We found that sinus bradycardia in members of a large family was associated with a mutation in the gene coding for the pacemaker HCN4 ion channel. Pacemaker channels of the sinoatrial node generate ...

Dr. Steve Hammill answers the question: 'Pacemaker for Sinus Bradycardia?' — -- Question: What is sinus bradycardia, and should I receive a pacemaker for this condition? Answer :So, with sinus ...

Sinus bradycardia occurs on an ECG when there is a normal upright P wave in lead II (sinus P wave) preceding every QRS complex with a ventricular rate of less than 60 beats per minute. Frequently, ...

Arrhythmia following allogeneic hematopoietic stem-cell transplantation (allo-HSCT) can be seen in association with fluid overload, dimethyl sulfoxide (DMSO), and cyclophosphamide. Its cause remains ...

Changes in the ‘funny channel’ of heart’s pacemaker may be behind sinus bradycardia “Yeah, I brought my heart rate down from 80 to 45 beats per minute resting….” The boasting drawl came from behind me ...

Background: Symptomatic prolonged sinus pauses on termination of atrial fibrillation (AF) are an accepted indication for pacemaker implantation. We evaluated the outcome of AF ablation in patients ...

Remdesivir is one of the most commonly prescribed medications for patients admitted to hospital with COVID-19. Sinus bradycardia has been associated with remdesivir in the treatment of patients with ...

Dear Dr. Roach: I am an 84-year-old female in relatively good health. My doctor is concerned that my heart rate is too slow, consistently in the 50s. I have worn a Holter monitor and had an ...

The term bradycardia refers to an abnormally slow heart rate, of under 60 beats per minute (bpm). The heart has a complex system of nerves that conduct the electrical impulses fired by the sino-atrial ...

Fifty-four patients (36 males and 18 females) with sinus bradycardia were treated with both acupuncture and medicine at the Institute of Acupuncture, Zhejiang College of TCM, Hangzhou, China. Around ...

For the heart to beat, an electrical impulse is needed. These electrical impulses are produced in an area of the heart called the sinus node. When the electrical impulses produced by the sinus node ...

Sick sinus syndrome (SSS) is the name that doctors use to refer to heart rhythm problems. These occur when the sinus node, the heart’s natural pacemaker, does not keep a regular heartbeat. This heart ...