Achalasia is a rare disorder of the food pipe (oesophagus), which can make it difficult to swallow food and drink. Normally, the muscles of the oesophagus contract to squeeze food along towards the stomach. A ring of muscle at the end of the food pipe then relaxes to let food into the stomach. In achalasia, …
Acanthosis nigricans is the name for dry, dark patches of skin that usually appear in the armpits, neck or groin. It could be a sign of an underlying condition, so it needs to be checked by a GP. Check if you have acanthosis nigricans The main symptom of acanthosis nigricans is patches of skin that …
An abscess is a painful collection of pus, usually caused by a bacterial infection. Abscesses can develop anywhere in the body. This article focuses on 2 types of abscess: skin abscesses – which develop under the skin internal abscesses – which develop inside the body, in an organ or in the spaces between organs Symptoms …
Abdominal aortic aneurysm An abdominal aortic aneurysm (AAA) is a bulge or swelling in the aorta, the main blood vessel that runs from the heart down through the chest and tummy. An AAA can be dangerous if it is not spotted early on. It can get bigger over time and could burst (rupture), causing life-threatening …
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