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Pediatric Arrhythmia
An arrhythmia is a change in the regular, even rhythm of the heartbeat. Many pediatric arrhythmias are isolated occurrences that are harmless, but some can be serious and even life-threatening. Atrial arrhythmias in children include: Premature atrial contractions (PACs)— early beats that start in the atria Supraventricular tachycardia (SVT)— a rapid, usually regular rhythm, starting…
Learn MorePulmonary Embolism
A pulmonary embolism (PE) is a blockage in one of the pulmonary arteries in the lungs. In most cases, pulmonary embolism is caused by blood clots that travel to the lungs from deep veins in the legs or other parts of the body. The parts of lung served by each blocked artery are robbed of…
Learn MorePulmonary Hypertension
Pulmonary hypertension (PH) is high blood pressure in the arteries of the lungs. It makes the right side of the heart work harder than normal. Pulmonary hypertension may be caused by: Autoimmune diseases that damage the lungs, such as scleroderma and rheumatoid arthritis Birth defects of the heart Blood clots in the lung Heart failure Heart valve disease HIV…
Learn MoreSarcoidosis
Sarcoidosis is a disease in which inflammation occurs in the lymph nodes, lungs, liver, eyes, skin, or other tissues. The exact cause is unknown. In those who have the disease, tiny clusters of immune cells called granulomas form in certain organs of the body. The disease can affect almost any organ, but most commonly affects…
Learn MoreSleep Apnea
Sleep apnea is a serious sleep disorder in which breathing repeatedly stops and starts during the night. The main types of sleep apnea are: Obstructive sleep apnea – the more common form that occurs when throat muscles relax Central sleep apnea – which occurs when your brain doesn’t send proper signals to the muscles that…
Learn MoreSnoring
Snoring is a loud breathing sound that occurs during sleep. It can increase the risk for diabetes, obesity, hypertension, stroke, heart attack, and other cardiovascular problems. Possible causes include: Being overweight Tissue swelling during the last month of pregnancy Crooked or bent nasal septum, which is the wall of bone and cartilage between your nostrils…
Learn MoreStroke
A stroke occurs when blood flow to a part of the brain stops. There are two major types of stroke: Ischemic stroke Hemorrhagic stroke Ischemic stroke occurs when a blood vessel is blocked by a blood clot. Ischemic strokes can also be caused by arterial plaque. A hemorrhagic stroke occurs when a blood vessel in the…
Learn MoreSupraventricular Tachycardia (SVT)
Supraventricular tachycardia (SVT) is an abnormally fast heartbeat. It’s a general term that includes many types of heart arrhythmias. A normal heart rate is 60 to 100 beats per minute. A heart rate of more than 100 beats per minute is called a tachycardia. Heart rates over 100 beats per minute that occur above the…
Learn MoreThoracic Aortic Aneurysm (TAA)
A thoracic aortic aneurysm (TAA) is an abnormal widening or ballooning of the aorta found in the chest. About 20% of cases are linked to family history. Risk factors for a thoracic aneurysm include: Changes caused by age Connective tissue disorders such as Marfan or Ehlers-Danlos syndrome Inflammation of the aorta Injury from falls or motor vehicle…
Learn MoreVaricose Veins
Varicose veins are swollen, twisted, and enlarged veins that you can see under the skin. They most often occur in the legs but can also occur in other parts of the body. Nearly 25% of adults are thought to be affected by varicose veins. Risk factors include: Older age Being female Being born with defective…
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