Pathology - Orbits

Question 1

Caused by a direct blow to the eye resulting in a fracture to the floor of the orbit. The modified Waters (OML 55 degrees with the film) best demonstrates most blowout fractures

Answer 1

Blowout fracture

Question 2

Caused by a direct blow to the cheek resulting in a fracture of the zygoma in three places – the orbital process, the maxillary process and the
arch. It is named because it reflects separation of the zygoma from its three
principal attachments

Answer 2

Tripod Fracture

Question 3

Describes a set of symptoms that indicates dysfunction of the
temporomandibular joint. May be caused by malocclusion, stress, muscle spasm
or inflammation

Answer 3

TMJ Syndrome

Question 4

Hemorrhaging of blood from a ruptured artery or vein causing a collection of blood

Answer 4

Hematoma

Question 5

What projection is best for a blowout fracture

Answer 5

The modified Waters

Question 6

A “free-floating” zygomatic bone is the frequent result of what kind of fracture

Answer 6

Tripod