orbital abscess


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to orbital abscess: Orbital cellulitis, Preseptal cellulitis, postseptal cellulitis

or·bi·tal ab·scess

a collection of pus often located between the orbital periosteum and the lamina papyracea; frequently an extension of purulent infection of the paranasal sinuses, usually the ethmoids.

orbital abscess

An abscess in the orbit of the eye.
See also: abscess

orbital

pertaining to the eye socket.

orbital abscess
may be associated with orbital cellulitis. Can be caused by foreign bodies, wounds, tooth infection, or fractures. Clinical signs include protrusion of the globe, pain on opening of the mouth, and often edema of the eyelids.
orbital arteries
the external and internal ophthalmic arteries.
orbital gland
orbital index
the ratio of the height of the orbit to the width.
orbital ligament
the fibrous band which completes the lateral margin of the orbit in the cat, dog and other species which do not have a post-orbital bar; reaches from the frontal process of the zygomatic bone to the zygomatic process of the frontal bone.
orbital neoplasm
in dogs sarcoma and carcinoma common, multilobular osteoma occurs; in other species tumors uncommon except for metastatic lymphoma and cancer eye in cattle and to a lesser extent in horses.
orbital sinus bleeding
often the method of bleeding small rodents; the anesthetized rat or mouse is bled via a microhematocrit tube or pipette inserted through the medial canthus of the eye.
References in periodicals archive ?
The clinical manifestations of orbital infection are the primary determining factors in making a provisional diagnosis, and CT is the gold standard for diagnosing an orbital abscess associated with sinusitis.
Through a modified medial canthal ligament approach, a left radical ethmoidectomy and drainage of the orbital abscess were performed.
The orbital abscess secondary to ethmoidal sinusitis was detected in a ten month old baby.