peanut allergies generally had more hospitalisations for asthma exacerbations than children without the food allergy. They also had a higher rate of treatment with oral corticosteroids - anti-inflammatory drugs given for a short period to control severe asthma symptoms. Of children and teens with peanut allergy, 23 percent had ever been hospitalised for asthma after the age of 3 years. That compared with 16 percent of those without peanut allergy.

When it came oral steroids, only 28 percent of kids with peanut allergy had never needed treatment after age 3. That figure was 37 percent among those without the food allergy. When the researchers accounted for other factors like family history of asthma and any other allergies the children had, peanut allergy remained linked to higher risks of hospitalisations and oral steroid use.

The researchers recommend that parents of children with both asthma and peanut allergy should be particularly careful to work with their child's doctor to keep the asthma well-controlled. That typically means minimizing kids' exposure to their particular asthma triggers, helping them maintain a healthy weight and, often, giving them medications that prevent asthma attacks.

It is not clear, however, why study patients with peanut allergy tended to have more problems with asthma control. The above findings point to an association between peanut allergy and more asthma exacerbations, but do not prove that the food allergy is the cause.

Mar 15
Gum disease 'linked to early births'
Successful treatment for gum disease cuts the risk of pregnant women giving birth early, US research suggests.

The preliminary research showed those whose gum disease was not treated successfully were three times more likely to give birth before 35 weeks.

The study of 160 women was presented to the annual conference of the American Association for Dental Research.

UK experts said the finding was "controversial" but advised pregnant women to take care of teeth and gums.

Doctors have previously established that severe gum infections cause an increase in the production of prostaglandin and tumour necrosis factor, chemicals which induce labour, to be produced.

The study by researchers at the University of Pennsylvania enrolled women who were between six and 20 weeks' pregnant.

All of the volunteers had gum disease. These women were given treatment, which was successful in one third of the cases.

The researchers found a "strong and significant association" between successful treatment and full-term births.

Those whose treatment did not work were "significantly more likely" to give birth before 35 weeks.

'Controversial area'

UK experts warned that this was a small study and further research was needed.

Professor Iain Chapple, from Birmingham Dental School, said this was a "controversial area", and that while some previous studies had shown an association between gum disease and early births, others had shown no association.

He said the results "could reflect behavioural differences in the successfully treated group versus the unsuccessfully treated group" such as "poorer diets, smoking status, alcohol intake and many other issues".

But Dr Nigel Carter, chief executive of the British Dental Health Foundation, said: "This paper adds to the growing evidence around links between gum disease and pre-term babies.

"It is further strong evidence that pregnant women should take care of their periodontal health and receive appropriate treatment during their pregnancy to reduce as far as possible their chance of a pre-term birth."

'Only one clue'

This advice was echoed by the pregnancy research charity Tommy's.

Its consultant midwife, Annette Briley, said: "Women in the UK do get free dental care during pregnancy and for a year after the baby's birth.

"It is therefore good to go to the dentist early in pregnancy and ensure that your mouth, teeth and gums are as healthy as they can be.

"However, the causes of preterm birth are multifactorial and many women with no periodontal disease may still have their babies early, this is only one clue to one cause."

Mar 13
Peanut allergy may worsen asthma in kids
Among children and teenagers with asthma, those who also have peanut allergies may have more or more-severe asthma attacks.

Asthma symptoms arise when the airways become inflamed; the inflammation being most commonly triggered by exposure to allergens, such as pollen, mold or animal dander. Food allergies can also spur asthma symptoms.

To evaluate the relationship between peanut allergy and asthma morbidity in school-age children, researchers followed 160 American children, aged between 5 and 8 years. Peanut allergy was assessed by specific and validated criteria. A Poisson regression model was used to compare the frequency of systemic steroid use and of hospitalisation for asthma beyond age 3 years in children with asthma with and without peanut allergy.

Researchers found that among 160 children with asthma seen at their center, the 46 with peanut allergies generally had more hospitalisations for asthma exacerbations than children without the food allergy. They also had a higher rate of treatment with oral corticosteroids - anti-inflammatory drugs given for a short period to control severe asthma symptoms. Of children and teens with peanut allergy, 23 percent had ever been hospitalised for asthma after the age of 3 years. That compared with 16 percent of those without peanut allergy.

