UMLS. CSP-HL7-ICD9CM-NCI-NDFRT-RXNORM - Terms starting with ‘L’

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901. Lens Capsule [The thin noncellular outer covering of the CRYSTALLINE LENS composed mainly of COLLAGEN TYPE IV and GLYCOSAMINOGLYCANS. It is secreted by the embryonic anterior and posterior epithelium. The embryonic posterior epithelium later disappears. ( MSH )] (UMLS (NCI) C0229232) =Body Part, Organ, or Organ Component	951. Lesion by Grade (UMLS (NCI) C1334387) =Finding; ;
902. Lens Fiber (UMLS (NCI) C0229224) =Body Part, Organ, or Organ Component	952. Lesion by Stage (UMLS (NCI) C1334388) =Finding; ;
903. lens invoice group [A grouping of invoice element details including the ones specifying the lens fee and the lens dispensing cost that are being invoiced. ( HL7V3.0 )] (UMLS (HL7) C1555665) =Intellectual Product =ActInvoiceInterGroupCode;	953. Lesion of medial popliteal nerve (UMLS (ICD9CM) C1302325) MED POPLITEAL NERVE LES; =Disease or Syndrome ;
904. lens opacity [ ] (UMLS (CSP) C1510497) =Disease or Syndrome; Anatomical Abnormality	954. Lesion of plantar nerve [ ] (UMLS (ICD9CM) C0154752) =Disease or Syndrome
905. LENS PROSTHESIS MALFUNC [ ] (UMLS (ICD9CM) C0274356) =Pathologic Function	955. Lesion of radial nerve [ ] (UMLS (ICD9CM) C0154744) =Disease or Syndrome
906. lens protein [heterogeneous family of water-soluble structural proteins found in cells of lens of the vetebrate eye. ( CSP )] (UMLS (CSP) C0596827) =Amino Acid, Peptide, or Protein; Biologically Active Substance =gene product; =crystallin	956. Lesion of sciatic nerve [ ] (UMLS (ICD9CM) C0154748) =Disease or Syndrome
907. Lens replaced by other means (UMLS (ICD9CM) C0033825) =Finding	957. Lesion of ulnar nerve [ ] (UMLS (ICD9CM) C1288279) ULNAR NERVE LESION =Disease or Syndrome
908. Lens Subluxation [Incomplete rupture of the zonule with the displaced lens remaining behind the pupil. In dislocation, or complete rupture, the lens is displaced forward into the anterior chamber or backward into the vitreous body. When congenital, this condition is known as ECTOPIA LENTIS. ( MSH )] (UMLS (NCI) C0023316) =Disease or Syndrome =Lens Diseases; =CONGENITAL ECTOPIC LENS;	958. Lesion, Oral (UMLS (HL7) C1546726) =Intellectual Product =Specimen Source Codes;
909. Lens, Replacement Of (UMLS (NCI) C1402260) Replacement Of Lens; =Finding	959. Lesion, Penile (UMLS (HL7) C1546734) =Intellectual Product =Specimen Source Codes;
910. LENS-INDUCED IRIDOCYCLIT (UMLS (ICD9CM) C0339320) =Disease or Syndrome	960. Lesnoi Village (aka Woody Island) (UMLS (HL7) C1550911) =Population Group =NativeEntityAlaska;
911. Lente Iletin II (UMLS (NCI) C0306603) =Amino Acid, Peptide, or Protein; Pharmacologic Substance; Hormone	961. LESOTHO [A country in Southern Africa, an enclave of South Africa. (NCI) ( NCI )] (UMLS (NCI) C0023376) =Geographic Area
912. lenticular nucleus [one of two brain motor nuclei comprising the corpus striatum, the other being the caudate. ( CSP )] (UMLS (CSP) C0162342) =Body Part, Organ, or Organ Component ; =Corpus Striatum; =putamen	962. Less [Of lower rank, degree, or importance; of reduced size, extent, or degree; more limited in quantity. ( NCI )] (UMLS (NCI) C0547044) =Qualitative Concept
