3941-3950 of 4288 Results Found
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Hodgkin Lymphoma in Children What is Hodgkin lymphoma in children? Hodgkin lymphoma is also called Hodgkin disease. It's a type of cancer that starts in the lymphatic system. The lymphatic system is part of the immune system. It helps to fight diseases and infections. The
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Lymphadenopathy in Children What is lymphadenopathy in children? Lymphadenopathy means swelling of the lymph nodes or glands. These are the bean-shaped glands in the neck, armpits, groin, chest, and abdomen. These glands act as filters for lymphatic fluid. This fluid contains
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Lymphatic Malformations in Children What is a lymphatic malformation in children? A lymphatic malformation is a lymphatic vessel that isn't formed correctly. The vessel traps the lymph fluid and causes cysts to form. Your child may have one or more of these cysts. Lymphatic
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Understanding Your Child's Lymphatic System What is the lymphatic system? The lymphatic system is a part of the body’s immune system. It works to fight disease and infection. The lymphatic system goes through many changes during a child's growth. Before birth, a baby is protected
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Overview of Neck Masses in Children Neck masses (lumps) are common problems in babies and children. Some neck masses are present at birth (congenital). These result from abnormal formation that occurs in the early stages of a baby's development during pregnancy. Many neck masses
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Non-Hodgkin Lymphoma (NHL) in Children What is non-Hodgkin lymphoma (NHL) in children? NHL is cancer that starts in the lymphatic system. The lymphatic system is part of the immune system. It helps to fight diseases and infections. NHL results when the cells in the lymphatic
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Stridor in Children What is stridor in children? Stridor is a noisy or high-pitched sound with breathing. It's a sign that the upper airway is partially blocked. It may involve the nose, mouth, throat, voice box (larynx), or windpipe (trachea). What causes stridor in a child
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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
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Aortic Stenosis in Children
Aortic Stenosis in Children What is aortic stenosis in children? Aortic stenosis means that your child has a heart valve that is too narrow or is blocked. The aortic valve is one of four heart valves that keep blood flowing through the heart. The valves make sure blood flows in
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Atrial Septal Defect (ASD) in Children What is an atrial septal defect in children? The atrial septum is the wall between the two upper chambers of the heart (right and left atria). An atrial septal defect (ASD) is an abnormal hole in this wall. ASD is a heart problem that is