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Heart Defects


ASD Atrial Septal Defect
PFO Patient Foramen Ovale
PFO Pressure Normal LAP is higer than RAP causing Right to left shunt
abnormal PFO pressure bidirectional shunting can cause the two sepat to be pulled apart transforming the closed foramen open.
PFO high RAP a right to left shunt can occur
Ostium secundum ASD located in the middle of the septum
Ostium secundum % 69% of all ASD
PFO % 25%
Ostium secundum info may involve the entire septum ovale or only part of it
Ostium secundum number may be single or multiple, creating fenestrated meshlike septum ovale
Ostium Primum ASD associated with AV canal defects
Ostium Primum ASD location The inferior end of the septum
Ostium Primum ASD associated defect defect of the mitral valve (cleft)
Created by: blackrose09