Arrhythmia vs Dysrhythmia: Difference and Comparison

People get confused when they hear these two words from a doctor, but surprisingly, they have the same meaning. However, the word arrhythmia is more prevalent despite having the same meaning.

Now, you don’t have to confuse yourself with their meaning too. The meaning of arrhythmia is the heartbeat that beats in the normal pattern, and dysrhythmia also means the same thing.

There is only one major difference between the two words: their spellings.

Key Takeaways

  1. Arrhythmia refers to any abnormal heart rhythm, whether too slow, too fast, or irregular, while Dysrhythmia refers only to irregular heart rhythms.
  2. Arrhythmia can be caused by various factors, including heart disease, electrolyte imbalances, and drug side effects, while abnormal electrical impulses in the heart cause Dysrhythmia.
  3. Arrhythmia symptoms may include chest pain, shortness of breath, dizziness, and fainting, while Dysrhythmia may cause symptoms such as palpitations, fatigue, and shortness of breath.

Arrhythmia vs. Dysrhythmia

The difference between arrhythmia and dysrhythmia is that they have got different spellings. But, compared to dysrhythmia, arrhythmia is the most preferred term doctors use.

These two words refer to the human heart and its condition.

Arrhythmia vs Dysrhythmia

People with this condition need not be afraid because there are no complicated issues in their hearts. However, this condition can increase a person’s chances of stroke or heart attack.

Comparison Table

Parameters of ComparisonArrhythmiaDysrhythmia
MeaningThe beating pattern of a heartbeat is called arrhythmiaThe meaning is the same as arrhythmia. However, sometimes it is referred to as an abnormal rhythm.
Most PreferredIt is the most preferred term used by the doctorsDoctors do not prefer it, but it is used sometimes.
CausesScarring of heart tissue, change in your heart structure, high blood pressure, and many such conditions.Same as arrhythmia. Scarring of tissues, change in heart structure, blocked arteries, and many more.
Related toThe term is related to heart conditionsIt is also related to heart conditions.
SymptomsIn extreme cases, weakness, dizziness, fainting, chest pain, and rapid heartbeat may cause cardiac arrest.It also has got the same symptoms, similar to arrhythmia.
Normal HeartbeatAHA suggests 60-100 bpm.60-100 bpm
Preventive measuresQuit smoking, maintain a healthy weight, eat healthily, avoid caffeine and alcohol, and exercise daily.The same as arrhythmia prevention measures.

What is Arrhythmia?

An irregular heartbeat means that you have an arrhythmia. Well, this kind of condition can be prevented, too, but if not taken care of properly can lead to the ultimate death of a person.

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People suffering from this condition may experience a quick or slow heartbeat. However, the beating rhythm will be irregular.

This condition occurs when the electrical signals coordinating with your heartbeats malfunction.

Many types of these conditions are known to doctors, who think some are harmless.

But, if the heartbeat shows a high level of irregularity, then it results from a weak heart and can cause severe pain or injury to the person.

When symptoms start showing, a person, he/she needs to visit a doctor immediately, or else serious complications may occur.

Some symptoms faced by people with this type of condition are weakness in their body, dizziness, experience frequent fainting, heart beating rapidly, shortness of breath, pain in the chest, and in extreme cases, the patient may die due to cardiac arrest.

According to the American Heart Association (AHA), a person must have a heartbeat count of 60-100 beats per minute.

There are several methods to check a person’s heartbeat, like touching the wrists, inside the elbows, the side of the neck, and the top of the foot. So, do the counting, and if you see some irregularity, visit a doctor immediately.


What is Dysrhythmia?

Dysrhythmia is yet another term that has the same meaning.

This is also the term used for an irregularity in a heartbeat. Whenever a person suffers a condition that falls under this category, they have dysrhythmia.

The heartbeat rate can be either slow or fast than the normal heartbeat rate. However, both cases show irregularity and need a medical check-up.

Treatments should be made for those suffering from this condition because if the situation worsens, it may cost you your life.

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The causes of this condition are the same as the causes of arrhythmia.

Some causes of this type of condition are high blood pressure, muscle change in the heart vessel, disorders in heart valves, previous experience of a heart attack, and other medical-related conditions.

However, unhealthy people also might suffer from this condition.

For those who are chain smokers, heavy drinkers, have a habit of eating junk food or do not exercise regularly, please make sure that you change your lifestyle to a healthy one.

 You keep yourself healthy by maintaining a healthy lifestyle.

If you ever notice pain in your chest, shortness of breath, or any other symptoms, please visit a doctor immediately because the more you leave it untreated, the more dangerous it is for you.


Main Differences Between Arrhythmia and Dysrhythmia

  1. Both these terms have got the same meaning, but arrhythmia is the term that is preferred the most by doctors.
  2. There are several kinds of these two conditions of heart disease; however, not all of them need to be dangerous and harmful to your body.
  3. The only difference between these two terms is their spelling and nothing else.
  4. Both have the same meaning and have the same causes, symptoms, treatments, and all other things.
  5. People suffering from this condition need not worry because the condition can be reversible most of the time.
Difference Between Arrhythmia and Dysrhythmia

Last Updated : 11 June, 2023

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22 thoughts on “Arrhythmia vs Dysrhythmia: Difference and Comparison”

  1. The article ably educates readers on the disparities between arrhythmia and dysrhythmia, serving as an informative piece for those seeking knowledge on the subject.

  2. I appreciate the article’s detailed comparison of arrhythmia and dysrhythmia. The emphasis on preventive measures and symptoms provides valuable insights for readers.

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  5. This article provides a detailed comparison between arrhythmia and dysrhythmia, allowing for a better understanding of the two terms. The emphasis on symptoms and causes is particularly informative.

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  6. The article skillfully dissects the nuances between arrhythmia and dysrhythmia, allowing readers to grasp the distinctions between these terms with ease.

    • Indeed, the article’s meticulous analysis of these medical terms is commendable and serves to elucidate their complexities.

  7. The article’s content is presented with clarity and precision. It effectively elucidates the crucial differences between arrhythmia and dysrhythmia.

  8. The article fails to offer any new insights into the topic of arrhythmia and dysrhythmia. It merely reiterates information that is already widely known and available.

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    • I respectfully disagree; the factual presentation of information is more important than an entertaining narrative in this context.

  10. This article is an invaluable resource for those seeking to enhance their understanding of arrhythmia and dysrhythmia. The detailed descriptions of symptoms and preventive measures are particularly useful.


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