EKG Rhythms
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1. normal sinus rhythm p wave followed by QRS followed by t wave
all beats from sa node
HR: 60-100
2. SVT (supraventricular tachycar- No discernable p/t waves
dia)
1 hump in between
3. Aflutter "saw tooth" pattern
atria fires 250-350bpm
distance from r to r is consistent
4. Afib No true p waves/ uncountable atrial rate
More serious than Aflutter
5. Vtach Runs of 3 or more pvcs
p waves not seen
QRS wide and bizarre
ST seg and t waves go opposite of QRS
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, EKG Rhythms , ,
EKG Rhythms
Study online at https://quizlet.com/_io961d
6. 1st Degree AVB p-r interval > .20 sec
looks like NSR
p-r > 1 large box
7. 2nd degree Mobitz I (Wencke- pr intervals get progressively longer than drop
bach)
"longer, longer, drop then you got a wenckebach"
No treatment
8. 2nd degree Mobitz type II series of nonconducted p waves followed by conducted p
waves.
"if some ps don't get through you have a mobitz type 2"
Treatment: atropine, pacemaker
9. 2nd degree 2:1 every other QRS drops
2 p waves for every QRS
10. 3rd degree av block with junc- no relationship between the P and QRS waves
tional escape
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