In many patients, the symptoms are related to a faster heart beat. However, some patients have symptoms, even if the heart rate is not fast. In some patients, if the heart beats too slowly during atrial fibrillation, this can also cause symptoms. An irregular pulse (usually detected by listening to the heart with stethoscope) is the most common sign of atrial fibrillation at physical examination. Table 1. Common signs and symptoms of atrial fibrillation.
Freebase(0.00 / 0 votes)Rate this definition: Riddim. Riddim is the Jamaican Patois pronunciation of the English word rhythm, but in dancehall/reggae parlance it refers to the instrumental accompaniment to a song. Thus, a dancehall song consists of the riddim plus the voicing sung by the deejay.
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