Raccoon Eyes Basilar Skull Fracture

Raccoon eyes may also be a sign of disseminated neuroblastoma or of amyloidosis multiple myeloma. However a basal skull fracture bsf was not radiographically apparent. If bilateral it is highly suggestive of basilar skull fracture with a positive predictive value of 85.

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Orbital pigmentation also known as raccoon eyes is an important sign of a basilar skull fracture.

Raccoon eyes basilar skull fracture. A basal skull fracture. This is especially common with facial fractures. There was an air fluid level within the left maxillary sinus and a fracture of the left nasal bone. Clear rhinorrhea or otorrhea halo sign.

This discoloration is caused by extravasated blood from the fracture of the base of the brain. It also can be temporary result of rhinoplasty. One is raccoon eyes also known as periorbital ecchymosis or bruising around the eyes. Now basilar skull fractures may take a couple of days to actually be obvious on an x ray or ct scan so there are a couple of things we might see in our patient that can indicate a basilar skull fracture.

Retroauricular or mastoid ecchymosis battle sign onset 1 3 days after fracture occurred. Raccoon eyes is most often caused by a basal skull fracture bsf. Causes basal skull fracture. Photograph of patient with raccoon eyes.

They are most often associated with fractures of the anterior cranial fossa. The basal part of your skull is the bottom portion where the brain rests. When a fracture occurs symptoms such as raccoon eyes. Drop of fluid placed on tissue or filter paper rapidly expanding ring of clear fluid around red blood defines positive test.

Some procedures involved with. Basal skull fractures bsf are the most common cause of raccoon eyes. Raccoon eyes may be bilateral or unilateral. This is an important sign to recognize especially in an unconscious patient when a history is not available.

Computed tomography ct scan of the head revealed a cerebral contusion and subarachnoid hemorrhage. Raccoon eyes are also likely to show. Some brain surgery procedures such as craniotomy can cause raccoon eyes.