Wednesday, February 24, 2010

www.djo.harvard.edu
Orbital Cellulitis
Orbital Cellulitis is an infection in the tissues surrounding the eyes, including the eye lids, eyebrow, and cheek. Their are a handful of ways that Orbital Cellulitis can occur. The most common is through bacteria from a sinus infection. Other ways include: from bug bites, a stye on the eye, recent eyelid injury, and from a few different bacteria: Staphylococcus aureus, Streptococcus pneumoniae, and beta-hemolytic streptococci.
It seems that small children under the age of 8 are most susceptible to obtaining this bacteria, which in turn means they are highly likely to get Orbital Cellulitis. Orbital Cellulits can be diagnosed through several different tests, but probably the best to visualize this would be a CT orbital scan with contrast, like the image shown above.

Symptoms
Decreased vision
General malaise
Painful or difficult eye movements
Fever of 102 degrees F or higher
Painful swelling of upper and lower eyelids
Shiny, red or purple eyelid
Eye pain, especially with movement
Bulging eyes

Treatment/Prevention
If Orbital Cellulitis is your diagnosis, the best recommendation is to stay in the hospital and receive IV meds, such as antibiotics. This disease can become very severe if not taken care of properly. It is possible for Orbital Cellulitis to lead to: hearing loss, optic nerve damage, meningitis, and even vision loss.
The most common thing to do to prevent Orbital Cellulitis is getting the HiB vaccine as an infant. This is a routine vaccine given to prevent getting the haemophilus infection that can lead to Orbital cellulitis.



(The above orbital CT image with contrast is an axial view of an irregularly-shaped retrobulbar orbital mass filling the posterior orbit with near obliteration of the orbital fat.) http://www.mdconsult.com/


References:

Manju, S. M.D. (2007). Orbital cellulitis. Medline plus. Retrieved February 24, 2010



CT image. Google images. Retrieved February 24, 2010 from http://www.djo.harvard.edu/
Periorbital cellulitis. Google images. Retrieved Febraury 24, 2010 from














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