The placement of a permanent pacemaker is the definitive treatment for sinus node dysfunction, but not everyone needs this.

The sinus of the heart is a structure in the right atrium where blood flows into the heart from the venae cavae.

Dr. Roach: At age 76, I was diagnosed with sinus node dysfunction last year after several episodes of what I’d call being “spaced out” (for lack of a better term). I couldn’t explain these instances ...

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A 79-year-old man was admitted to a hospital in Guangzhou, China, with progressive dyspnea and edema. Echocardiography and ...

Dr Augustine says that people with a low resting heart rate who feel dizzy or faint should seek medical attention, too.

Phase 3 data to be presented at ACAAI demonstrate Dupixent significantly reduced key nasal signs and symptoms including sinus opacification, nasal congestion and nasal polyps in patients aged 6 years ...

A 55-year-old man presented to the ED for a chronic right upper extremity wound. The lesion began as a small bump 3 years ...