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Doctor insights on: Causes Of Sinus Tachycardia

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What causes of sinus bradycardia?

What  causes of sinus bradycardia?

Normal or abnormal: Could be normal if physically fit as in athletes due to high parasympathetic tone. Abnormal sinus bradycardia could be due to degeneration of the cells in the sinus node, certain medications such as beta blockers , Diltiazem or verapamil and sinus node ischemia( insufficient blood flow). ...Read more

Dr. Ana Adelstein
3 doctors shared insights

Sinus (Definition)

In anatomy, a sinus is a cavity within a bone or other tissue. Most commonly found in the bones of the face and connecting with the nasal cavities. Sinus (anatomy), description of the general term paranasal sinuses, air cavities in the cranial bones, especially those near the nose, including: the maxillary sinuses, also called the maxillary antra and the largest of the ...Read more


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What? Causes ?Sinus arrhythmia?

What? Causes ?Sinus arrhythmia?

Atherosclerosis : The "pacemaker", the sino-atrial node, in the upper chambers of the heart (atria) lose control and other sites fire leading to irregular heartbeat.It is dangerous because it can cause turbulence in the blood flow leading to a clot.Other causes exist such as hyperthyroidism but usually decreased blood flow is the cause. ...Read more

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What are the causes of sinus arrhythmia?

Usually normal. : The commonest type of sinus arrhythmia is related to breathing - also called respirophasic sinus arrhythmia. The hr speeds up during inspiration and slows during breathing out. This is normal, and a sign of good health. Rarely, sinus arrhythmia is seen in the elderly person, but without symptoms, it rarely requires treatment. ...Read more

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What is cause of supraventricular tachycardia?

What is cause of supraventricular tachycardia?

Good question: With no simple answer. There are many triggers like caffeine, nicotine, alcohol, excess thyroid hormone, anxiety, stress, decongestants eg pseudoephedrine, direct stimulants eg cocaine, etc. But you also have to have potential electrical connections in your heart that you're born with or acquire eg from rheumatic fever. ...Read more

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Can anxiety cause sinus tachycardia?

Can anxiety cause sinus tachycardia?

Yes: This can be a chicken and egg argument. Which came first? Inappropriate st can also be a source of anxiety. Cardiac heart monitoring can help sort this out. ...Read more

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What causes heart palpitations and the simultaneous opening of my sinus passages?

What causes heart palpitations and the simultaneous opening of my sinus passages?

Palpitations: If you have catecholamines being secreted they could cause both at the same time. This happens during/after sex so you might notice this at those times... ...Read more

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What causes heart palpitations and the simultaneous opening of my sinus passages?

What causes heart palpitations and the simultaneous opening of my sinus passages?

Palpitations: If you have catecholamines being secreted they could cause both at the same time. This happens during/after sex so you might notice this at those times... ...Read more

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Possible causes of heart palpitations?

Possible causes of heart palpitations?

Palpitations: These are caused by many things. Stress, excitement, irritants both physical and chemical, pressure like a hiatal hernia or esophageal push or pull, and primary heart things, the causes are very many in number. ...Read more

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Can sinus tachycardia cause a feeling of heart flutters, without PVC or PAC?

Can sinus tachycardia cause a feeling of heart flutters, without PVC or PAC?

Can: elevated heart rate feel like an elevated heart rate. Yes, but it begs the question of why it is occurring. ...Read more

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Pvcs and sinus tachycardia. Feel short of breath and faint and chest pain daily .What can be the cause of sinus tachycardia?

Pvcs and sinus tachycardia. Feel short of breath and faint and chest pain daily .What can be the cause of sinus tachycardia?

Tachycardia: Could be any of several causes such as anemia, dehydration or even too much caffeine. PVC's are common and although you feel bad they usually are not a bad sign. Some of this may be stress related or pain related. If your evaluation has been negative then try drinking more water and eliminate caffeine from your diet. Also follow with your regular physician. ...Read more

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Does ist (inappropriate sinus tachycardia) cause heart attack symptoms?

Does ist (inappropriate sinus tachycardia) cause heart attack symptoms?

Unlikely: Sinus tachycardia is normal with exercize, activities, excitement, and common with fever and illnesses. In the face of coronary disease, a fast heart beat can increase demand and precipitate events. ...Read more

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Can daily recurrent sinus tachycardia episodes of 150-170/pm eventually cause cardiomyopathy?

Can daily recurrent sinus tachycardia episodes of 150-170/pm eventually cause cardiomyopathy?

If persistent: Not if they're sporadic but only if persistent (meaning day and night for weeks on end). Sinus tachycardia will slow at night when you sleep and won't lead to any heart damage. If your hr is persistently elevated at >150, it's likely not sinus tachycardia but another type of tachycardia and that can cause tachycardia mediated cardiomyopathy. ...Read more

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Would inappropriate sinus tachycardia cause high heart rates all the time or episodic?

Would inappropriate sinus tachycardia cause high heart rates all the time or episodic?

Sinus tach : Inapprorpriate sinus tach is by definition not a paroxysmal thing so it should be an all or most of the time thing. ...Read more

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What causes palpitations of the heart?

What causes palpitations of the heart?

Palpitations: These are caused by many things. Stress, excitement, irritants both physical and chemical, pressure like a hiatal hernia or esophageal push or pull, and primary heart things, the causes are very many in number. ...Read more

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What causes rid of a sinus headache?

What causes rid of a sinus headache?

Sometimes hard: In general tension ha start later in the day and are in a band across the forehead and temples with no other nasal symptoms. Sinus ha to most people are actually migraine which are severe, have nausea, sound and light sensitivity. True sinus ha almost always have other nasal symptoms, are worse in the am and parallel the degree of nasal congestion, colds and allergy. ...Read more

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What causes tachypnea and tachycardia with pneumonia?

What causes tachypnea and tachycardia with pneumonia?

Normal physiology: Tachypnea (fast breathing) and tachycardia (fast heart beat) are both common in patients with pneumonia. Fast breathing is due to impaired gas exchange in the lungs related to the infection, and will improve as the infection is treated. Fast heartbeat is related to the increased adrenaline and sometimes a bit of dehydration associated with the fever that often accompanies the infection. ...Read more

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