913. Lentiginosis [Small circumscribed melanoses resembling, but differing histologically from, freckles. The concept includes senile lentigo ('liver spots') and nevoid lentigo (nevus spilus, lentigo simplex) and may also occur in association with multiple congenital defects or congenital syndromes (e.g., Peutz-Jeghers syndrome). ( MSH )] (UMLS (NCI) C0023321) =Disease or Syndrome =Melanosis; =Jeghers-Peutz Syndrome;	963. Less than [A statement about the relative size or order of two objects specifying that an object of interest is smaller than another object in quantity or measure or value or status. ( NCI )] (UMLS (HL7) C0439092) =Intellectual Product =Relational operator; RelationalOperator
914. Lentigo Maligna Recurrent [The reemergence of lentigo maligna after a period of remission ( NCI )] (UMLS (NCI) C0855020) Recurrent Lentigo Maligna Melanoma; =Neoplastic Process	964. Lesser Curvature of the Stomach (UMLS (NCI) C0227221) =Body Location or Region
915. Lentigo Senilis (UMLS (NCI) C0036651) =Acquired Abnormality	965. Lesser Multiangular Bone [A bone in the distal row of the carpus; it articulates with the second metacarpal, trapezium, capitate, and scaphoid. ( NCI )] (UMLS (NCI) C0223741) =Body Part, Organ, or Organ Component
916. Lentigo Simplex (UMLS (NCI) C0302255) =Acquired Abnormality	966. lesser panda [ ] (UMLS (CSP) C0524514) =Mammal
917. lentinan [A beta-glucan (a type of polysaccharide) from the mushroom Lentinus edodes (shiitake mushroom). It has been studied in Japan as a treatment for cancer. ( NCI )] (UMLS (NCI) C0023324) =Carbohydrate; Pharmacologic Substance; Biologically Active Substance	967. Lesser Trochanter (UMLS (NCI) C0223866) =Body Part, Organ, or Organ Component
918. Lentivirus [exogenous horizontally and vertically transmitted viruses found in humans and other mammals; associated with immunodeficiencies, neurological disorders, and arthritis. ( CSP )] (UMLS (CSP) C0079679) =Virus ; =Retroviridae; =EIA virus; HIV; simian immunodeficiency virus; feline immunodeficiency virus	968. Lesser Tuberosity (UMLS (NCI) C0223687) =Body Part, Organ, or Organ Component
919. Lentivirus [A genus of the family Retroviridae consisting of non-oncogenic retroviruses that produce multi-organ diseases characterized by long incubation periods and persistent infection. Lentiviruses are unique in that they contain open reading frames (ORFs) between the pol and env genes and in the 3' env region. Five serogroups are recognized, reflecting the mammalian hosts with which they are associated. HIV-1 is the type species. ( NCI )] (UMLS (NCI) C0206037) =Virus ;	969. LET (linear energy transfer) [energy dissipation of ionizing radiation over a given linear distance; gamma rays have low LET while alpha rays have high LET. ( CSP )] (UMLS (CSP) C0086562) =Phenomenon or Process ; =Radiation Chemistry;
920. Lentivirus disease [Virus diseases caused by the Lentivirus genus. They are multi-organ diseases characterized by long incubation periods and persistent infection. ( MSH )] (UMLS (CSP) C0079680) =Disease or Syndrome ; =Retroviridae disease; =Equine Infectious Anemia; HIV Infection; Pneumonia, Progressive Interstitial, of Sheep; Feline Acquired Immunodeficiency Syndrome; SAIDS; Visna	970. lethal gene [any gene in which a mutation will result in the premature death of the organism carrying it. ( CSP )] (UMLS (CSP) C0017354) =Gene or Genome =gene;
