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Lead II electrocardiogram strip showing PSVT with a heart rate of about 180. Specialty: Emergency medicine, cardiology: Symptoms: Palpitations, feeling lightheaded, increased heart rate, sweating, shortness of breath, chest pain [2] Usual onset: Starts and stops suddenly [3] Causes: Not known [3] Risk factors
The rapid heart rate, if fast enough, reduces the opportunity for the "pump" to fill between beats decreasing cardiac output and consequently blood pressure. The following symptoms are typical with a rate of 150–270 or more beats per minute: [11] Pounding heart; Rapid heart beat; Shortness of breath; Chest pain; Rapid breathing; Dizziness ...
"It can lead to chest pain, trouble breathing, low oxygen levels and a fast heart rate," Martin adds. The condition, which can be life-threatening, often starts elsewhere in the body.
An irregular and often very fast heart rate. Premature ventricular contraction (PVC). When the bottom chambers of your heart beat too early. ... Chest pain that often radiates to your left ...
Tachycardia, also called tachyarrhythmia, is a heart rate that exceeds the normal resting rate. [1] In general, a resting heart rate over 100 beats per minute is accepted as tachycardia in adults. [1] Heart rates above the resting rate may be normal (such as with exercise) or abnormal (such as with electrical problems within the heart).
High heart rates with associated symptoms such as chest tightness, palpitations or heart pounding/racing, fainting, dizziness, lightheadedness, shortness of breath, or fatigue, it may suggest an ...