,1. goals for hy-
improve ventricular filling by reducing
pertrophic
contractility and re- lieving LV outflow
car-
obstruction. tx with betablockers (meto- prolol or
diomyopathy
carvedilol) and CCB (verapamil or amlodipine)
2. p-wave atrial depolarization
3. p-r interval atrial repolarization
4. q-wave atrial depolarization
5. QRS complex ventricular depolarization
6. t-wave ventricular repolarization
7. 6 steps to read- brady- cardia
ing an EKG
8. normal
sinus
rhythm
9. sinus bradycar-
dia
10. s/s of decreased
CO
11. tx of sinus
2/
,1. HR nterval - (0.34-0.43)
2. HR pattern
3. P-wave (0.06- 60-100 bpm
0.12) all complexes normal and evenly spaced (P, QRS,
4. PRI (0.12-0.20) T)
5. QRS complex
(0.06-0.12)
6.
T below 60 bpm. regular rhythm, one upright,
- rounded
w p-wave for every QRS, PRI of .12 to .20 and QRS
a of less than 0.12.
v
e
- mental status changes, dyspnea, weak and
thready pulse, lethargic, BP drops, cool and
s
clammy skin, de- creased UOP, chest pain
h
o treat the cause. if showing signs of decreased
u CO, no- tify MD and give atropine 0.5 mg every
l 3-5 mins. if still
d
b
e
u
p
r
i
g
h
t
7
.
Q
T
i
3/
, having issues after atropine, may need
transcutaneous pacemaker
12. sinus HR above 100 bpm. regular rhythm, one upright,
tachycar- dia rounded p-wave for every QRS, PRI of .12 to .20
and QRS of less than 0.12.
13. causes of fever, dehydrated, severe anemia, pain, hypoxia,
sinus anxiety, hemorrhaging, sepsis
tachycardia
treat the cause. pain meds for pain. antipyretics fo
14. tx of sinus fever.
tachy- cardia
15. sinus arrythmia "regularly irregular" - breathes in, HR goes up -
breathes out, HR goes down. The rhythm is
regularly irregular. The R to R interval is irregular
across the 6 second strip.
16. tx for sinus usually no tx needed but if the slow rate is not
arry- thmia tolerated, then it needs to be treated as if it
were bradycardia
17. Premature Atrial
Contraction early beat that comes from an ectopic focus in
the atrial tissue before the SA node does. Pt will
describe it as their heart skipping a beat. HR will
vary, p-wave will have a diff shape, normal PRI
and QRS time.
4/
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