Dec 2nd, 2022 - Overview Pylorus Open pop-up dialog box Close Pylorus Pylorus The pylorus is a muscular valve that holds food in the stomach until it is ready for the next stage in the digestive process. Pyloric stenosis Open pop-up dialog box Close Pyloric stenosis Pyloric stenosis In pyloric stenosis, the pylorus muscles thicken, blocking food from entering the baby's small intestine. Pyloric stenosis is an ...

Nov 30th, 2022 - Overview Strep throat is a bacterial infection that can make your throat feel sore and scratchy. Strep throat accounts for only a small portion of sore throats. If untreated, strep throat can cause complications, such as kidney inflammation or rheumatic fever. Rheumatic fever can lead to painful and inflamed joints, a specific type of rash, or heart valve damage. Strep throat is most common in ...

Nov 29th, 2022 - Overview Esophagitis (uh-sof-uh-JIE-tis) is inflammation of the esophagus. The esophagus is the muscular tube that delivers food from your mouth to your stomach. Esophagitis can cause painful, difficult swallowing and chest pain. Many different things can cause esophagitis. Some common causes include stomach acids backing up into the esophagus, infection, oral medicines and allergies. Treatment...

Nov 12th, 2022 - Diagnosis Truncus arteriosus is usually diagnosed soon after a child is born. The baby may look blue or gray and have trouble breathing. When a baby is born, a health care provider always listens to the baby's lungs to check breathing. If a baby has truncus arteriosus, the provider may hear sounds of fluid in the lungs during this exam. The provider also listens to the baby's heart to check for...

Nov 7th, 2022 - Overview What is orthostatic hypotension? Orthostatic hypotension is a sudden drop in blood pressure when you stand from a seated or prone (lying down) position. You may feel dizzy or even faint. Orthostatic means an upright posture. Hypotension is low blood pressure. This type of low blood pressure is also called postural hypotension. What is blood pressure? Blood pressure measures the force o...

Oct 28th, 2022 - Overview Esophageal spasms are painful contractions within the muscular tube connecting your mouth and stomach. This tube is called the esophagus. Esophageal spasms can feel like sudden, severe chest pain that lasts from a few minutes to hours. Some people may mistake it for heart pain, also called angina. Esophageal spasms typically occur only occasionally and might not need treatment. But som...

Oct 25th, 2022 - Overview A patent foramen ovale (PFO) is a hole in the heart that didn't close the way it should after birth. The hole is a small flaplike opening between the upper heart chambers. The upper chambers of the heart are called the atria. As a baby grows in the womb, an opening called the foramen ovale (foh-RAY-mun oh-VAY-lee) sits between the upper heart chambers. It typically closes during infanc...

Oct 18th, 2022 - Overview Stomach and pyloric valve Open pop-up dialog box Close Stomach and pyloric valve Stomach and pyloric valve Your stomach is a muscular sac about the size of a small melon that expands when you eat or drink. It holds as much as a gallon (3.8 liters) of food or liquid. Once your stomach breaks down the food, strong muscular contractions known as peristaltic waves push the food toward the ...

Oct 7th, 2022 - Diagnosis To diagnosis mitral valve stenosis, your health care provider examines you and asks questions about your symptoms and medical history. You'll also be asked about your family's medical history. The provider listens to your heart with a device called a stethoscope. Mitral valve stenosis often causes an irregular heart sound due to the narrowed opening. This is called a heart murmur. The...

Oct 7th, 2022 - Overview Typical heart and heart with mitral valve stenosis Open pop-up dialog box Close Typical heart and heart with mitral valve stenosis Typical heart and heart with mitral valve stenosis Mitral valve stenosis, shown in the heart on the right, is a condition in which the heart's mitral valve is narrowed. The valve doesn't open properly, blocking blood flow coming into the left ventricle, the...

Oct 7th, 2022 - Mitral valve stenosis care at Mayo Clinic Your Mayo Clinic care team Mayo Clinic doctors trained in heart disease (cardiologists) work together as a multidisciplinary team with heart surgeons (cardiovascular surgeons) and other care providers to offer you coordinated, comprehensive care. Having all this expertise in a single place means that your care is discussed among the team. Appointments a...

Sep 29th, 2022 - Overview Tricuspid atresia Open pop-up dialog box Close Tricuspid atresia Tricuspid atresia In tricuspid atresia, the tricuspid valve is missing. Blood can't flow from the right upper heart chamber (right atrium) to the right lower heart chamber (right ventricle). This condition often includes an underdeveloped right ventricle as well as hole in the heart between the upper chambers (atrial sept...

Sep 29th, 2022 - Diagnosis Tricuspid atresia may be diagnosed during a routine pregnancy ultrasound before a baby is born. It's important to get proper prenatal care during pregnancy. After birth, a health care provider immediately examines the baby and listens to the baby's heart and lungs. The care provider might suspect a heart problem such as tricuspid atresia if a baby has blue or gray skin, trouble breath...

Sep 24th, 2022 - Diagnosis Your health care provider does a physical exam and asks questions about your symptoms and family's health history. The care provider checks your blood pressure and listens to your heart with a device called a stethoscope. Tests If your health care provider thinks you have left ventricular hypertrophy, imaging tests may be done to look at the heart. Tests used to diagnose left ventricu...

Sep 21st, 2022 - Overview What is atrial flutter? Atrial flutter is a type of supraventricular arrhythmia. This means it’s an abnormal heart rhythm that starts in the upper chambers of your heart. With atrial flutter, your heart beats in a fast but consistent pattern. A normal heart rate is 60 to 100 beats a minute when you’re at rest. Atrial flutter can make your heart’s upper chambers beat 250 to 350 times a ...

Sep 21st, 2022 - Overview Eosinophilic esophagitis Open pop-up dialog box Close Eosinophilic esophagitis Eosinophilic esophagitis Esophagitis is inflammation that damages the lining of the esophagus. An endoscope — a long, flexible tube equipped with a camera — may be used to see inside your esophagus. This endoscopic image of eosinophilic esophagitis shows rings of irregular tissue resulting from chronic infla...

Sep 20th, 2022 - Overview Esophagus Open pop-up dialog box Close Esophagus Esophagus The esophagus is a muscular tube that connects your mouth and your stomach. Rings of muscle contract and relax to allow food and liquids to pass through the upper and lower portions. Dysphagia is difficulty swallowing — taking more time and effort to move food or liquid from your mouth to your stomach. Dysphagia can be painful....

Sep 16th, 2022 - Overview Heart palpitations can make it feel like your heart is racing, pounding, flip-flopping or fluttering. What are heart palpitations? Heart palpitations are a feeling like your heart is missing heartbeats, racing or pounding. You can feel palpitations in your chest, throat or neck. Palpitations can happen at any time, even if you’re resting or doing normal activities. Although they may be...

Sep 13th, 2022 - Overview Atrioventricular canal defect is a mix of problems affecting the center of the heart. The heart condition is present at birth. That means it's a congenital heart defect. Children born with this condition have a hole in the wall between the heart's chambers. They also have problems with the valves that control blood flow in the heart. Atrioventricular canal defect allows extra blood to ...

Sep 13th, 2022 - Diagnosis Atrioventricular canal defect might be diagnosed in a baby before birth during a pregnancy ultrasound or special heart imaging. After birth, symptoms of complete atrioventricular canal defect are usually noticeable within the first weeks. When listening to a baby's heart, a health care provider might hear a whooshing sound. The sound is called a heart murmur. Tests to diagnose atriove...