When it came oral steroids, only 28 percent of kids with peanut allergy had never needed treatment after age 3. That figure was 37 percent among those without the food allergy. When the researchers accounted for other factors like family history of asthma and any other allergies the children had, peanut allergy remained linked to higher risks of hospitalisations and oral steroid use.

The researchers recommend that parents of children with both asthma and peanut allergy should be particularly careful to work with their child's doctor to keep the asthma well-controlled. That typically means minimizing kids' exposure to their particular asthma triggers, helping them maintain a healthy weight and, often, giving them medications that prevent asthma attacks.

It is not clear, however, why study patients with peanut allergy tended to have more problems with asthma control. The above findings point to an association between peanut allergy and more asthma exacerbations, but do not prove that the food allergy is the cause.

Mar 12
No help for Indian kids with terminal kidney disease
As the world observes World Kidney day, it is shocking to know that upto 80 percent of critically ill newborns in our country suffer from Acute Kidney Injury (AKI), commonly known as Acute Renal Failure.

As many as 30 - 50 % of patients in the ICU and about 5% of hospitalized children overall have this condition.

Again, Chronic Kidney disease (CKD) together with End stage renal disease (ESRD) has a worldwide incidence of 75 - 350/million population.

Approx. 3,00,000 ESRD children exist in India with fewer than 5% receiving renal replacement therapy.

Acute Kidney Injury (AKI) is commonly precipitated by -Acute Gastro Enteritis, blood loss, shock, inflammation of the Liver (Known as Fulminant Hepatitis), heart failure etc. In this background, assessing Kidney function precisely assumes particular significance.

Early detection of a functional abnormality leading to a prompt intervention can prevent significant kidney damage. Unfortunately, as of now we don't have many diagnostic methods or tests in place, which could help us detect these abnormalities early especially before the disease has become clinically manifest.

Kidney function so far is gauged by creatinine & its small rise increases risk of mortality. Creatinine tends to be an unreliable indicator of AKI (Variations with age, gender, muscle mass & metabolism, hydration status) & does not change until 50% of Kidney function is lost.

In the near future there would be novel biomarkers for early detection & management of kidney injury including Urine panel of NGAL, IL-18, KIM-1, & Plasma panel of NGAL & cystatin C. These biomarkers are sensitive much before rise in Sr. creatinine.

Various drugs & agents including painkillers & anti-inflammatory drugs, antibiotics, herbal & alternative medicines also cause kidney injury.

The Symptoms & Signs are often Subtle & hidden! Laboratory investigations include detailed blood and urine analysis with radio imaging. Management of AKI (Accute Kidney Injury) is treating the basic causes, management of complications e.g. Fluid overload, Hypertension, etc. Occasionally dialysis is required to sustain kidney function.

Urinary Tract Infection (UTI) is a common cause of chronic kidney damage. 150 million people per year become infected. 5% of general practitioner visits are for UTIs. Prevalence - In girls <1 year is 6.5%, boys is 3.3%, in girls >1 year is 8.1%, boys is 1.9%, <1 year, uncircumcised boys have a 10 fold increase in risk.

Urinary Stone Disease: "Renal stone disease in children is not uncommon, and can present in classical or atypical manner. It is more common in children < 5 years, with 90% of infective causes. Stones have to be removed; Antibiotics are an important treatment modality. The Long-term outcome is Good, with < 10% recurrence. A metabolic cause can be identified in 50% of the cases", says Dr. P.P. Singh, Sr. Consultant Urologist, Batra Hospital.

Overall, formulating strategies for controlling CKD is of the utmost importance. Control of CKD is with managing fluid electrolyte disturbances, hypertension, protein in urine, obstructive changes etc., Medication for hypertension, control blood sugar levels in diabetics, lifestyle changes especially in adolescents, including physical exercise, avoiding smoking and alcohol intake, restricting sodium intake etc. are all important. CKD must be detected early, regular screening of children in "at risk" category & Nation wide school screening programmes are crucial for detection of Proteineuria, Haematuria, Hypertension etc.

Mar 12
3 swine flu deaths take toll in India to 1404
Three more deaths from swine flu or influenza A (H1N1) were reported from the country yesterday, health officials stated. These new deaths have now added to the number of dead in the country, taking the total toll to 1,404, revealed the sources.

