Population
36 patients with the 'discrete' form of subaortic stenosis operated on between 1982 and 1996, mean age 7.1…
Design
Cohort
Follow-up
mean 7.4 years (range 4 months-14 years)
Authors
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Close postoperative surveillance warranted after discrete subaortic stenosis repair; supports pre-existing mitral-septal anatomy as driver of this acquired condition.
Discrete subaortic stenosis appears to be an acquired disease driven by pre-existing anatomic alterations in the mitral valve apparatus and interventricular septum, and is associated with high recurrence rates requiring reoperation.
Lampros et al. (1998) studied this question.
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