921. Leo 1031 (UMLS (NCI) C0878090) LEO-1031 =Steroid; Pharmacologic Substance	971. Lethargic [A general state of sluggishness, listless, or uninterested, with being tired, and having difficulty concentrating and doing simple tasks. It may be related to DEPRESSION or DRUG ADDICTION. ( MSH )] (UMLS (NCI) C0023380) =Sign or Symptom
922. Leo 275 (UMLS (NCI) C0700708) =Steroid; Pharmacologic Substance	972. LETROZOLE [An anticancer drug that belongs to the family of drugs called nonsteroidal aromatase inhibitors. Letrozole is used to decrease estrogen production and suppress the growth of estrogen-dependent tumors. ( NCI )] (UMLS (NCI) C0246421) =Organic Chemical; Pharmacologic Substance ; =[AN000] ANTINEOPLASTICS; NITRILE; Triazoles; =LETROZOLE 2.5 MG
923. Leontropithecus [ ] (UMLS (CSP) C0598045) =Mammal ;	973. Letrozole/Tamoxifen (UMLS (NCI) C0338289) =Therapeutic or Preventive Procedure ;
924. LEOPARD syndrome [An autosomal dominant disorder with an acronym of its seven features (LENTIGO; ELECTROCARDIOGRAM abnormalities; ocular HYPERTELORISM; PULMONARY STENOSIS; abnormal genitalia; retardation of growth; and DEAFNESS or SENSORINEURAL HEARING LOSS). This syndrome is caused by mutations of PTPN11 gene encoding the non-receptor PROTEIN TYROSINE PHOSPHATASE, type 11, and is an allelic to NOONAN SYNDROME. Features of LEOPARD syndrome overlap with those of NEUROFIBROMATOSIS 1 which is caused by mutations in the NEUROFIBROMATOSIS 1 GENES. ( MSH )] (UMLS (CSP) C0175704) =Disease or Syndrome ;	974. Letrozole/Tipifarnib (UMLS (NCI) C1327953) =Therapeutic or Preventive Procedure; ;
925. Lepidoptera [have 4 membranous wings covered with scales, sucking mouth parts, and lack mandibles; undergo complete metamorphosis; larvae may be serious pests of cultivated plants, stored foods, or fabrics. ( CSP )] (UMLS (CSP) C0023338) =Invertebrate =Insecta; =Manduca; Bombycidae	975. Letterer Siwe disease [ ] (UMLS (CSP) C0023381) =Neoplastic Process =histiocytosis X;
926. Leporidae [Taxonomic family which includes rabbits and hares. ( NCI )] (UMLS (NCI) C0999629) Rabbitts and Hares; =Mammal	976. LETTERER-SIWE DIS ABDOM [ ] (UMLS (ICD9CM) C0432549) =Neoplastic Process
927. Leporipoxvirus [A genus of the family POXVIRIDAE, subfamily CHORDOPOXVIRINAE, consisting of ether-sensitive viruses of leporids and squirrels. They commonly cause tumors and are usually transmitted mechanically by arthropods. MYXOMA VIRUS is the type species. ( MSH )] (UMLS (CSP) C0206577) =Virus	977. LETTERER-SIWE DIS AXILLA [ ] (UMLS (ICD9CM) C0432550) =Neoplastic Process
928. LEPR [This gene plays a role in transcriptional regulation via activation of the STAT signal transduction pathway. The gene is also involved in the regulation of adipose tissue or lipid metabolism. ( NCI )] (UMLS (NCI) C1366515) LEPR Gene; Leptin Receptor Gene =Gene or Genome	978. LETTERER-SIWE DIS HEAD [ ] (UMLS (ICD9CM) C0432547) =Neoplastic Process
