asymmetric septal hypertrophy

Also found in: Acronyms.

asymmetric septal hypertrophy (ASH),

abnormal enlargement, congenital or acquired, of the left ventricular side of the septum under the aortic valve causing outflow obstruction and abnormal movement of the mitral valve.
See also: systolic anterior motion.
References in periodicals archive ?
The mean postnatal HbA1c is associated with the occurrence of cardiomyopathy and asymmetric septal hypertrophy.
Comparison of the clinical features of the apical hypertrophic cardiomyopathy versus asymmetric septal hypertrophy in Korea.
Overall, 101 consecutive patients with asymmetric septal hypertrophy (59 men, mean age 45[+ or -]16 years, range 13-74 years) were prospectively included in the study.
Mechanism of left ventricular outflow obstruction in patients with obstructive asymmetric septal hypertrophy (idiopathic hypertrophic subaortic stenosis).

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