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Aritmia
Ahmad Handayani
Aritmia.
Merupakan keadaan dimana terdapat irama jantung yang tidak memenuhi kriteria irama yang normal (sinus ritme)
Faktor Pencetus
Underlying cardiac disease- Penyakit jantung koroner- Penyakit jantung katup- Penyakit jantung hipertensi- Penyakit jantung bawaan- Pre excitation (short of PR interval)- Long QT (congenital or acquired)
Faktor pencetus
Obat-Obatan- anti-aritmia- sympathomimetic.- B2 agonis, cocaine, anti depresants
(tricyclic), Aminophylline, caffeine.
- alcohol.
Faktor Pencetus
Metabolic abnormalities.- Electrolyte (low K, Na, Ca, Mg )- Hypoximia, Hypercarbia. - Acidosis
0 Endocrine abnormalities
-Thyrotoxicosis, Phaeochrocytoma.
Faktor pencetus
Miscellaneous.- Febrile illness- Emotional stress- Smoking- Fatigue.
Arrhytmia
Tachyarrhythmia (rate >100 x/min)
Bradyarrhytmia(rate < 60 X/min)
• QRS sempit (<0.12 ms)
• QRS lebar (>0.12 ms)
• AV blok derajat 1, 2 & 3• RBBB & LBBB
Diagnostic Tachyarrhytmia
Lebar gel. QRS
Keteraturan gel. QRS
P wave ??
QRS complex Teratur / tidak teratur ?
QRS complexSempit / lebar ?
P wave ?
Hubungan antara P and QRS ?
QRS sempit : Supraventricular origin
QRS sempit
Irama Teratur
Atrial Flutter
Irama Tidak teratur
QRS Lebar : Ventricular origin
VES (Ventricular extrasystole)-
VES couplet
VT-ventricular tachycardia
AF-atrial fibrillation, course P wave , RR interval irregular
ATRIAL FLUTTER
SVTRR interval regular, P or T wave not identified
Atrial Fibrilasi
VT , wide qrs , fixed axis
VF, ventricular fibrillation, changed axis
VT
VT
VF
Bradyarrhytmia(rate < 60 x/min)
Failure of impulse formation
Sinus Bradycardia Sick Sinus Syndrome
AV conduction abnormalities
1st and 2nd AV Block Total AV Block BBB (Bundle Branch
Block)
LBBBLBBB
VF