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About 245 results

Heart arrhythmia - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/heart-arrhythmia/symptoms-causes/syc-20350668

Oct 1st, 2021 - Overview Normal heartbeat Open pop-up dialog box Close Normal heartbeat Normal heartbeat In a typical heart rhythm, a tiny cluster of cells at the sinus node sends out an electrical signal. The signal then travels through the atria to the atrioventricular (AV) node and then passes into the ventricles, causing them to contract and pump out blood. A heart arrhythmia (uh-RITH-me-uh) is an irregula...

Scorpion sting - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/scorpion-stings/symptoms-causes/syc-20353859

Sep 28th, 2021 - Overview Bark scorpion Open pop-up dialog box Close Bark scorpion Bark scorpion The bark scorpion is commonly found in the desert of the southwestern United States. Scorpion stings are painful but rarely life-threatening. Young children and older adults are most at risk of serious complications. In the United States, the bark scorpion, found mainly in the desert Southwest, is the only scorpion ...

Tachycardia - Diagnosis and treatment - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/tachycardia/diagnosis-treatment/drc-20355133

Jun 30th, 2021 - Diagnosis Tachycardia consultation at Mayo Clinic A thorough physical exam, medical history and testing is required to diagnose tachycardia. To diagnose your condition and determine the specific type of tachycardia, your doctor will evaluate your symptoms, perform a physical examination, and ask you about your health habits and medical history. Several heart tests also may be necessary to diagn...

Tachycardia - Care at Mayo Clinic - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/tachycardia/care-at-mayo-clinic/mac-20355137

Jun 30th, 2021 - Tachycardia care at Mayo Clinic Tachycardia teamwork at Mayo Clinic At Mayo Clinic, an interdisciplinary team of tachycardia experts works together to provide compassionate, whole-person care. Your Mayo Clinic care team. At Mayo Clinic, an integrated team of doctors trained in heart diseases, heart rhythm disorders and heart surgery (cardiologists, electrophysiologists, and cardiac and cardiova...

Tachycardia - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/tachycardia/symptoms-causes/syc-20355127

Jun 30th, 2021 - Overview Tachycardia heartbeat Open pop-up dialog box Close Tachycardia heartbeat Tachycardia heartbeat In tachycardia, an abnormal electrical impulse starting in the upper or lower chambers of the heart causes the heart to beat faster. Tachycardia is the medical term for a heart rate over 100 beats per minute. There are many heart rhythm disorders (arrhythmias) that can cause tachycardia. Some...

Ventricular fibrillation - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/ventricular-fibrillation/symptoms-causes/syc-20364523

Jun 2nd, 2021 - Overview Ventricular fibrillation is a type of abnormal heart rhythm (arrhythmia). During ventricular fibrillation, disorganized heart signals cause the lower heart chambers (ventricles) to twitch (quiver) uselessly. As a result, the heart doesn't pump blood to the rest of the body. Ventricular fibrillation is an emergency that requires immediate medical attention. It's the most frequent cause ...

Supraventricular tachycardia - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/supraventricular-tachycardia/symptoms-causes/syc-20355243

May 28th, 2021 - Overview Supraventricular tachycardia (SVT) is as an abnormally fast or erratic heartbeat that affects the heart's upper chambers. An abnormal heartbeat is called an arrhythmia. SVT is also called paroxysmal supraventricular tachycardia. A normal heart rate is 60 to 100 beats per minute. A heart rate of more than 100 beats per minute is called a tachycardia (tak-ih-KAHR-dee-uh). During an episo...

Atrioventricular nodal reentry tachycardia (AVNRT) - Overview - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/avnrt/cdc-20355254

May 28th, 2021 - Atrioventricular nodal reentry tachycardia (AVNRT) Atrioventricular nodal reentry tachycardia (AVNRT) is the most common type of supraventricular tachycardia. People with AVNRT have episodes of an abnormally fast heartbeat (more than 100 beats per minute) that often start and end suddenly. The episodes are due to an extra pathway — called a reentrant circuit — located in or near the AV node tha...

Atrial tachycardia - Overview - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/atrial-tachycardia/cdc-20355258

May 28th, 2021 - Atrial tachycardia Atrial tachycardia is an abnormally fast heartbeat. It's the least common type of supraventricular tachycardia. During an atrial tachycardia episode, the heart rate increases to more than 100 beats per minute before returning to a normal heart rate of around 60 to 80 beats per minute. An episode may start slowly or abruptly. Atrial tachycardia can cause light-headedness, dizz...

Supraventricular tachycardia - Care at Mayo Clinic - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/supraventricular-tachycardia/care-at-mayo-clinic/mac-20355253

May 28th, 2021 - Supraventricular tachycardia care at Mayo Clinic Your Mayo Clinic care team Mayo Clinic doctors trained in heart and blood vessel conditions (cardiologists), heart rhythm conditions (electrophysiologists), heart and blood vessel surgery (cardiovascular surgeons), and other areas collaborate as a team to provide the most appropriate care for people with supraventricular tachycardia and other hea...

