| extracranial pneumatocele | Collection of gas beneath the galea aponeurotica, usually due to fracture into the paranasal sinuses. Synonym: extracranial pneumocele. (05 Mar 2000) |
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| extracranial pneumocele | Collection of gas beneath the galea aponeurotica, usually due to fracture into the paranasal sinuses. Synonym: extracranial pneumocele. (05 Mar 2000) |
| pneum- | Pneuma-pneumat-pneumato- Presence of air or gas, the lungs, or breathing. See: pneo-, pneumo-. Origin: G. Pneuma, pneumatos, air, breath (05 Mar 2000) |
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| extracranial | Outside of the cranial cavity. (05 Mar 2000) |
| extracranial arteritis | giant cell arteritis |
| extracranial ganglia | <anatomy, nerve> The lower of two sensory ganglion's on the glossopharyngeal nerve as it traverses the jugular foramen. Synonym: ganglion inferius nervi glossopharyngei, Andersch's ganglion, extracranial ganglia, ganglion extracraniale, petrosal ganglion, petrous ganglion. (05 Mar 2000) |
| extracranial-intracranial bypass | A vascular shunt created by the anastomosis of an extracranial vessel to an intracranial vessel, usually, the superficial temporal artery to a cortical branch of the middle cerebral artery. (05 Mar 2000) |