929. LEPROMATOUS LEPROSY [A chronic communicable infection which is a principal or polar form of LEPROSY. This disorder is caused by MYCOBACTERIUM LEPRAE and produces diffuse granulomatous skin lesions in the form of nodules, macules, or papules. The peripheral nerves are involved symmetrically and neural sequelae occur in the advanced stage. ( MSH )] (UMLS (ICD9CM) C0023348) =Disease or Syndrome =Hansen's disease;	979. LETTERER-SIWE DIS INGUIN [ ] (UMLS (ICD9CM) C0432551) =Neoplastic Process
930. leprosy [leprosy vaccine ( HL7V3.0 )] (UMLS (HL7) C0051981) =Pharmacologic Substance; Immunologic Factor ; =Vaccines administered (code = CVX)(parenteral, unless oral is noted); VaccineType	980. LETTERER-SIWE DIS MULT [ ] (UMLS (ICD9CM) C0432554) =Neoplastic Process
931. LEPROSY NEC [ ] (UMLS (ICD9CM) C0029811) =Disease or Syndrome	981. LETTERER-SIWE DIS PELVIC [ ] (UMLS (ICD9CM) C0432552) =Neoplastic Process
932. leptin [made in adipose cells and is important in the response to starvation and in feedback regulation of energy expenditure, food intake, and adiposity. ( CSP )] (UMLS (CSP) C0299583) =Amino Acid, Peptide, or Protein; Hormone ; =adipose fat body; Peptide Hormone	982. LETTERER-SIWE DIS SPLEEN [ ] (UMLS (ICD9CM) C0432553) =Neoplastic Process
933. leptomeningeal cancer [A primary or metastatic malignant tumor involving the leptomeninges. ( NCI )] (UMLS (NCI) C1334596) Malignant Leptomeningeal Neoplasm; Malignant Leptomeningeal Tumor; Malignant Neoplasm of Leptomeninges; Malignant Neoplasm of the Leptomeninges; Malignant Tumor of Leptomeninges; Malignant Tumor of the Leptomeninges =Neoplastic Process	983. LETTERER-SIWE DIS THORAX [ ] (UMLS (ICD9CM) C0432548) =Neoplastic Process
934. Leptomeningeal Melanocytoma [A usually well differentiated melanocytic neoplasm arising from the meninges. It is characterized by the presence of epithelioid, fusiform, polyhedral, and spindle melanocytes without evidence of hemorrhage, necrosis, or high mitotic activity. Presenting symptoms include headache, vomiting, and neurological manifestations. Complete excision is usually curative. ( NCI )] (UMLS (NCI) C1266113) Melanocytoma of Meninges; Melanocytoma of the Meninges; Meningeal Melanocytoma; Meninges Melanocytoma; =Neoplastic Process	984. Letterer-Siwe disease, unspecified site, extranodal and solid organ sites [ ] (UMLS (ICD9CM) C0375092) =Neoplastic Process
935. Leptomeningeal Melanoma (UMLS (NCI) C1334386) Melanoma of Leptomeninges; Melanoma of the Leptomeninges; Meningeal Melanoma; =Neoplastic Process; ;	985. lettuce [Any of the various plants of the genus Lactuca, especially L. sativa, cultivated for its edible leaves. (From American Heritage Dictionary, 2d ed) ( MSH )] (UMLS (CSP) C0242765) =Food ;
936. Leptomeningeal Melanomatosis [A malignant meningeal melanoma with secondary diffuse meningeal spread. (WHO) ( NCI )] (UMLS (NCI) C1266114) Meningeal Melanomatosis =Neoplastic Process	986. leucine [essential branched-chain amino acid important for hemoglobin formation. ( CSP )] (UMLS (CSP) C0023401) =Amino Acid, Peptide, or Protein; Pharmacologic Substance; Biologically Active Substance =Amino Acids, Branched-Chain; Amino Acids, Essential; primary aminoacid; Inactive Ingredient Preparations =LEUCINE 270 MG; LEUCINE 1.38 GM/100ML; LEUCINE 0.77 GM; LEUCINE 1.37 GM; LEUCINE 10 MG/ML; LEUCINE 10.4 MG/ML; LEUCINE 108 MG/GM; LEUCINE 12 MG/ML; LEUCINE 15.76 MG/ML; LEUCINE 217 MG; LEUCINE 3.5 MG/ML; LEUCINE 329 MG/100ML; LEUCINE 330 MG/100ML; LEUCINE 340 MG; LEUCINE 340 MG/100ML; LEUCINE 4.25 MG/ML; LEUCINE 5 MG/ML; LEUCINE 526 MG; LEUCINE 6.6 MG/ML; LEUCINE 660 MG; LEUCINE 660 MG/100ML; LEUCINE 7 MG/ML; LEUCINE 7.7 MG; LEUCINE 7.9 MG/ML; LEUCINE 71.5 MG; LEUCINE 726 MG/100ML; LEUCINE 730 MG/100ML; LEUCINE 770 MG/100ML; LEUCINE 8.1 MG/ML; LEUCINE 8.5 MG/ML; LEUCINE 840 MG/100ML; LEUCINE 910 MG/100ML
