cara praktis baca ekg
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Dr. Arifin, SpPDSMF. Penyakit Dalam FK UNS/RS. Dr. Moewardi Surakarta
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RR : : RATERATE
II : : IRAMAIRAMA
AA : : AXISAXIS
HH : : HIPERTROPIHIPERTROPI
II : : ISKEMIK / INFARKISKEMIK / INFARK
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SA nodeSumber impuls normal/ alamiah , 60 – 100 x/m
AV nodeBisa mengeluarkan impuls 40-50x/menit
Berkas HisSerabut Purkinje
VentrikelBisa mengeluarkan impuls30 x/m
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Atrial Depolarization
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VentricleDepolarization
0.12 second
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Terminologi morfologi QRS
qRs Rs R rS
QR Q/QS RsR’ rSr’
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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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A. Jarak R – R :
-1 kotak sedang = 300 x / menit-2 kotak sedang = 150 x / menit-3 kotak sedang = 100 x / menit-4 kotak sedang = 75 x / menit-5kotak sedang = 60 x / menit-6 kotak sedang = 50 x / menit
B. Hitung jumlah R- R dalam 6 kotak besar = 6 detikJumlah R x 10 = heart rate / menit
C. 1500 / jarak R-R ( dlm mm ) = heart rate / menit
MENGHITUNG LAJU JANTUNG :
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II aVFaVF AXISAXIS
++ ++ NN
++ -- LADLAD
-- ++ RADRAD
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Aritmia
Atrium
Pembentukan
Sinus takikardia Sinus bradikardia Sinus aritmia Sinus arrest SVES SVT AF Atrial fluter
Penghantaran
Ventrikel
Pembentukan
Penghantaran
• SA blok
• AV blok
• VES
• VT
• VF
Blok intraventrikuler( BBB )
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Prolonged PR interval
1st degree AV block
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Missing QRS Missing QRS
2nd degree AV block, type 1
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2nd degree AV block, type 2
Missing QRS
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P P P P P P P
QRS QRS QRS
Total AV Block / 3rd degree AV block
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