| dysrhythmia | Defective rhythm. See also entries under rhythm. Compare: arrhythmia. Origin: dys-+ G. Rhythmos, rhythm (05 Mar 2000) |
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| cardiac dysrhythmia | Any abnormality in the rate, regularity, or sequence of cardiac activation. (05 Mar 2000) |
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| paroxysmal cerebral dysrhythmia | A diffusely abnormal electroencephalogram often seen with epilepsy. (05 Mar 2000) |
| oesophageal dysrhythmia | Abnormal motility of the muscular layers of the oesophageal wall, such as occurs in oesophageal spasm. (05 Mar 2000) |
| electroencephalographic dysrhythmia | A diffusely irregular brain wave tracing. (05 Mar 2000) |