Dec 23rd, 2022 - Overview How thrombosis can lead to a blocked blood vessel. What is thrombosis? Thrombosis is a serious condition where a clot forms inside a blood vessel (an artery or vein) in your body or sometimes inside of your heart. This is dangerous because clots that form inside blood vessels can block blood flow. They can also break free and travel elsewhere in your body, and if a clot gets stuck in a...

May 7th, 2022 - Overview A fever is a temporary rise in body temperature. It's one part of an overall response from the body's immune system. A fever is usually caused by an infection. For most children and adults, a fever may be uncomfortable. But it usually isn't a cause for concern. For infants, however, even a low fever may mean there's a serious infection. Fevers generally go away within a few days. A num...

May 5th, 2022 - Overview Thoracic aortic aneurysm Open pop-up dialog box Close Thoracic aortic aneurysm Thoracic aortic aneurysm A thoracic aortic aneurysm is a weakened area in the upper part of the body's main blood vessel (aorta). Aneurysms can develop anywhere in the aorta. A thoracic aortic aneurysm is a weakened area in the body's main artery (aorta) in the chest. When the aortic wall is weak, the artery...

May 5th, 2022 - ic aortic aneurysm care at Mayo Clinic By Mayo Clinic Staff Print Your Mayo Clinic care team A team at Mayo Clinic A team of health care providers work together at Mayo Clinic. Mayo Clinic doctors trained in blood vessel conditions (vascular specialists), blood vessel surgery (vascular surgeons), heart and blood vessel surgery (cardiovascular surgeons), chest surgery (thoracic surgeons), heart ...

May 4th, 2022 - Diagnosis To diagnose an enlarged heart, a health care provider will usually do a physical exam and ask questions about your symptoms and medical history. Tests that may be done to help diagnose an enlarged heart (cardiomyopathy) and its cause include: Blood tests. Blood tests may help confirm or rule out conditions that can cause heart enlargement. If an enlarged heart occurs with chest pain o...

May 3rd, 2022 - Overview Renal artery stenosis Open pop-up dialog box Close Renal artery stenosis Renal artery stenosis In renal artery stenosis, one or both of the arteries leading to the kidneys becomes narrowed, preventing adequate blood flow to the kidneys. Renal artery stenosis is the narrowing of one or more arteries that carry blood to your kidneys (renal arteries). Narrowing of the arteries prevents en...

May 3rd, 2022 - Renal artery stenosis care at Mayo Clinic Your Mayo Clinic care team Mayo Clinic doctors trained in kidney diseases and high blood pressure (nephrology and hypertension), vascular medicine, diagnostic and therapeutic (interventional) radiology, and heart and blood vessel diseases (cardiovascular medicine) work together to evaluate and treat people with renal artery stenosis. Each year, more tha...

May 3rd, 2022 - Double-outlet right ventricle Double-outlet right ventricle Open pop-up dialog box Close Double-outlet right ventricle Double-outlet right ventricle In double-outlet right ventricle, the aorta and pulmonary artery connect partially or completely to the right ventricle. A hole also exists between the two ventricles (ventricular septal defect). In a normal heart, as shown on the left, the pulmona...

May 3rd, 2022 - Diagnosis For diagnosis of renal artery stenosis, your health care provider may start with: A physical exam that includes your provider listening through a stethoscope over the kidney areas for sounds that may mean the artery to your kidney is narrowed A review of your medical history Blood and urine tests to check your kidney function Blood and urine tests to measure the levels of hormones tha...

Apr 30th, 2022 - Diagnosis Tachycardia consultation at Mayo Clinic A thorough physical exam, medical history and testing are required to diagnose tachycardia. Note: Items within this content were created prior to the coronavirus disease 2019 (COVID-19) pandemic and do not demonstrate proper pandemic protocols. Please follow all recommended Centers for Disease Control and Prevention guidelines for masking and so...

Apr 27th, 2022 - Overview Brain aneurysm Open pop-up dialog box Close Brain aneurysm Brain aneurysm An aneurysm is a ballooning at a weak spot in an artery wall. An aneurysm's walls can be thin enough to rupture. The illustration shows an individual with an unruptured aneurysm. The inset shows what happens when the aneurysm ruptures. The Dangers of Brain Aneurysm Aneurysms can lurk without symptoms, but screeni...

Apr 27th, 2022 - Diagnosis If you experience a sudden, severe headache or other symptoms that could be related to a ruptured aneurysm, you'll be given tests to determine whether you've had bleeding into the space between your brain and surrounding tissues (subarachnoid hemorrhage). The tests can also determine if you've had another type of stroke. You may also be given tests if you show symptoms of an unrupture...

Apr 25th, 2022 - Overview Patent ductus arteriosus (PDA) causes problems with blood flow between the heart and lungs. What is patent ductus arteriosus (PDA)? Patent ductus arteriosus (PDA) is a heart condition in babies. It happens when a blood vessel called the ductus arteriosus doesn’t close as it should after birth. What does the ductus arteriosus do? During fetal development (before a baby is born), very li...

Apr 21st, 2022 - Bicuspid aortic valve Bicuspid aortic valve with stenosis Open pop-up dialog box Close Bicuspid aortic valve with stenosis Bicuspid aortic valve with stenosis A bicuspid aortic valve is an aortic valve that has two flaps (cusps) instead of three. It may cause a narrowed or obstructed aortic valve opening (aortic valve stenosis), making it difficult for the heart to pump blood into the body's ma...

Apr 13th, 2022 - Diagnosis Pulmonary hypertension is hard to diagnose early because it's not often detected during a routine physical exam. Even when pulmonary hypertension is more advanced, its signs and symptoms are similar to those of other heart and lung conditions. To diagnose pulmonary hypertension, a health care provider will perform a physical exam and review your symptoms. You'll likely be asked questi...

Apr 7th, 2022 - Diagnosis Ideally, your doctor should screen you during regular physical exams for risk factors that can lead to a heart attack. If you're in an emergency setting for symptoms of a heart attack, you'll be asked about your symptoms and have your blood pressure, pulse and temperature checked. You'll be connected to a heart monitor and have tests to see if you're having a heart attack. Tests to di...

Apr 7th, 2022 - Overview Heart attack Open pop-up dialog box Close Heart attack Heart attack A heart attack occurs when an artery supplying your heart with blood and oxygen becomes blocked. Fatty deposits build up over time, forming plaques in your heart's arteries. If a plaque ruptures, a blood clot can form and block your arteries, causing a heart attack. During a heart attack, tissue in your heart muscle di...

Apr 2nd, 2022 - Diagnosis Your health care provider is likely to perform a physical examination and ask questions about your personal and family medical history. You'll also be asked when your symptoms occur — for example, whether exercise triggers your symptoms. If your provider thinks you have cardiomyopathy, several tests may be done to confirm the diagnosis, including: Chest X-ray. An image of the heart wi...

Mar 30th, 2022 - Overview Angina (an-JIE-nuh or AN-juh-nuh) is a type of chest pain caused by reduced blood flow to the heart. Angina is a symptom of coronary artery disease. Angina is also called angina pectoris. Angina pain is often described as squeezing, pressure, heaviness, tightness or pain in the chest. It may feel like a heavy weight lying on the chest. Angina may be a new pain that needs to be checked ...

Mar 26th, 2022 - Diagnosis A prompt evaluation of your symptoms is vital in diagnosing the cause of the TIA and deciding on a method of treatment. To help determine the cause of the TIA and to assess your risk of a stroke, your provider may rely on the following: Physical exam and tests. Your provider will perform a physical exam and a neurological exam. The provider will test your vision, eye movements, speech...