Category: L
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Length of stay
The length of an inpatients stay in a hospital or other health facility. It is one measure of use of health facilities, reported as an average number of days spent in a facility per admission or discharge. It is calculated as follows: total number of days in the facility for all discharges and deaths occurring…
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Legislative history
The written record of the writing of an Act of Congress. It may be used in writing rules or by courts in interpreting the law, to ascertain or detail the intent of the Congress if the Act is ambiguous or lacking in detail. The legislative history is listed in the slip law and consists of…
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Legend
The statement, ”Caution: Federal law prohibits dispensing without prescription,” required by section 503(b)(4) of the Federal Food, Drug, and Cosmetic Act as a part of the labeling of all prescription drugs (and only such drugs). Legend drug is thus synonymous with prescription drug.
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Last dollar coverage
Insurance coverage without upper limits or maximums no matter how great the benefits payable.
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Lapsed funds
In the Federal budget, unobligated budget authority that by law has ceased to be available for obligation because of the expiration of the period for which it was available.
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Labor certification
Certification by the U.S. Department of Labor which certain aliens (such as foreign medical graduates) seeking to immigrate to the United States in order to work must obtain before they may obtain a visa. People in occupations which the Department of Labor feels are in short supply throughout the country (such as physicians and nurses…
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Laryngospasm
Sudden convulsive closure of the voice box. A muscular spasm which suddenly closes the larynx. Closure of the larynx that blocks the passage of air to the lungs; usually associated with severe allergic reaction or severe laryngeal inflammation, especially in young children. A strong, rapid, involuntary contraction of the muscles in the larynx (voice box).…
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Laryngoscopic
Viewing the interior of the voice box via an instrument. To observation of the interior of the larynx with the aid of a small long-handled mirror.
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Laryngophthisis
Tuberculosis of the throat.
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Laryngopharynx
The throat below the upper edge of the voice box lid. The part of the pharynx below the hyoid bone. The lower part of the pharynx connects to the larynx and esophagus.