Supraventricular tachycardia - Diagnosis and treatment - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/supraventricular-tachycardia/diagnosis-treatment/drc-20355249

May 28th, 2021 - Diagnosis To diagnose supraventricular tachycardia, your doctor will ask questions about your symptoms and your medical history and perform a physical exam. Blood tests are usually done to check for other health conditions that could cause your symptoms, such as thyroid disease. Your doctor may also order several tests to check your heart health. Tests to diagnosis SVT include: Electrocardiogra...

Cardiogenic shock - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/cardiogenic-shock/symptoms-causes/syc-20366739

Feb 9th, 2021 - Overview Cardiogenic shock is a life-threatening condition in which your heart suddenly can't pump enough blood to meet your body's needs. The condition is most often caused by a severe heart attack, but not everyone who has a heart attack has cardiogenic shock. Cardiogenic shock is rare. It's often deadly if not treated immediately. When treated immediately, about half the people who develop t...

Heart disease - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/heart-disease/symptoms-causes/syc-20353118

Feb 9th, 2021 - Overview Heart disease describes a range of conditions that affect your heart. Heart diseases include: Blood vessel disease, such as coronary artery disease Heart rhythm problems (arrhythmias) Heart defects you're born with (congenital heart defects) Heart valve disease Disease of the heart muscle Heart infection Many forms of heart disease can be prevented or treated with healthy lifestyle cho...

Atrial flutter - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/atrial-flutter/symptoms-causes/syc-20352586

Nov 20th, 2020 - Overview Atrial flutter Open pop-up dialog box Close Atrial flutter Atrial flutter Atrial flutter is a type of heart rhythm disorder in which the heart's upper chambers (atria) beat too quickly. In atrial flutter, your heart's upper chambers (atria) beat too quickly. This causes the heart to beat in a fast, but usually regular, rhythm. Atrial flutter is a type of heart rhythm disorder (arrhythm...

Hyperthyroidism - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/hyperthyroidism/symptoms-causes/syc-20373659

Nov 14th, 2020 - Overview Hyperthyroidism (overactive thyroid) occurs when your thyroid gland produces too much of the hormone thyroxine. Hyperthyroidism can accelerate your body's metabolism, causing unintentional weight loss and a rapid or irregular heartbeat. Several treatments are available for hyperthyroidism. Doctors use anti-thyroid medications and radioactive iodine to slow the production of thyroid hor...

Low Blood Pressure (Orthostatic Hypotension): Causes, Sym
https://my.clevelandclinic.org/health/diseases/9385-low-blood-pressure-orthostatic-hypotension

Nov 2nd, 2020 - Overview What is orthostatic hypotension (low blood pressure)? 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. The condition is also called postural hypotension. What is blood pressure? Blood pressure measures the forc...

Ventricular tachycardia - Diagnosis and treatment - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/ventricular-tachycardia/diagnosis-treatment/drc-20355144

Oct 30th, 2020 - Diagnosis Ventricular tachycardia consultation at Mayo Clinic A thorough physical exam, medical history and testing are required to diagnose ventricular tachycardia. Your doctor will evaluate your symptoms, perform a physical examination, and ask you about your health habits and medical history. In some cases, ventricular tachycardia may be a medical emergency that requires urgent diagnosis and...

Ventricular tachycardia - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/ventricular-tachycardia/symptoms-causes/syc-20355138

Oct 30th, 2020 - Overview Ventricular tachycardia heartbeat Open pop-up dialog box Close Ventricular tachycardia heartbeat Ventricular tachycardia heartbeat In ventricular tachycardia, an abnormal electrical impulse originating in the lower chambers of the heart (ventricles) causes the heart to beat faster. The problem may involve either a small cluster of cells or a large area of scar tissue. Ventricular tachy...

Ventricular tachycardia - Care at Mayo Clinic - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/ventricular-tachycardia/care-at-mayo-clinic/mac-20355147

Oct 30th, 2020 - Ventricular tachycardia care at Mayo Clinic Ventricular tachycardia teamwork at Mayo Clinic At Mayo Clinic, an integrated team of specialists works together to provide you with expert ventricular tachycardia care. Your Mayo Clinic care team At Mayo Clinic, an integrated team of doctors trained in heart diseases, heart rhythm disorders and heart surgery (cardiologists, electrophysiologists, and ...

Pulmonary edema - Symptoms and causes - Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/pulmonary-edema/symptoms-causes/syc-20377009

Oct 20th, 2020 - Overview Pulmonary edema is a condition caused by excess fluid in the lungs. This fluid collects in the numerous air sacs in the lungs, making it difficult to breathe. In most cases, heart problems cause pulmonary edema. But fluid can collect in the lungs for other reasons, including pneumonia, exposure to certain toxins and medications, trauma to the chest wall, and traveling to or exercising ...