None of the three deaths registered, occurred during the day itself - all were earlier deaths that were confirmed and reported by authorities in the respective states where they occurred. While two of the deaths occurred in Rajasthan, the third was from Maharashtra.

The state wise toll for individual states comprises 383 deaths from Maharashtra, 299 from Gujarat, 196 from Rajasthan, 148 from Karnatka, 95 from Delhi, 52 from Andhra Pradesh, 40 from Punjab, 38 from Haryana, 37 from Kerala, 28 from Madhya Pradesh, 19 from Uttar Pradesh, 13 from Uttarakhand, 11 from Chhattisgarh, 8 each from Chandigarh and Himachal Pradesh, 7 from Tamil Nadu, 6 from Puducherry, 5 from Goa, 4 from Jammu and Kashmir, 3 from Orissa, 2 from Assam and one death each from Mizoram and Dadra and Nagar Haveli.

Health officials also said that 24 new cases of swine flu were reported from across the country. These included 20 infections from Maharashtra and an infection each from Delhi, Karnataka, Goa and Rajasthan. As of now the total number of confirmed cases of swine reported in the country has gone up to 29,904, sources said.

Mar 11
Chicago-based doctor sets example
Disproving the beliefs that only the close ones, family members and relatives can give away their kidneys, professor Susan Hou, an internationally renowned renal expert from Chicago had created history seven-and-a-half years back when she donated her kidney to her own patient.

On Monday, she was in the city to give a talk on renal disorders in pregnant women ahead of the World Kidney Day on March 11.

It is believed to be the first time when a physician had donated an organ to an unrelated patient since living unrelated transplants don't happen too often.

The lady doctor changed the relationship between a doctor and patient and took organ donation to a higher level. Susan Hou is an expert on renal disorders in pregnancy and a humanitarian and her husband professor Mark Moli is an expert on prolactin, endocrine testing during pregnancy and management of many endocrine problems during pregnancy.

In an interview, Susan said, "If we believe in the brotherhood of men, then there should be no second thought in donating your kidneys to anybody as no donation is unrelated." Speaking about her donation experience, she just said, "It felt great." In fact every nephrologists should donate his kidney for the cause of healthcare, she noted. Though her husband Mark was worried the day before the surgery, post that he was fine, said Susan. She said that donors should be sensitised too and they should be aware that health complications can crop up after donation.

It is an irony that at the time when she donated her kidneys, there was a lot of criticism from India stating that in countries where women's rights are not recognised, this kind of practice will force them to donate their kidneys for their husbands.

But today, times have changed, says Susan.

Mar 11
Diabetic kidney more serious than cancer
The theme of this years World Kidney Day - 'Protect Your Kidneys- Control Diabetes' is a wakeup call for every one because diabetes represents the leading cause of Chronic Kidney Disease (CKD) and kidney failure worldwide.

Experts caution that the threat from diabetic kidney disease is more serious than even cancer and cardiac diseases and unless efforts are undertaken to prevent or reduce cases of diabetes and appropriate health intervention made accessible, it can lead to increased burden on society and individuals in the times to come.

"Diabetic nephropathy is a progressive disease and may occur in at least 30-40 per cent of all diabetics," said Dr V S Reddy, consultant nephrologist, Krishna Institute of Medical Sciences. "Since most people living with kidney disease often do not know they are affected until their kidneys actually begin to fail, it is important to undergo simple health screening tests early on." It is estimated that 40-50 percent of chronic kidney diseases requiring dialysis or transplant is due to diabetes alone and one-third of diabetics develop kidney disease in 15-20 years.

Every year 200 new kidney cases per million of End Stage Renal Disease are added and a sizeable number undergo dialysis or transplant thus exerting additional pressure to the existing healthcare infrastructure which is already facing shortage of doctors as well as treatment centers.

Says Dr Rajsekara Chakravarthi, chief Nephrologist, Care Hospitals, "The likelihood of getting kidney diseases depends on risk factors that includes diabetes, hypertension, family history of diabetic kidney disease, and certain drugs such as painkillers.

"The first step towards better control of diabetic kidney disease needs to be aimed at prevention. Adds Dr Chakravarti, "Healthy lifestyle choices that include diet, medication and lifestyle adjustments can postpone and sometimes even prevent the need for dialysis."

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