Obstruction of the normal drainage patterns in the area of the osteomeatal complex is a major contributing factor in the pathogenesis of chronic sinusitis, a common disease which afflicts 35 to 40 ...

Tachycardia describes when the heart beats faster than normal. Sinus rhythm with tachycardia occurs when the sinus node fires electrical impulses abnormally quickly. Inappropriate sinus tachycardia ...

An artificial intelligence (AI) model may identify patients with intermittent atrial fibrillation (AF), even when performed during normal sinus rhythm, in a little as 10 seconds, a new study suggests.

A fungal ball is a mass that develops in your sinuses after you’ve breathed in fungal spores. Medications cannot treat it, but a doctor can surgically remove it. Sinus fungal balls are a type of ...

A sinus arrhythmia refers to a problem with the sinus node of the heart. This controls the rhythm of the heart and can be fast (sinus tachycardia) or slow (sinus bradycardia). This article looks at ...