Article
Orbicularis oris muscle defects as an expanded phenotypic feature in nonsyndromic cleft lip with or without cleft palate.
American journal of medical genetics. Part A - 1 Jun 2007
Neiswanger Katherine, Weinberg Seth M, Rogers Carolyn R, Brandon Carla A, Cooper Margaret E, Bardi Kathleen M, Deleyiannis Frederic W B, Resick Judith M, Bowen A'Delbert, Mooney Mark P, de Salamanca Javier Enríquez, González Beatriz, Maher Brion S, Martin Rick A, Marazita Mary L
Abstract excerpt
Nonsyndromic cleft lip+/-cleft palate is a complex disease with a wide phenotypic spectrum; occult defects of the superior orbicularis oris muscle may represent the mildest subclinical form of the lip portion of the phenotype. This study used high-resolution ultrasonography to compare the frequency of discontinuities in the OO muscle in 525 unaffected relatives of individuals with nonsyndromic cleft lip+/-cleft...
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