- 同
- OLM
WordNet
- visible; "be sure of it; give me the ocular proof"- Shakespeare; "a visual presentation"; "a visual image" (同)visual
- of or relating to or resembling the eye; "ocular muscles"; "an ocular organ"; "ocular diseases"; "the optic (or optical) axis of the eye"; "an ocular spot is a pigmented organ or part believed to be sensitive to light" (同)optic, optical, opthalmic
- relating to or using sight; "ocular inspection"; "an optical illusion"; "visual powers"; "visual navigation" (同)optic, optical, visual
- the immature free-living form of most invertebrates and amphibians and fish which at hatching from the egg is fundamentally unlike its parent and must metamorphose
PrepTutorEJDIC
- 《文》目の / 《まれ》視覚の,目で見た / (顕微鏡・望遠鏡などの)接眼レンズ,接眼鏡
- (昆虫の)幼虫(青虫など) / (動物の)幼生(オタマジャクシなど)
Wikipedia preview
出典(authority):フリー百科事典『ウィキペディア(Wikipedia)』「2013/04/26 08:15:25」(JST)
[Wiki en表示]
Ocular larva migrans |
Classification and external resources |
DiseasesDB |
29738 |
Ocular larva migrans is the ocular form of the larva migrans syndrome that occurs when toxocara canis larvae invade the eye. They may be associated with visceral larva migrans. Unilateral visual disturbances, strabismus, and eye pain are the most common presenting symptoms.
Contents
- 1 Exam findings
- 2 Differential diagnosis
- 3 Complications
- 4 Epidemiology
- 5 References
|
Exam findings
The disease presents with an eosinophilic granulomatous mass, most commonly in the posterior pole of the retina. The granulmatous mass develops around the entrapped larva, in an attempt to contain the spread of the larva.
Differential diagnosis
The retinal lesion can mimic retinoblastoma in appearance, and mistaken diagnosis of the latter condition can lead to unnecessary enucleation.
Complications
The eye involvement can cause the following inflammatory disorders:
- endophthalmitis
- uveitis
- chorioretinitis
Epidemiology
In contrast to visceral larva migrans, ocular toxocariasis usually develops in older children or young adults with no history of pica. These patients seldom have eosinophilia or visceral manifestations.
References
UpToDate Contents
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English Journal
- Baylisascaris procyonis and Herpes Simplex Virus 2 Coinfection Presenting as Ocular Larva Migrans with Granuloma Formation in a Child.
- Liu G1, Fennelly G1, Kazacos KR1, Grose C1, Dobroszycki J1, Saffra N1, Coyle CM1, Weiss LM1, Szlechter MM1, Tanowitz HB2.
- The American journal of tropical medicine and hygiene.Am J Trop Med Hyg.2015 Jun 29. pii: 15-0272. [Epub ahead of print]
- Ocular Baylisascaris procyonis infection results from ingestion of infective eggs of B. procyonis, the raccoon ascarid. Herpes simplex virus type 2 (HSV-2) infection of the retina is the result of either primary infection or reactivated disease. Herein, we report a case of a 12-year-old female resid
- PMID 26123955
- [Multiple larva migrans on the foot of a traveller].
- Lobato-Berezo A1, Vargas-Laguna ME2, Fernández-Cogolludo E2, Gallego-Valdés MÁ2.
- Medicina clínica.Med Clin (Barc).2015 Jun 22;144(12):576. doi: 10.1016/j.medcli.2014.12.003. Epub 2015 Jan 28.
- PMID 25638424
- Baylisascaris procyonis larva migrans in two white-headed lemurs (Eulemur albifrons) in Spain and response to treatment derived from a human pediatric protocol.
- Jimenez Martinez MA1, Valderrabano Cano E2, Rois JL2.
- Veterinary parasitology.Vet Parasitol.2015 Jun 15;210(3-4):246-9. doi: 10.1016/j.vetpar.2015.04.010. Epub 2015 Apr 23.
- Baylisascaris procyonis is a well-known ascaridoid nematode that causes larva migrans in humans and many other animal species. The North American raccoon (Procyon lotor) is the definitive host, which has been successfully introduced in the past decades to other geographical regions around the world.
- PMID 25936436
Japanese Journal
- The Helminthic Eosinophilic Meningitides : Emerging Zoonotic Parasitic Diseases Worldwide
- 症例報告 Toxocara canisに関連した犬の眼窩蜂窩織炎
- Ocular larva migrans caused by Toxocara cati in Mongolian gerbils and a comparison of opthalmologic findings with those produced by T. canis.
Related Links
- larva /lar·va/ (lahr´vah) pl. lar´vae [L.] an independent, motile, sometimes feeding, developmental stage in the life history of an animal. larva cur´rens a variant of larva migrans caused by Strongyloides stercoralis, in which the ...
- larva /lar·va/ (lahr´vah) pl. lar´vae [L.] an independent, motile, sometimes feeding, developmental stage in the life history of an animal. larva cur´rens a variant of larva migrans caused by Strongyloides stercoralis, in which the ...
★リンクテーブル★
[★]
- ラ
- ocular larva migrans
- 関
- 幼虫移行症、皮膚幼虫移行症、爬行性線状皮疹
[★]
皮膚幼虫移行症
- 関
- creeping eruption、larva migrans、ocular larva migrans
[★]
- 関
- bulbar、eyeball、eyepiece、globe、optic、vision、visual
[★]
幼生、幼虫
- 関
- larvae、larval、maggot、tadpole
[★]
幼虫移行症、移行性幼虫、幼虫移行