In the maxilla, an untreated dental abscess can spread to the cavernous sinus of the brain and result in a life-threatening condition known as:

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An untreated dental abscess in the maxilla can spread to the cavernous sinus of the brain and cause septic thrombosis, which can result in a cerebral infarction or stroke. This is a life-threatening condition that requires immediate medical attention. Orofacial fistula and Ludwig's angina are also serious conditions caused by dental abscesses, but they do not typically result in brain involvement. Infarction of Thoreau is not a recognized medical condition.

In the Maxilla, an Untreated Dental Abscess Can Spread to the Cavernous