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Vasculitis occurs when your immune system injures your blood vessels by mistake. What causes this to happen is not fully known, but when it occurs, your blood vessels become inflamed and can narrow or close off. Rarely, the blood vessel wall may weaken, causing it to expand or bulge. This bulge is known as an aneurysm.

Buildup of plaque and blood clots causing blockage of an artery that supplies oxygen-rich blood to the brain can cause an ischemic stroke, while sudden bleeding from causes such as high blood pressure can result in a hemorrhagic stroke.

One of the most serious and common risks of being on a ventilator is pneumonia. The breathing tube makes it hard for you to cough. Coughing helps clear your airways of germs that can cause infections. The breathing tube that is put into your airway can allow bacteria to enter your lungs. As a result, you may develop pneumonia.

Por lo general, se considera que un adulto tiene un peso saludable cuando su índice de masa corporal (IMC) está entre 18.5 y 24.9. Aprenda sobre los riesgos para la salud que tienen el sobrepeso y la obesidad y sobre los beneficios de mantener un peso saludable.

La anemia de células falciformes es una enfermedad para toda la vida. La gravedad de la enfermedad varía ampliamente de una persona a la otra. Las personas que tienen esta enfermedad pueden experimentar signos, síntomas y complicaciones agudos y crónicos.

Risk factors for VTE include a history of a previous VTE event; surgery; medical conditions such as cancer or spinal cord injury; pregnancy; paralysis or long periods of immobilization; specific genes; and certain circumstances related to age, race, and sex. In most cases of VTE, there is more than one risk factor involved. The more risk factors you have, the greater the chance you have of developing VTE.

Energy imbalances, some genetic or endocrine medical conditions, and medicines are known to cause overweight or obesity.

Risk factors for heart inflammation depend on the type of heart inflammation. Risk factors may include age; sex; certain genetic conditions; environment; lifestyle choices; medical conditions such as certain cancers, diabetes and HIV/AIDS; and medical procedures including artificial heart valves, pacemakers, and radiation therapy.

Your doctor will diagnose sarcoidosis based on your symptoms, a physical exam, imaging tests, or a biopsy of an affected organ. The doctor will also do tests to rule out other diseases that have similar signs and symptoms.

Your age, environment, family history and genetics, lifestyle habits, medicines you are taking, other medical conditions, and sex can raise your risk of pulmonary hypertension.