The oral musculature plays an important part of aligning the teeth. A long lingual frenulum or tethered tongue both can cause malocclusion and mandibular retrognathism.
Assessment of Lingual Frenulum Lengths in Skeletal Malocclusion. Meenakshi & Jagannathan, J of Clin and Dx Research 2014, Vol 8(3) 202-204.
Patricia Young
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