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01 / 05
Breast Cancer Death Rate Dropped 58 Percent over 44 Years in US

Washington Post | Noncommunicable Disease

Breast Cancer Death Rate Dropped 58 Percent over 44 Years in US

“The mortality rate for U.S. women with breast cancer fell an estimated 58 percent from 1975 to 2019, according to research published in JAMA that credits the decline to advances in screening and treatments.

Nearly half (47 percent) of the reduction was attributed to earlier and more effective treatment of those with Stage 1, 2 or 3 breast cancer. (With staging, generally the lower the number, the less the cancer has spread.)

In addition, about 25 percent of the drop was attributed to improved mammography screening and about 29 percent to better treatment of metastatic breast cancer, meaning cancer that has spread.”

From Washington Post.

World Health Organization | Noncommunicable Disease

Major Progress Made Against Cervical Cancer in Last Four Years

“Four years ago to the day, 194 countries resolved to eliminate cervical cancer and WHO launched a global strategy. Since then, significant progress has been made. At least 144 countries have introduced the HPV vaccine, over 60 countries now include HPV testing in their cervical screening programmes and 83 countries include surgical-care services for cervical cancer in health-benefit packages.”

From World Health Organization.

Gavi | Noncommunicable Disease

Several African Countries have Significantly Reduced TB-Related Deaths

“Progress has been made in reducing TB related deaths in the Africa region. The continent saw the biggest drop in TB related deaths since 2015 of all six regions – 42%. The European region came next with TB deaths down by 38% in the same period.

When it comes to TB infections the WHO African and European regions have made the most progress: a reduction of 24% in Africa and 27% in Europe.

One of the main reasons for the success in Africa has been progress in treating HIV patients. This is because TB is one of the most common opportunistic infections among patients with HIV. (Opportunistic infections occur more often or are more severe in people with weakened immune systems.)

Before antiretrovirals transformed treatment for HIV patients, the African continent had the highest TB-HIV co-infection rates in the world. High mortality was experienced among co-infected patients.

At one stage HIV prevalence among TB patients was estimated to be as high as 90% in some areas of sub-Saharan Africa.

Treating co-infected patients with antiretrovirals has contributed significantly to the drop in TB-related cases and deaths on the continent.”

From Gavi.

The Atlantic | Noncommunicable Disease

Lupus Was Considered Incurable. New Breakthroughs Fuel Hope.

“Lupus, doctors like to say, affects no two patients the same. The disease causes the immune system to go rogue in a way that can strike virtually any organ in the body, but when and where is maddeningly elusive. One patient might have lesions on the face, likened to wolf bites by the 13th-century physician who gave lupus its name. Another patient might have kidney failure. Another, fluid around the lungs. What doctors can say to every patient, though, is that they will have lupus for the rest of their life. The origins of autoimmune diseases like it are often mysterious, and an immune system that sees the body it inhabits as an enemy will never completely relax. Lupus cannot be cured. No autoimmune disease can be cured.

Two years ago, however, a study came out of Germany that rocked all of these assumptions. Five patients with uncontrolled lupus went into complete remission after undergoing a repurposed cancer treatment called CAR-T-cell therapy, which largely wiped out their rogue immune cells. The first treated patient has had no symptoms for almost four years now. ‘We never dared to think about the cure for our disease,’ says Anca Askanase, a rheumatologist at Columbia University’s medical center who specializes in lupus. But these stunning results—remission in every patient—have fueled a new wave of optimism. More than 40 people with lupus worldwide have now undergone CAR-T-cell therapy, and most have gone into drug-free remission. It is too early to declare any of these patients cured for life, but that now seems within the realm of possibility.”

From The Atlantic.

New York Times | Noncommunicable Disease

Pancreatic Cancer Surge May Be Less Worrisome than It Seemed

“One of the first warnings came in a paper published in 2021. There was an unexpected rise in pancreatic cancer among young people in the United States from 2000 to 2018. The illness can be untreatable by the time it is discovered, a death sentence.

With publication of that report, by Dr. Srinivas Gaddam, a gastroenterologist at Cedars-Sinai Medical Center, researchers began searching for reasons. Could the increase be caused by obesity? Ultraprocessed foods? Was it toxins in the environment?

Alternatively, a new study published on Monday in The Annals of Internal Medicine suggests, the whole alarm could be misguided.

The authors of the paper, led by Dr. Vishal R. Patel, a surgical resident at Brigham and Women’s Hospital in Boston, did not dispute the data showing a rising incidence. They report that from 2001 to 2019 the number of young people — ages 15 to 39 — diagnosed with pancreatic cancer soared. The rate of pancreatic surgeries more than doubled in women and men.

The problem is that the expected consequence of such a rise in cancers did not occur. With more pancreatic cancers in young people, there should be more pancreatic cancer deaths. And there were not. Nor were more young people getting diagnosed with later-stage cancers. Instead, the increase was confined to cancers that were in very early stages.

Many cancers will never cause harm if left alone, but with increasingly sensitive tools, doctors are finding more and more of them. Because there usually is no way to know if they are dangerous, doctors tend to treat them aggressively. But they would never have shown up in death statistics if they had not been found.

It’s the hallmark of what researchers call overdiagnosis: a rise in incidence without a linked rise in deaths.”

From New York Times.