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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.

Signs and symptoms of pulmonary hypertension are sometimes hard to recognize, because they are similar to those of other medical conditions. People may have symptoms for years before being diagnosed with pulmonary hypertension. These symptoms may get worse over time and could eventually lead to serious complications such as right heart failure.

It may be possible for your doctor to diagnose your bleeding disorder, its severity, and whether it is inherited or acquired based on your signs and symptoms, risk factors, medical and family history, a physical exam, and blood tests.

After CABG surgery, you will need time to recover. There are also potential complications from surgery, including arrhythmia, heart attack, and infection.

There are many types of conduction disorders that can occur anywhere along the cardiac conduction system: at the sinoatrial (SA) node, the atrioventricular (AV) node, or the bundle branches. The problem can be with signal generation, how the signal travels through the heart, or both. Disorders can occur on a much smaller level within ion channels in a heart muscle cell that work together to make the heart cell contract.

People who have certain conditions may benefit from CABG, such as those who have obstructive coronary artery disease, a type of ischemic heart disease. Obstructive coronary artery disease occurs when plaque builds up in the coronary arteries that supply the heart with oxygen-rich blood.

Metabolic syndrome is the name for a group of risk factors that raises your risk for heart disease and other health problems, such as diabetes and stroke. The term "metabolic" refers to the biochemical processes involved in the body's normal functioning.

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.

The main symptom of insomnia is trouble falling or staying asleep, even if you have enough time and the right conditions for good sleep. Over time, untreated insomnia may raise your risk of certain health problems or workplace or road accidents.

To diagnose a circadian rhythm disorder, your doctor may review your medical history; ask about your symptoms, sleep patterns, and environment; do a physical exam; and order diagnostic tests.