Synonym for impure flutter ... Mixture of atrial flutter (FF) waves and fibrillation (ff) waves in the electrocardiogram. ... Synonym: fibrilloflutter, flutter-fibrillation. ... (05 Mar 2000) ... 
(flut´әr-fib″rĭ-la´shәn) a supraventricular arrhythmia whose pattern on the electrocardiogram resembles both atrial flutter and atrial fibrillation.
Type: Term Pronunciation: flŭt′ĕr fi′brĭl-ā′shŭn Synonyms: impure flutter