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Normal: Sinus arrhythmia refers to a prominent, but normal, variation in heart rate. The heart beat begins in the sinus node. The sinus node is regulated by the autonomic nervous system. The system may react quickly enough to cause more noticeable changes in heart rate. This variation is usually more prominent in younger individuals. ...Read moreSee 1 more doctor answer
Arrhythmia is also known as Abnormal heart rhythms. An arrhythmia is any type of irregular heart beat. It might be a simple skip of the heart beat, or a transient pause which is usually benign. However, there are also more serious types of arrhythmias when the heart races or goes too slowly. The most serious types of arrhythmias are when the ventricle or lower chamber of the heart beats too fast. This can lead to fainting ...Read more
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 moreSee 1 more doctor answer
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
Normal finding: Sinus arrhythmia means that the pulse rate gradually speeds up and slows down, usually related to simply breathing in and out. This is a normal finding and does not cause any symptoms. It will be reported on an ekg report but there is nothing to worry about because it is normal. ...Read more
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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