VT Flashcards
Arvd
LBBB non RVOT morphology
Anterior T wave inversions
Epsilon wave in v1
RV dyskinesia fatty infiltration
Ischemic cad post mi
EF 39% 1 month p mi 3 mos post revascularization»_space;>ICD madit 2
EF 35% NYHA. 2,3»_space;»icd scd heft
EF 40% nsvt»_space;eps»_space;<madit and mustt
Non ischemic EF 35% NYHC2,3. Icd
Scd heft
Arvd
Strong family history 50% patients AD Family history Identified mutation Premature SD Desmoplakin mutation
Arvd therapy
Avoid competitive sports
Icd for cardiac arrest Inducible VT, low EF
Family ARVD at high risk for sudden death
Sotolol amio bb 1A ,3 ablation
HOCM
Very common sudden death 1:500
Icd
Prior arrest Family history of sudden death LVH. >30 mm Nsvt Abnormal BP response Unexplained syncope
RVOT lvot
Lb inferior axis
Tall R 2,3,f
PVC s, nsvt, sustained VT
Out flow tract vt
No scd tachycardia induced cardiomyopathy DAD trigger activity ca Adenosine and vagal Bb ca 1c aadd Cathter ablation 90% success
Idiopathic or fascicular vt
RBBB not a typical exercise induced RB/ lsa. Lad negative in 2,f No scd Calan Not adenosine sensitive LV inf septum mid apical
Long QT
AD
EAD
Sudden death
Genetic LQT1,2,3 in 92%
Long QT
Notched T in 3 leads
Syncope with stress
Congenital deafness
Positive family history
Lqt1. Exercise kcnq1 30-35%
Lqt2 emotion25-40%
Lqt3. Sleep. Scn5a 5-10%
No EP Genetic testing Holter history Icd for cardiac arrest or syncope Asymptomatic try betablockers
Long QT
Length of QT adolescent Pregnancy Family history Syncope
Torsades
Avoid offending agents Correct the lytes Pacing or isoprel Mag Lido mexiletine phenytoin
Catecholamines induced VT
Exercise induced pmvt bidirectional VT Ryanidine, calsequestrin Avoid competitive sports Bb could add flecanide Reexercise Icd for cardiac arrest or syncope
