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Achalasia in Children What is achalasia in a child? Achalasia is a rare disease that makes it hard to swallow foods and liquids. In achalasia, there is a problem with the tube that carries food from the mouth to the stomach (esophagus). The muscles that make the esophagus

Megaloblastic Anemia in Children What is megaloblastic anemia in children? Anemia is a problem in which there are not enough red blood cells or hemoglobin. Hemoglobin is the part of red blood cells that carries oxygen throughout the body. In megaloblastic anemia, the bone marrow

Medical Genetics: Types of Genetic Changes The human body has about 20,000 different genes in each cell. Genes are located on chromosomes, which are stick-shaped structures in the middle of the cell (nucleus). Each cell usually has 46 chromosomes grouped in 23 pairs. Each gene

Maintaining Weight Loss Benefits of maintaining weight loss Losing weight is hard for many people. But it's even more challenging to keep the weight off. Many people who lose a large amount of weight have problems keeping it off over time. One theory is that people who eat fewer

Concussions result from a blow or jolt to the head that temporarily impacts normal brain function. This can happen during sporting activities, accidents or falls. Proper recognition and management of concussions are essential to ensure the safety and long-term health of children

Today, most kids with cancer — close to 85% — will beat it and go on to live full lives. That’s why planning for their future begins the moment a child is diagnosed with cancer at Phoenix Children’s Hospital. Being able to have a child is important to pediatric cancer survivors

Crohn's Disease in Children What is Crohn's disease in children? Crohn's disease is when there is redness, swelling (inflammation), and sores along the digestive tract. It is part of a group of diseases known as inflammatory bowel disease. Crohn's disease is a long-term (chronic)

Arrhythmias in Children What are arrhythmias in children? An arrhythmia is an abnormal heart rhythm. When a child has an arrhythmia, abnormal electrical signals sent through the heart muscle may cause the heart to beat too fast (tachycardia), too slow (bradycardia), or in an

Benign Skin Growths in Children What are benign skin growths? Children may have many types of skin growths. The vast majority of growths in children are benign. This means they are not cancer. Growths may be caused by genetics, injuries, sun exposure, or other reasons. What are