RT134 Congenital Heart Defects
This flashcard notes that right-to-left shunts in the heart are associated with cyanotic heart defects, which cause oxygen-poor blood to bypass the lungs and enter systemic circulation.
What heart defect is connected with the right to left shunt?
Cyanotic Heart Defects
Key Terms
What heart defect is connected with the right to left shunt?
Cyanotic Heart Defects
What heart defect is connected with the left to right shunt?
Acyanotic Heart Defects
What diseases are under the right to left shunt (Cyanotic Heart defects)?
6 Defects
Tetrology of Fallot
Transposition of the great vessels
Total Anomalous Pulmonary Venous Return
Truncus Arteriosus
Tricuspid...
What diseases are under the left to right shunt (Acyanotic)?
6 Defects
Atrial Septal Defects
Ventricular Septal Defects
Pulmo...
What are ductal dependent defects?
Dependent on the PDA for systemic and/or pulmonary blood flow.
What conditions are ductal dependent?
5 conditions
Pulmonary stenosis
Coarctation of the aorta
Transposit...
Related Flashcard Decks
Study Tips
- Press F to enter focus mode for distraction-free studying
- Review cards regularly to improve retention
- Try to recall the answer before flipping the card
- Share this deck with friends to study together
| Term | Definition |
|---|---|
What heart defect is connected with the right to left shunt? | Cyanotic Heart Defects |
What heart defect is connected with the left to right shunt? | Acyanotic Heart Defects |
What diseases are under the right to left shunt (Cyanotic Heart defects)? | Tetrology of Fallot Transposition of the great vessels Total Anomalous Pulmonary Venous Return Truncus Arteriosus Tricuspid Atresia Hypoplastic Left Heart Syndrome |
What diseases are under the left to right shunt (Acyanotic)? 6 Defects | Atrial Septal Defects Ventricular Septal Defects Pulmonary Valve Stenosis Aortic Valve Stenosis Coarctation of the Aorta Patent Ductus Arteriosus |
What are ductal dependent defects? | Dependent on the PDA for systemic and/or pulmonary blood flow. |
What conditions are ductal dependent? 5 conditions | Pulmonary stenosis Coarctation of the aorta Transposition of the great arteries Tricuspid and/or pulmonary atresia Tetrology of fallot |
What are the 4 defects of Tetrology of Fallot? | Pulmonary Stenosis Overriding Aorta Right Ventricular Hypertrophy Ventricular Septal Defect |
What would you see on the CXR for a patient who has Tetrology of Fallot? | Boot Shaped Heart Decreased Pulmonary Vascularity |
What are the clinical manifestations of Tetrology of Fallot? | Cyanosis Exertional dyspnea May develop CHF TET spells – Squatting position |
What is Coarctation of the heart? | Narrowing of the aorta, narrows blood vessel leading away from the heart. |
What is pulmonary atresia? | Pulmonary valve unformed blood not able to enter the pulmonary vasculature |
What is transposition of great vessels? | Aorta is connected to right ventricle. |
What are symptoms of Transposition of the Great vessels? | Cyanosis with mild tachypnea shortly after birth No noticeable respiratory distress (peaceful cyanosis) Variable murmurs Loud second heart sound Failure of PaO2 to rise 30 mmHg in spite of 100% O2 denotes complete transposition |
What is truncus arteriosis? | Its when the pulmonary artery is attached to the right and left ventricle. |
What is Total Anomalous Venous Return in the heart? | all 4 pulmonary veins are not connected to superior vena cava or anything other than the left atria and circulates blood back to heart instead of general circulation. |
What are treatments used to keep the ductus arteriosis open? | Prostaglandins PGE1 |
What are options to close the ductus arteriosis? | 100% Oxygen |