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Case presentation- Tetralogy of Fallot- Ventricular Septal Defect Agatha Stanek
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Case presentation 2 day -old infant presents to ER with mother with severe cyanosis Evident retarded growth, low birth weight Dyspnea upon exertion
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Patient hx Medical Hx Low birth weight; mother gave birth to infant at age of 38 Full-term pregnancy No known allergies yet Family Hx Pseudotruncus arteriosus observed in mother’s niece Some form of cardiovascular diseases, mother reports that grandmother lost 2 children in similar manner- do not know reason why
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Social Hx Mother is a lawyer; father is a successful real- estate agent. Live in upper-class suburban area No major stressors in family
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Physical Exam Normal arterial and jugular venous pulses Systolic thrill along left sternal border Single S2, decreased P2 HEENT: Retinal engorgement hemoptysis
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Differential Diagnosis
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Diagnostic procedures Are laboratory tests appropriate? Imaging Tests? Chest X-ray: Doppler echocardiogram:
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Diagnostic procedures cont’d Cardiac catheterization Assess severity of right ventricular outflow obstruction Locate position of VSD and its size Rule out possible coronary artery anomalies
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Diagnosis Tetralogy of Fallot
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Treatment Inpatient care- diagnosis and surgery Surgical measures: Blalock- Taussig shunt or modified shunt (subclavian to pulmnoary artery) Pott’s procedure: descending aorta to pulmonary artery) Waterston’s shunt: ascending aorta to pulmonary artery Total correction surgical therapy- includes patch closure of VSD and relief of right ventricular outflow obstruction
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Treatment cont’d. Diet: -Salt restriction Activity: -As tolerated Medications: No specific drug therapy if there is no heart failure...
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Follow-up Patient monitoring: Postoperative Doppler ultrasound 1 year from procedure Post-valvotomy SBE prophylaxis still required Regular follow up assessment for patients not undergoing surgical correction
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Possible complications Erythrocytosis? Brain abscess, acute gouty arthritis Infective endocarditis Cerebrovascular thrombosis Postoperative? Fatal if not surgically corrected
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