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The Journal of Thoracic and Cardiovascular Surgery, Vol 86, 920-925, Copyright © 1983 by The American Association for Thoracic Surgery and The Western Thoracic Surgical Association
EA Braunlin, JE Lock and JE Foker
Surgical repair of type B interruption of the aortic arch and ventricular
septal defect (VSD) in the newborn period is difficult and the optimal
approach is controversial. We report here our early and late results using
a two-staged approach in the repair of these lesions in seven consecutive
neonates whose weights ranged from 2.9 to 3.8 kg and who were all less than
21 days of age. Each underwent aortic arch reconstruction off
cardiopulmonary bypass with placement of a large (6 to 10 mm)
polytetrafluoroethylene (PTFE) graft and pulmonary artery banding for
interruption of the aortic arch (six) or extreme hypoplasia (one) of the
arch. All seven (100%) survived the first-stage operation. No significant
(greater than 10 mm Hg) conduit gradient was found in the seven patients
studied 3 to 18 months postoperatively. One death occurred in a patient at
1 year of age with severe subaortic stenosis. Six patients subsequently
underwent closure of VSD and removal of a pulmonary artery band, with five
survivors (83%). The operative death occurred in an infant in whom
pulmonary hypertension developed from an inadequate pulmonary artery band.
One late death occurred at home when a tracheostomy tube, required because
of severe tracheomalacia, became plugged. The long-term survival rate for
completion of both stages is 57%. We conclude: (1) Aortic arch
reconstruction and pulmonary artery banding can be reliably performed even
in critically ill infants, and the 8 or 10 mm grafts should be adequate for
several years. (2) Significant subaortic stenosis occurred in only one
patient. (3) Pulmonary artery banding was the greatest source of
difficulty, and distortion of the pulmonary arteries, inadequate banding,
and compression of the trachea were all seen. Therefore, the staged repair
will provide good results with this complex anomaly, and most of the
problems associated with this approach may be eliminated by early
second-stage repair.
ARTICLES
Repair of type B interruption of the aortic arch. Results and follow-up
This article has been cited by other articles:
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M. Hakimi, S. K. Clapp, H. L. Walters III, J. M. Lyons, and W. R. Morrow Arch Growth After Staged Repair of Interrupted Aortic Arch Using Carotid Artery Interposition Ann. Thorac. Surg., August 1, 1997; 64(2): 503 - 507. [Abstract] [Full Text] |
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