937. Leptomeningeal Neoplasm (UMLS (NCI) C0751297) Leptomeningeal Tumor; Neoplasm of Leptomeninges; Neoplasm of the Leptomeninges; Tumor of Leptomeninges; Tumor of the Leptomeninges =Neoplastic Process ;	987. Leucine Rich Repeat Containing 17 Gene [This gene may play a role in cell differentiation. ( NCI )] (UMLS (NCI) C1424621) LRRC17; LRRC17 Gene =Gene or Genome
938. Leptomeningeal Sarcoma (UMLS (NCI) C1384416) Sarcoma of Leptomeninges; Sarcoma of the Leptomeninges =Neoplastic Process	988. Leucine Rich Repeat Neuronal 5 Gene [This gene plays a role in cell adhesion and signal transduction. ( NCI )] (UMLS (NCI) C1424631) LRRN5; LRRN5 Gene =Gene or Genome
939. Leptomeninges [The two innermost layers of tissue that cover the brain and spinal cord, the arachnoid mater and the pia mater. ( NCI )] (UMLS (NCI) C0228126) =Body Part, Organ, or Organ Component	989. leucine zipper [Domains in DNA-binding proteins that contain amino acid sequences that show periodic arrays of leucine residues. These residues exist in an alpha-helical conformation, with the leucine side chains extending from one alpha helix interdigitating with those displayed from a similar alpha helix of a second polypeptide, facilitating dimerization. ( NCI )] (UMLS (CSP) C0079686) =Molecular Function; Spatial Concept ;
940. Leptospira [genus of aerobic, helical spirochetes, some species of which are pathogenic, others free-living or saprophytic. ( CSP )] (UMLS (CSP) C0023358) =Bacterium =spirochete;	990. Leucine-Rich, Glioma Inactivated 1 Gene [This gene plays a role in neural cell function and is involved in the suppression of brain cancer. ( NCI )] (UMLS (NCI) C1367458) LGI1; LGI1 Gene =Gene or Genome
941. LEPTOSPIRAL INFECT NEC [ ] (UMLS (ICD9CM) C0153231) =Disease or Syndrome	991. LEUCOCORIA [ ] (UMLS (ICD9CM) C0152458) =Disease or Syndrome
942. LEPTOSPIRAL MENINGITIS [ ] (UMLS (ICD9CM) C0153232) =Disease or Syndrome	992. leucosarcoma [ ] (UMLS (CSP) C0023535) =Neoplastic Process ;
943. LEPTOSPIROS ICTEROHEM [A severe form of LEPTOSPIROSIS, usually caused by LEPTOSPIRA INTERROGANS SEROVAR ICTEROHAEMORRHAGIAE and occasionally other serovars. It is transmitted to humans by the rat and is characterized by hemorrhagic and renal symptoms with accompanying JAUNDICE. ( MSH )] (UMLS (ICD9CM) C0043102) =Disease or Syndrome ; =leptospirosis;	993. Leucovorin Calcium/Mercaptopurine/Methotrexate/Prednisolone (UMLS (NCI) C0935841) =Therapeutic or Preventive Procedure
944. leptospirosis [Infections with bacteria of the genus LEPTOSPIRA. ( MSH )] (UMLS (CSP) C0023364) =Disease or Syndrome =Spirochaetales Infections; Gram-Negative Bacterial Infections =LEPTOSPIROS ICTEROHEM;	994. Leucovorin Calcium/Mercaptopurine/Methotrexate/Prednisolone/Vincristine (UMLS (NCI) C0935837) =Therapeutic or Preventive Procedure
