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limitans

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(lĭm′ĭ-tăns) [L. limitare, to limit] 1. A term used in conjunction with other words to denote limiting. 2. Membrane limitans.

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limitation

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(lim″ĭ-tā′shŏn) The condition of being limited.

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activity l. Functional l.

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functional l. In rehabilitation science, any restriction in the performance of activities resulting from disease, injury, or environmental restrictions. Functional limitations include impairments in walking or bending toward the ground; attending to educational activities or work, or to instrumental activities of daily living. SYN: activity limitation; disability.

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mobility l. Mobility disability.

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l. of motion The restriction of movement or range of motion of a part or joint, esp. that imposed by disease or trauma to joints and soft tissues.

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limited data set

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The minimum necessary and sufficient information about a patient's medical care (such as dates of admission and discharge from hospital; the patient's dates of birth, death, and age; and the zip code in which the patient resides). Under regulations of the Health Insurance Portability and Accountability Act, data that reveal more about a patient (such as name, address, social security number) cannot be divulged in communication between health care agencies or professionals without the patient's explicit approval. SEE: Health Insurance Portability and Accountability Act of 1996.

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limited-stage

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(li′mĭ-tĕd-stāj′) 1. Not widely spread; localized. 2. In oncology, pert. to tumors that have not metasta-sized outside the organ or tissue from which they arose.

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limnology

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(lim-nol′ŏ-jē) [Gr. limnē, pool, marsh + -logy] The scientific study of fresh water in the environment (such as potability, pH, degree of pollution, mineral content, and variation with seasonal and climatic changes).

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limonene

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(līm′ō-nēn) An essential oil derived from orange or lemon peel. It is used as a flavoring agent in cough syrups.

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limp

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To walk with abnormal, jerky movements.

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limulus amebocyte lysate test

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(lim′yŭ-lŭs) ABBR: LAL test. A test to detect minute quantities of bacterial endotoxins and to test for pyrogens in various materials. The test is also used to detect septicemia due to gram-negative bacteria. Limulus amebocyte lysate is formed from the lysed circulating amebocytes of the horseshoe crab (Limulus polyphemus). SEE: amebocyte; horseshoe crab.

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Limus family of drugs

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A group of chemically related immune suppressing and antiproliferative drugs that inhibit mTOR, the mammalian target of rapamycin. They are used in cancer chemotherapy, in immune-mediated illnesses, and in intracoronary drug-eluting stents. When they are incorporated into vascular stents, the drugs prevent overgrowth of the stent by the endothelium of blood vessels. Drugs in this class include sirolimus, everolimus, and zotarolimus.

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linac

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