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pulmonary atresia
Etiology:
- associated with patent ductus arteriosis
- may occur with ventricular septal defect
Pathology:
- atresia of the pulmonic valve
Clinical manifestations:
- cyanosis
- tachypnea
- fatigue
- feeding difficulty
- dyspnea
Special laboratory:
- electrocardiogram
- echocardiogram
- pulse oximetry
- cardiac catheterization
Complications:
- growth retardation
- seizures
- stroke
- endocarditis
- heart failure
- death
Management:
- prostaglandin E1 maintains a patent ductus arterosis
- surgical correction
Related
pulmonic valve (valve of pulmonary trunk)
General
atresia (atretic, atresic, imperforate)
congenital heart disease; congenital cyanotic heart disease
valvular heart disease
References
- MedlinePlus: Pulmonary atresia
http://www.nlm.nih.gov/medlineplus/ency/article/001091.htm