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frontal bossing

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An unusually large forehead, or a forehead with prominent bony exostosis which is associated with many syndromes of the head and neck.

Further Reading:

Gorlin R. J., Cohen M. M., Henneken R. C. M., Syndromes of the head and neck. Oxford Monographs on Medical Genetics, no. 42, fourth edition, 2001.

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