Title:  Bi & Tri-fascicular Blocks<br/>Author: Semhar Tewelde<br/><a href='http://umem.org/profiles/faculty/352/'>[Click to email author]</a><hr/><p>
        Bifascicular block</p>
<ol>
        <li>
                Right bundle branch block (RBBB) + left anterior fascicular block (LAFB) </li>
        <li>
                RBBB + left posterior fascicular block (LPFB)</li>
        <li>
                Complete left bundle branch block (LBBB)</li>
</ol>
<p>
        Incomplete Trifascicular block</p>
<ol>
        <li>
                Bifascicular block w/1<sup>st</sup> degree AV block    <em>*classically referred to as “trifascicular block”*</em></li>
        <li>
                Bifascicular block w/2<sup>nd</sup> degree AV block</li>
        <li>
                Alternating LBBB + RBBB</li>
</ol>
<p>
        Complete Trifascicular block</p>
<ol>
        <li>
                Bifascicular block w/3<sup>rd</sup> degree AV block </li>
</ol>

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