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ABC News
13 minutes ago
- ABC News
Donald Trump has a 'common' vein condition. What is chronic venous insufficiency?
US President Donald Trump has been diagnosed with chronic venous insufficiency (CVI). White House press secretary Karoline Leavitt revealed the diagnosis by reading a letter from the 79-year-old's physician during a press briefing. Here's what to know about the condition. It's a condition where the veins in a person's legs have difficulty returning blood to the heart, according to the Victorian government's Better Health Channel. Normally, small valves in the veins help the blood move against gravity, and stop blood from flowing backwards. For people with CVI, these valves gradually lose the ability to work properly and cause blood to pool in the legs, leading to swelling. According to the Australia and New Zealand Society for Vascular Surgery (ANZSVS), people who are overweight, physically inactive, or smokers are more likely to develop CVI. Injuries, surgery and blood clots can also damage the legs and lead to the condition. Ms Leavitt said Mr Trump's medical examination found no signs that he had experienced any blood clots or evidence of arterial disease. She noted that CVI is a relatively common condition in people aged over 70, and is rarely linked to serious ailments. In mild cases, swelling of the lower legs may be the only symptom. Ms Leavitt confirmed the president is experiencing "mild swelling", which is what prompted him to undertake a "comprehensive exam" with the White House physician, Sean Barbabella. In more severe cases, there are several symptoms that can present around the lower leg, according to ANZSVS: The condition was not causing Mr Trump any discomfort, Ms Leavitt said. "The vast majority of people, probably including our president, have a mild to moderate form of it," said Anahita Dua, a vascular surgeon at Mass General Brigham who has never treated Mr Trump. CVI usually isn't life-threatening, but it can cause discomfort. Dr Dua said there is no cure for CVI, but there are some treatments to help alleviate swelling. Doctors often advise those diagnosed with CVI to lose weight and walk for exercise to improve circulation. People with the condition can reduce the swelling by wearing medical-grade compression socks or stockings, to help the blood circulate back to the heart, Dr Dua said. Ms Leavitt said she wouldn't discuss how Mr Trump was treating the condition. ABC/AP


SBS Australia
5 hours ago
- SBS Australia
New babies born free of devastating genetic diseases using DNA from three people
"Lily was my third daughter. She was born five weeks early, small, but otherwise healthy. Around about seven weeks old, she started to have these absent seizures where she would stop breathing and just sort of stare into space. And then we had the situation where she had two cardiac arrests. And she was rushed into intensive care and put on a life support machine." She's reflecting on her daughter Lily, who was born with a rare genetic condition. Doctors struggled to find answers, and further tests eventually confirmed a life-limiting condition with no treatment: mitochondrial disease. Robin Lovell-Badge is the Head of Stem Cell Biology and Developmental Genetics at The Francis Crick Institute. "Mitochondria are these little energy-producing factories, if you like, which all our cells contain. They have their own DNA, and if that DNA carries a mutation, or is a pathogenic variant, it can cause a whole range of different types of disease according to specific mutation, but these are all a nasty set of diseases where children can suffer a lot and die. It's particularly important for energy-demanding tissues like brain and muscle." Lily's family ultimately brought her home after the doctors told them there was nothing more they could do. And for six precious months, she defied expectations. "And I guess it was during those six months that we really started to understand what mitochondrial disease was, what the implications of it were." Over the ocean from the UK lives Ash Greenhalgh, a 28 year old woman from Brisbane who has Leber Hereditary Optic Neuropathy disease, which affects her vision. Her younger brother also has it, as does her mother. "Leading on from my vision loss when I was a child and kind of growing into my teenage years... it was an illness and a disorder with my eyes that was not visible to the people around me. It was internal, which made it very difficult for people to support me and understand. A lot of the times I would hear things like 'won't glasses fix that', which is not the way it works with LHON." Ash says she was overcome upon hearing that scientists at Britain's Newcastle University and Australia's Monash University have pioneered a treatment aimed at preventing such genetic diseases in children. "I cried. I cried. Obviously it's not something that's happening any time soon, but it means the world... I have a lot of gratitude for Monash, I have a lot of gratitude for the researchers who have put in so many countless hours into the research into doing what was the right thing, and helping the community. Because it is genuinely going to make a lot of difference for a lot of people." The idea behind the technique is to produce children who are born free of devastating genetic diseases, including mitochondrial disease, which is passed down through the mother's line. Robin Lovell-Badge says the method uses DNA from three people - the mother's egg, the father's sperm, and a donor's mitochondria - transferring pieces from inside the mother's fertilised egg into a healthy egg provided by the anonymous donor. "What's happened in this case is that they've used a technique called pronuclear transfer which effectively replaces the bad mitochondria with good mitochondria. You actually swap the nuclear genetic material, rather than move the mitochondria around, but you have a donor egg where you remove the nucleus and you replace it with the nucleus from the patient embryo."

ABC News
6 hours ago
- ABC News
Donald Trump diagnosed with vein condition that causes leg swelling
US President Donald Trump has been diagnosed with a "common" vein condition over swelling in his lower legs, the White House says. Reading a letter from Mr Trump's physician, White House press secretary Karoline Leavitt said an ultrasound on the president's legs "revealed chronic venous insufficiency … a common condition, particularly in individuals over the age of 70". The president turned 79 last month. Ms Leavitt said the tests showed 'no evidence of deep vein thrombosis or arterial disease'. People often are advised to lose weight, walk for exercise and elevate their legs periodically, and some may need to wear compression stockings. Severe cases over time can lead to complications, including lower leg sores called ulcers. The White House said bruising on Mr Trump's hand that has been covered up by makeup is "consistent" with irritation from his "frequent hand shaking and the use of aspirin". Ms Leavitt said "the president remains in excellent health". She promised to make the doctor's letter public. AP/Reuters