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Health News - Radiology/Nuclear Medicine

How proton radiotherapy can kill cancer in milliseconds
In mice, researchers have devised a technology that can deliver proton radiation, killing cancer cells while preserving healthy tissue, in under 1 second. (Medical News Today)

What does a radiologist do?
A radiologist is a doctor who interprets medical imaging, such as X-rays. Learn more about what they do and the education that they receive here. (Medical News Today)

New MRI scans reveal brain features of depression
Using new types of MRI, scientists have observed features of the blood-brain barrier and activity in brain circuits that may characterize depression. (Medical News Today)

What to know about pubic hair loss
Some people may experience hair loss in the pubic region. Learn about the causes and additional symptoms. We also provide information on the treatment options. (Medical News Today)

Cancer survivors report an information gap in treatment side effects
According to a survey of people who had undergone treatment for cancer, about one-third wished that they had received more information on the side effects. (Medical News Today)

Brain cancer: Lithium may restore cognitive function after radiation
New research has found that lithium improves memory and learning capabilities in young female mice that have undergone radiation treatment. (Medical News Today)

How do doctors test for Crohn's disease?
Crohn’s disease is a type of inflammatory bowel disease. There is no single test for diagnosing it. A doctor might order a few different tests to confirm a diagnosis. Here, learn how doctors test for and diagnose Crohn’s disease. (Medical News Today)

What to know about CT head scans
A computed tomography (CT) scan of the head creates images of the skull, brain, and other parts of the head. Read about the uses, procedure, and risks of CT head scans here. (Medical News Today)

What to know about angiograms
An angiogram is an X-ray of the blood vessels. Doctors use angiograms to help diagnose medical conditions related to the arteries or heart. Learn more about angiograms here. (Medical News Today)

What is a nephrologist?
A nephrologist is a kidney specialist. This article looks at what they do, the medical conditions they treat, and the procedures they can perform. (Medical News Today)

What to know about proton therapy for breast cancer
Proton therapy is a type of radiation that can treat cancers, including breast cancer. This article discusses its uses, effectiveness, and procedure. (Medical News Today)

What to know about liver metastases
Liver metastases occur when cancer spreads to the liver from another part of the body. Diagnosis may involve ultrasound. Prognosis depends on how far the cancer has spread. Learn more about liver metastases here. (Medical News Today)

Stroke study finds mouth bacteria in brain clots
Using DNA evidence, scientists have shown that brain clot samples from people who have had ischemic stroke often contain mouth bacteria. (Medical News Today)

What to know about DEXA scans
The DEXA scan assesses bone density and can determine whether a person has weaker bones that are at risk of fracture. No special preparation is necessary. Learn more about DEXA scans here. (Medical News Today)

Could these brain changes explain phantom limb?
Changes in communication between sensory and motor areas of the brain after lower limb amputation could explain phantom sensation, even without pain. (Medical News Today)

Increased intracranial pressure: What to know
Doctors call the pressure inside a person’s skull the intracranial pressure or ICP, and it can increase with a head injury or medical condition, such as fluid on the brain. Here, we discuss the symptoms, causes, treatments, and outlook for increased or elevated ICP. (Medical News Today)

New obesity procedure also reduces muscle mass
A new interventional treatment for obesity that is currently in clinical trials raises some concerns because it leads to loss of muscle as well as fat. (Medical News Today)

What is a lumbar MRI scan?
Doctors use a lumbar MRI scan to examine a person’s lower spine for problems. An MRI scan uses magnetic fields and radio waves to create an image of the inside of a person’s body. It is a painless and low-risk procedure. Learn more here. (Medical News Today)

Alzheimer's: Artificial intelligence predicts onset
A deep learning algorithm trained to analyze brain scans accurately predicted who would develop Alzheimer's more than 6 years before diagnosis. (Medical News Today)

What are the side effects of radiation for breast cancer?
Radiation can be an effective treatment for breast cancer, but it does have side effects. Doctors may recommend this therapy in combination with others, such as surgery and chemotherapy. Learn more about how radiation for breast cancer affects the body and what short- and long-term side effects to expect. (Medical News Today)

What to know about radiation dermatitis
Radiation dermatitis occurs when radiotherapy, a standard cancer treatment, damages the healthy skin cells. People can ease skin redness and peeling with calming skincare routines, some of which we explain here. (Medical News Today)

What happens with a pinched nerve in the shoulder?
A pinched nerve in the shoulder, also known as cervical radiculopathy, occurs when something presses against a nerve coming from the neck. This often causes pain and weakness in the arm. Many cases resolve without treatment, but some need medication and surgery to relieve symptoms. (Medical News Today)

Cancer: Scientists reveal how to boost radiotherapy
Scientists reveal that targeting a pathway in cancer cells that controls the motion of their mitochondria could make them more yielding to radiotherapy. (Medical News Today)

Pictures of rheumatoid arthritis symptoms
Rheumatoid arthritis (RA) can affect the shape and size of the joints, often in the hands, feet, and knees. X-rays and MRI scans can identify any damage that RA has caused. Seeing pictures of the symptoms can help people understand them better. In this article, we use images to take a close look at the symptoms of RA. (Medical News Today)

How serious is a fractured skull?
A skull fracture is a break in a skull bone, and the primary cause is trauma to the head. There are different types of fracture, but symptoms usually include a headache, bruising, and a loss of balance. Some skull fractures heal on their own while others require surgery. Learn more about skull fractures here. (Medical News Today)

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