Download SPM 200 Skills Lab 1

SPM 200
Clinical Skills Lab 1
Heart Sound and
Echocardiography
Daryl P. Lofaso, M.Ed, RRT
Heart Sounds
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S1: “ lub” occurs at the beginning of
systole (mitral and tricuspid close)
S2: “dub” marks the start of diastole,
(aortic and pulmonic close)
S3: (ventricular gallop) early signs of CHF
S4: (atrial gallop) pulmonic stenosis, aortic
stenosis, hypertension, MI &
cardiomyopathy
Cardiac Murmurs
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Three Main Factors
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High flow rate through normal or abnormal
orifices
Forward flow through a constricted or irregular
orifice or into a dilated vessel or chamber
Backward or regurgitant flow through an
incompetent valve, septal defect, or patent
ductus arteriosus.
Echo views
Transthoracic Echo Views
Transthoracic Apical View
(4 Chamber)
RA – Right Atrium
TV – Tricuspid Valve
RV – Right Ventricle
LA – Left Atrium
MV – Mitral Valve
LV – Left Ventricle
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Parasternal Long Axis View
RV – Right Ventricle
LA – Left Atrium
Ao - Aorta
LV – Left Ventricle
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Parasternal Short Axis View
RA – Right Atrium
TV – Tricuspid Valve
RV – Right Ventricle
PV – Pulmonic Valve
PA – Pulmonary Artery
AV – Aortic Valve
LA – Left Atrium
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Parasternal Short Axis
View – Apex
RV – Right Ventricle
LV – Left Ventricle
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