LOA (redirected from Loas)

LOA left occipitoanterior (position of fetus).

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Loa (lo´ah) a genus of filarial nematodes, including L. lo´a, a West African species that migrates freely throughout the subcutaneous connective tissue, seen especially about the orbit and even under the conjunctiva, and occasionally causing edematous swellings.

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Loa

[lo′ə]

a genus of nematodes of the superfamily Filarioidea. L. loa is a threadlike species 2.5 to 5 cm long found in West Africa. It inhabits the subcutaneous connective tissue of the human body and is seen especially as an eye worm about the orbit and under the conjunctiva. It causes itching and occasionally edematous swellings (Calabar swellings). The immature forms or microfilariae are diurnal, being found in the peripheral circulation in greatest concentrations during the day.

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LOA,

1 abbreviation for left occipitoanterior fetal position.

2 abbreviation for looseness of association.

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LOA 

left occipitoanterior (position of the fetus).

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Loa [lo´ah]

a genus of filarial nematodes.

Loa lo´a a threadlike species found in West Africa, 2–5 cm (1–2 in) long, that inhabits the subcutaneous connective tissue of the body, which it traverses freely (see loiasis). It is seen especially about the orbit, including under the conjunctiva, causing itching and occasionally edematous swellings. The immature forms, or microfilariae, are diurnal, being found in the peripheral circulation in greatest concentrations during the day. Flies of the genus Chrysops are the intermediate hosts and vectors.

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Loa

a genus of onchocercid worms in the superfamily Filarioidea.

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Loa loa

causes subcutaneous nodules in humans and primates. Transmitted by Chrysops spp.