Definition of Macrognathia

Macrognathia: An abnormally large jaw. Macrognathia can be associated with pituitary gigantism, tumors, and other disorders. Macrognathia can often be corrected with surgery. Also known as prognathic mandible.

Last Editorial Review: 3/19/2012

Dementia Pictures Slideshow: Disorders of the Brain

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