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arrhythmia
(redirected from bradycardia)

   Also found in: Dictionary/thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia 0.01 sec.

arrhythmia

Disturbance of the normal rhythm of the heart. There are various kinds of arrhythmia, some benign, some indicative of heart disease. In extreme cases, the heart may beat so fast as to be potentially lethal and surgery may be used to correct the condition.

Extra beats between the normal ones are called extrasystoles; abnormal slowing is known as bradycardia and speeding up is known as tachycardia.

Arrhythmias are responsible for 250,000 sudden deaths in the USA each year.



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? Mentioned in ? References in periodicals archive
 
Each year 600,000 patients seek treatment for bradycardia alone.
Sinus bradycardia can be defined as a sinus rhythm with a resting heart rate of 60 beats per minute or less.
Knowing this, there are many confounding variables that may have led to the altered potassium level such as dehydration from vomiting (leading to potassium loss through the stomach), that can cause bradycardia as
 
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