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  1. 2020年8月13日 · Use WebMD’s Drug Interaction Checker tool to find and identify potentially harmful and unsafe combinations of prescription medications by entering two or more drugs in question.

    • Overview
    • Ectopic Beat
    • Electrical Signals & Chambers
    • Types of Beats
    • Symptoms & Triggers
    • Diagnosis
    • Treatment

    This article is about ectopic beats, which are heartbeats that occur in an odd place or position. It explains the causes and symptoms of ectopic beats, how they can be diagnosed by a doctor, and what treatments may be available for them.

    An ectopic heartbeat is a harmless condition that occurs when something goes wrong with the heart's electrical system. It is more common in older people.

    The heart contains four main sections, called chambers, and electrical signals control your heartbeat which normally come from an area of cells known as the sinus node in the upper right atrium. In some cases, electrical signals can also come from outside of the sinus node causing either atria or ventricles to squeeze too soon resulting in an ectop...

    There are two main types of ectopic beats; premature atrial contractions (PACs) occur in upper chambers and premature ventricular contractions (PVCs) occur in lower chambers with PACs being more common than PVCs.

    If you have ectopic beats, you may not notice any symptoms but if you do they include sensations such as fluttering or pounding chest sensations; triggers for ectopics include high blood pressure, lung disease, alcohol misuse etcetera .

    If your heart seems to miss regularly tell your doctor who may diagnose by listening to your heart or give tests like electrocardiogram (EKG), Holter monitor etcetera .

    Avoiding things that trigger it helps otherwise medication like beta-blockers or radiofrequency catheter ablation procedure may be suggested by doctor .

  2. 2021年1月14日 · Use WebMD’s Pill Identifier to find and identify any over-the-counter or prescription drug, pill, or medication by color, shape, or imprint and easily compare pictures of multiple drugs.

  3. 2022年4月19日 · Thrombocytopenia is when you don't have enough platelets, cells in your blood that stick together to help it clot. Sometimes, the condition doesn’t cause any problems at all. But if you have...

  4. 2022年8月23日 · Strokes are medical emergencies that stop or interrupt the flow of blood to the brain. The five types are: Ischemic stroke. Hemorrhagic stroke. Transient ischemic attack (mini-stroke) Brain stem...

  5. 2024年2月2日 · Most heart attacks are the end result of coronary heart disease, a condition that clogs coronary arteries with fatty, calcified plaques. 2 of 5 / Symptoms & Types. View All. Heart Disease...

  6. 2022年12月8日 · Vertigo is a sensation of feeling off balance. If you have these dizzy spells, you might feel like you are spinning or that the world around you is spinning. Causes of Vertigo. Vertigo is...