Ocular larva migrans (OLM) is a rare but potentially disabling condition. It is also difficult to diagnose because of the negative laboratory test results. In most cases the diagnosis is presumed to be OLM upon the basis of eye examination.
How common is ocular toxocariasis?
Proctor Foundation, University of California, San Francisco, the overall prevalence of Toxocara infection of the eye was relatively low at 1 percent of a general uveitis population. 1 Nevertheless, ocular toxocariasis remains an important cause of uveitis, especially in children and young adults.
How common is visceral larva migrans?
Between 4.6% and 23% of U.S. children have been infected with the dog roundworm egg. This number is much higher in other parts of the world, such as Colombia, where up to 81% of children have been infected. Cutaneous larva migrans is a condition where nematodes such as Ancylostoma braziliense migrate to the skin.
How many people are infected with toxocariasis?
In humans, it has been found that 5% of the U.S. population has been infected with Toxocara.
Is ocular toxocariasis treatable?
Current standard treatment for ocular toxocariasis is corticosteroid administration in patients with active intraocular inflammation. Topical and systemic corticosteroids are useful in managing intraocular inflammation and may reduce vitreous opacification and membrane formation [9, 24, 39, 41, 42].
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