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Period of organogenesis is very precise duration, any factor affecting this period leads to congenital anomaly. Bid tongue is one of the congenital anomalies mostly associated with syndromic cases like Opitz G/BBB syndrome, oral–facial– digital syndrome type I, but isolated bid tongue can also be seen rarely. Here we describe three cases of isolated bid tongue in absence of any intra oral or facial defect.
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Yadav et al. (2024) studied this question.
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