945. Leptotrichia [A genus of anaerobic, gram-negative bacteria in the family Fusobacteriaceae. Some species cause BACTEREMIA and some intra-amniotic infections. ( MSH )] (UMLS (CSP) C0348061) =Bacterium	995. Leucovorin Calcium/Mercaptopurine/Methotrexate/Vincristine (UMLS (NCI) C1327985) =Therapeutic or Preventive Procedure ;
946. Leriche Syndrome [A condition caused by occlusion of terminal aorta, the primary branches of the ABDOMINAL AORTA, as in aortoiliac obstruction. Leriche syndrome usually occurs in males and is characterized by IMPOTENCE, absence of a pulse in the femoral arteries, weakness and numbness in the lower back, buttocks, hips, and lower limbs. ( MSH )] (UMLS (NCI) C0023370) =Pathologic Function =aorta disorder; Arterial Occlusive Diseases	996. Leucovorin Calcium/Methotrexate (UMLS (NCI) C0879552) =Therapeutic or Preventive Procedure
947. Leridistim [A substance that is being studied for its ability to stimulate the production of blood cells during chemotherapy. It belongs to the family of drugs called colony-stimulating factors. Also known as SC-70935. ( NCI )] (UMLS (NCI) C0919350) MPO; Myelopoietin; =Amino Acid, Peptide, or Protein; Pharmacologic Substance ;	997. leukapheresis [selective separation and removal of leukocytes from withdrawn blood, the remainder of the blood then being retransfused into the donor. ( CSP )] (UMLS (NCI) C0023416) =Therapeutic or Preventive Procedure =blood treatment;
948. lesbian [ ] (UMLS (CSP) C1533642) =Population Group; ;	998. LEUKASE [A quantitative measurement of the amount of leukocyte esterase present in a sample. ( NCI )] (UMLS (NCI) C0427760) =Laboratory Procedure
949. Lesion (UMLS (HL7) C1546698) =Intellectual Product =Specimen Source Codes;	999. Leukemia [progressive, malignant disease of the blood-forming organs, characterized by distorted proliferation and development of leukocytes and their precursors in the blood and bone marrow; classified according to degree of cell differentiation as acute or chronic, and according to predominant type of cell involved as myelogenous or lymphocytic.(CSP)] (UMLS (ICPC) C0023418) (Leukemia; LEUZEMIA; Leukaemi; Leukemie; LEUKEMIA; Leucemie; Leukaemie; (108); leukaemia; Leucemia; LEUKEMI; Leucemia; Leucemia; LEUKEMI) Leukemia =Neoplastic Process ; =Neoplasms by Histologic Type; blood/lymphatic cancer; BLOOD, BLOOD FORMING ORGANS, LYMPHATICS, SPLEEN; Diagnosis/Diseases Component =Acute Erythroblastic Leukemia; Leukemia, Lymphocytic; acute monoblastic leukemia; granulocytic leukemia; Leukemia Plasmacytic; Leukemia, Radiation-Induced; Acute Leukemia; mouse leukemia; viral leukemia; chronic leukemia; Leukemia, Experimental; hairy cell leukemia; Leukemia, Lymphocytic; granulocytic leukemia; Leukemia Plasmacytic; Leukemia, Radiation-Induced; Leukemia, Subleukemic; Leukemia, Feline; Enzootic Bovine Leukosis;
950. lesion [(LEE-zhun) An area of abnormal tissue change. ( NCI )] (UMLS (NCI) C0221198) =Finding ;	1000. Leukemia (in Remission) [History of leukemia after therapy with no evidence on the peripheral blood or bone marrow of leukemia (normalization of all hematologic parameters). ( NCI )] (UMLS (NCI) C0686584) =Neoplastic Process

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