Hemodynamics and Physical Examination In Congenital Heart Disease Azaria JJT Rein, MD
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Transcript of Hemodynamics and Physical Examination In Congenital Heart Disease Azaria JJT Rein, MD
Hemodynamics and Physical ExaminationIn
Congenital Heart Disease
Azaria JJT Rein, MD
A Gene, Fetus, Baby, Child and Adult Saga
History of Cardiac Imaging
1995 3-D ECHOCARDIOGRAPHY1997 TISSUE VELOCITY IMAGING
New Approaches in Diagnosis
3 D Imaging
4 CHAMBERS
Coarctation
of the Aorta
Prenatal CardiologyPrenatal Cardiology
THE FETAL KINETOCARDIOGRAM
a a
FKCG~
ECG
Interventional Pediatric Cardiology
Atrial Septal Defect (ASD)
Fetal Interventions
Direct Puncture of LVin a Fetus
"That it will ever come into general use, not withstanding its value, I am extremely doubtful; because its whole hue and character is foreign, and opposed to all our habits and associations.”
"מבלי להמעיט בערכה של צורת בדיקה זו, אני בספק רב אם אי פעם השימוש בה יהפוך
לנחלת הכלל, מפני שכל אופייה ומהותה זרים ומנוגדים להרגלינו ולדרך החשיבה שלנו."
John Forbes, 1821
CC 2003
HEMODYNAMICS & PHYSICAL EXAMINATION
- Medical History.- Inspection.- Palpation.- Percussion.- Auscultation.
Antenatal- Family History.- Fetus.- Mother disease.
Perinatal- Delivery.- APGAR score.- First sign & symptom.
Postnatal...
Medical History
HEMODYNAMICS & PHYSICAL EXAMINATION
- Medical History- Inspection- Palpation- Percussion- Auscultation
InspectionHi, I’m
Alfred E. Neuman, you know, from Mad
magazine?
InspectionWhy, me
worry???
InspectionWhy, me
worry???
InspectionYes, we both
have Williams’ syndrome!
InspectionMe
too!!!
InspectionWith SVAS, SVPS, PPS
and more!!!
HEMODYNAMICS & PHYSICAL EXAMINATION
AUSCULTATION
- Heart Sounds.
- Murmur.
- Click/Snap
Murmur and Hemodynamics
Flow & PressureTHE SIMPLIFIED BERNOULLI EQUATION
P = 4 VP = 4 V2.
P in mm Hg
V in m/sec.
Murmur and HemodynamicsMURMUR
LAMINAR FLOW -> TURBULENT FLOW
INCREASED FLOW VELOCITY > 1.5 m/sec
INCREASED PRESSURE GRADIENT> 10 mmHg
Murmur Characteristics
•Timing•Amplitude•Pitch•Location•Radiation•Response to maneuver
Murmur CharacteristicsTiming
Systole•Pansystolic•Ejection Type•Exceptions (Late SM, Short SM)
Diastole•Early•Mid
Continuous
Systolic Murmur
systoleS1 S2
IVC
SEM
PSM
Ejection
Systolic Ejection Murmur
systoleS1 S2
EjectionIVC
systoleS1 S2
Pansystolic Murmur
EjectionIVC
Diastole
S1 S2diastole
mo
FillingIVR
S1 S2
Early Diastolic Murmur
FillingIVR
S1 S2
Mid-Diastolic Murmur
FillingIVR
Continuous ( machinery) Murmur
Aorta
PA
The Evolving PDA Murmur
1 day
few days
> 1-2 weeks
The Amplitude of a Murmur
Factors influencing the amplitude grading:- Acoustic energy- Media- Stethoscope- Ears & acoustic nerve- perception
- subjective interpretation
The Pitch of a Murmur
ΔP Pitch
Response to Maneuver
Change in loading condition ( pre/ after load).
Change in loading of right & left cardiac chambers.
Change in timing of auscultatory event.
Change in pressure gradient.
CLICKS & SNAPS
H
HADASSAHPediatricCardiology
Wind Pressure Gradient =
Sail Pliable valve
Systolic Ejection Click
S1 S2
S1 S2
Opening Snap
OS
•Timing•Amplitude
•Pitch•Location•Radiation
•Response to maneuver
Murmur Characteristics
Auscultation
•Aortic Murmurs•“Downstream”
from Aortic Valve
•RUSB
Auscultation
•Aortic Murmurs•“Downstream”
from Aortic Valve
•Aortic Stenosis- Radiates to Carotids
Auscultation
• Pulmonary Murmurs
• “Downstream” from Pulmonary Valve
• LUSB
Auscultation
• Tricuspid Murmurs
• “Downstream” from Tricuspid Valve
• Manubrium Sterni
Auscultation
• Mitral Murmurs• “Downstream”
from Mitral Valve• LLSB
PALPATION
PulsesRateCharacteristics
PrecordiumVolume overloadPressure overloadThrill
PHYSICAL EXAMINATION IN CHD
- Medical History - Anatomical
- Inspection. Diagnosis.
- Palpation. -Hemodynamic assessment
- Auscultation.
CONCLUSION