⇧
☰
×
ECG
steps
⇲
1 | rate
2 | rhythm
3 | axis
4 | intervals
5 | p waves
6 | qrs complexes
7 | st segments
8 | t waves
specific diagnoses
⇲
acquired long qt
amiodarone toxicity
arvc/d
calcium imbalance
cardiac amyloidosis
cardiac arrest
chronic lung disease
dextrocardia
digitalis toxicity
hypertrophic cardiomyopathy
hypothermia
intracranial hemorrhage
magnesium imbalance
myocardial ischemia-infarct
localization of mi
anterior mi
inferior mi
lateral mi
posterior mi
right ventricular mi
paced rhythm
pacing modes
asynchronous pacing
single-chamber pacing
dual-chamber pacing
pericardial disease
potassium imbalance
pulmonary embolism
shock rhythm
mechanism
⇲
block
ectopy
premature
escape
tachycardia-induced ectopy
reentry
afterdepolarization
sinus
⇲
sinus node dysfunction
sinus tachycardia
atrial
⇲
premature atrial beat
atrial escape beat
atrial tachycardia
atrial flutter
atrial fibrillation
junctional
⇲
av node dysfunction
premature junctional beat
junctional escape beat
junctional tachycardia
avrt
avnrt
ventricular
⇲
bundle branch block
fascicular block
premature ventricular beat
ventricular escape beat
ventricular tachycardia
VT vs SVT
idiopathic VT
polymorphic VT
ventricular fibrillation
inherited
⇲
brugada
cpvt
early repolarization
lown-ganong-levine
long qt
short qt
wolff-parkinson-white
algorithms
⇲
arrhythmia
tachyarrhythmia
bradyarrhythmia
md doodle home
diagnosis & management
lab
cardiology
index
AXIS
intervals ⇢
⇠ rhythm
Is it normal or deviated ?
QUICK AXIS ASSESSMENT
left axis deviation
normal axis
right axis deviation
lead I
(lateral/left)
lead avF
(inferior/right)
-
-
+
+
+
+
seen in
left ventricular hypertrophy
,
left bundle branch block
,
left anterior fascicular block
,
inferior myocardial infarct
right ventricular hypertrophy
,
right bundle branch block
,
left posterior fascicular block
,
lateral myocardial infarct
,
pulmonary embolism
,
chronic lung disease
,
dextrocardia
intervals ⇢
⇠ rhythm
related topics
hypertrophy
bundle branch block
myocardial infarct
ecg home page
pulmonary embolism
chronic lung disease
specific diagnoses