belajar baca ekg
DESCRIPTION
EKG DASARTRANSCRIPT
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EMERALDA 2014
EKG
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EMERALDA 2014
Anatomi Jantung
♥ Clinical Tip: The cone-shaped heart has its tip (apex) just above the
diaphragm to the left of the midline.This is why we may think of the
heart as being on the left side, since the strongest beat can be heard or
felt here.
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EMERALDA 2014
Sirkulasi Koronaria
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EMERALDA 2014
Fisiologi
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EMERALDA 2014
Fisiologi
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EMERALDA 2014
Electrical Conduction (1)
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HEART ELECTRICAL Conduction (2)
SA node (right
atrium)
(travels through right and
left atrium)
AV Node (between
atrium and ventricle)
[signals are slowing down, giving
ventricle time to
filling up]
(travel to ventricle)
Ventricle pumping
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EMERALDA 2014
Electrical Conduction (3)
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EMERALDA 2014
EKG – ELEKTROKARDIOGRAMe-lek-tro-KAR-de-o-gram
Deflecting heart electricity through a graphic
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EMERALDA 2014
ECG
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EMERALDA 2014
ECG
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EMERALDA 2014
Electrode Placement
■ Standard leads: I, II, III
■ Augmented leads: aVR, aVL, aVF
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EMERALDA 2014
Chest Leads
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EMERALDA 2014
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EMERALDA 2014
EKG
• Tentukan Frekuensi• Tentukan Irama Jantung• Tentukan Sumbu Jantung• Pelajari morfologi gelombang P, interval PR,
komplek QRS, segmen ST dan gelombang T dan U, tentukan:– Hipertrofi– Kelainan miokard– Gangguan lain
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EMERALDA 2014
FREKUENSI (1)
• 300 dibagi jumlah kotak besar antara R dan R• 1500 dibagi jumlah kotak kecil antara R dan R• Mengukur strip sepanjang 6 detik, hitung
jumlah kompleks QRS, kalikan 10
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EMERALDA 2014
Frekuensi(2) 1 kotak kecil
= 0.04 detik
5 kotak kecil= 1 kotak sedang= 0.2 detik
5 kotak sedang = 1 kotak besar= 1 detik
Paper speed : 25 mm/second
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EMERALDA 2014
Frekuensi (3)
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EMERALDA 2014
Irama
• Teratur atau tidak• Apakah ada gelombang P atau tidak?• Interval PR normal dan teratur atau tidak?• Kompleks QRS teratur atau tidak?
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EMERALDA 2014
Sumbu; Axis
Lead I aVF AXIS+ + N+ - LAD- + RAD- - Kanan Atas
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EMERALDA 2014
SUMBU/AXIS
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EMERALDA 2014
Sumbu / Axis
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EMERALDA 2014
Morfologi (1)
• Gelombang P; depolarisasi atrium; 0,12 detik; 0,3 milivolt
• Interval PR; waktu konduksi AV; 0,12-0,2 detik• Komplek QRS; depolarisasi ventrikel; 0,06-0,12
detik– Gelombang Q; defleksi negatif pertama; 0,04 detik;
1/3 tinggi R– Gelombang R; defleksi positif pertama– Gelombang S; defleksi negatif setelah gelombang R
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EMERALDA 2014
Morfologi (2)
• Gelombang T; repolarisasi ventrikel• Gelombang U; defleksi positif setelah
gelombang T, sebelum gelombang P berikutnya
• Segmen ST; akhir gelombang QRS sampai permulaan gelombang T– ST elevasi– ST depresi
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EMERALDA 2014
Morfologi (3)
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EMERALDA 2014
Irama Sinus
• Jarak R ke R teratur• Setiap satu P diikuti satu kompleks QRS• Morfologi P normal• Interval PR normal• Kompleks QRS normal
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EMERALDA 2014
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Sinus Bradikardi
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EMERALDA 2014
Sinus Takikardi
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EMERALDA 2014
Sinus Aritmia
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EMERALDA 2014
TO BE CONTINUED