Category: L
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Live rubella virus vaccine
An attenuated virus vaccine used to prevent rubella (German measles). All nonpregnant susceptible women of childbearing age should be provided with this vaccine to prevent fetal infection and the congenital rubella syndrome (i.e., possible fetal death, prematurity, impaired hearing, cataract, mental retardation, and other serious conditions).
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Live measles virus vaccine
A standardized attenuated virus vaccine for use in immunizing against measles.
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Live measles and rubella virus vaccine
A standardized vaccine containing attenuated measles and rubella viruses.
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Live measles and mumps virus vaccine
A standardized vaccine containing attenuated measles and mumps viruses.
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Live attenuated measles (rubelola) virus vaccine
A vaccine prepared from live strains of the measles virus. It is the preferred form except in patients who have one of the following: lymphoma, leukemia, or other generalized malignancy; radiation therapy; pregnancy; active tuberculosis; egg sensitivity; prolonged treatment with drugs that suppress the immune response (i.e., corticosteroids or antimetabolites); or administration of gamma globulin,…
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Live attenuated influenza vaccine
A live virus vaccine made with influenza viruses adapted to replicate in the nose, sinuses, and pharynx but not in the lower respiratory tract. LAIV is typically administered by nasal inhalation rather than by intramuscular injection.
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Lipoid cell tumor of the ovary
A masculinizing tumor of the ovary. It may be malignant.
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Lactiferous tubule
One of the lactiferous ducts of the breast. It provides a channel for the milk formed in the lobes of the breast to pass to the nipple.
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Latent tuberculosis
Infection with tuberculosis without active lung disease. It is detected by tuberculin skin testing.
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Lacrimal tubercle
A small tubercle between the lacrimal crest and the frontal process of the maxilla.