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Como el diagnóstico está basado en los valores de la presión arterial, esta enfermedad puede pasar desapercibida durante años, ya que los síntomas no suelen aparecer sino hasta que la presión arterial alta crónica ha causado daño al cuerpo y se presentan complicaciones.

Most people who have asthma are treated with daily medicine, called long-term control medicines, along with inhalers containing medicine for short-term relief during an asthma attack or when symptoms worsen.

Heart-healthy eating involves consuming vegetables, fruits, whole grains, fat-free or low-fat dairy products, fish, lean meats, poultry, eggs, nuts, seeds, soy products, legumes, and vegetable oils (except coconut and palm oils). Also, it limits sodium, saturated and trans fats, added sugars, and alcohol.

Los signos y síntomas varían según el tipo de angina y el sexo (hombre o mujer). Los síntomas de la angina pueden diferir en la gravedad, la ubicación en el cuerpo, la duración y en qué tanto alivio siente al descansar o tomar medicamentos. Ya que los síntomas de la angina y de un ataque al corazón pueden ser los mismos, llame al 9-1-1 si siente molestias en el pecho que no desaparezcan con reposo o medicamentos.

La sarcoidosis es una afección por la que ciertas células inmunitarias forman bultos, llamados granulomas, en los órganos. Se cree que la inflamación causa la formación de granulomas y, además, puede provocar cicatrices temporales o permanentes en la zona de los granulomas.

Changes to the heart’s tissue and to its electrical signals most often cause atrial fibrillation. When the heart’s tissue or signaling is damaged, the regular pumping of the heart muscle becomes fast and irregular.

BPD is a type of neonatal respiratory disease that develops as a result of a newborn's lungs not developing normally while the baby is growing in the womb or not developing fully if the baby was born premature. These babies’ lungs are fragile and can be easily irritated or inflamed after birth. Ventilation, high levels of oxygen, or infections can also damage premature newborns' lungs.

When a person has two hemoglobin S genes (hemoglobin SS), the disease is called sickle cell anemia. This is the most common and often most severe type of sickle cell disease. Hemoglobin SC disease and hemoglobin S? thalassemia are two other common types of sickle cell disease. Hemoglobin SD and hemoglobin SE are much less common.

Peripheral artery disease is more common in blacks than any other racial or ethnic group. The major risk factors for peripheral artery disease include smoking, older age, and diseases and conditions such as diabetes, high blood pressure, high blood cholesterol, coronary heart disease, stroke, and metabolic syndrome.

Sickle cell disease is an inherited disease caused by defects, called mutations, in the beta globin gene that helps make hemoglobin.