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Periop VT (Initial Management strategies (ABCD, C - check HR, BP, check IV…
Periop VT
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ALS
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If HD unstable (SBP<90, HR>150, CP, CCF, reduced consciousness)
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IF HD stable
Management of monomorphic VT - Amiodarone 300mg over 30min, then 900mg over 24hrs
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Classification
Monomorphic - amplitude of QRS is constant. Caused by formation of re-entrant pathway around scar tissue from healed MI
Polymorphic - QRS morphology continually changes. Normal QT caused by ischaemia, structural heart disease. Long QT is acquired (Class 1A or 3 antiarrhythmics), may be inherited.
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