Medical Abbreviations Starting With "L"
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| Medical Abbreviation | Meaning |
|---|---|
| l | left |
| l | lens |
| L | Leukocytes |
| l | light |
| l | liquid |
| l | liter |
| l | liver |
| l | lower |
| l | lumbar |
| L | Lumbar vertebrae |
| l aethiopica | leishmania aethiopica |
| l biflexa | leptospira biflexa |
| l donovani | leishmania donovani |
| l dopa | levodopa |
| l feeleii | legionella feeleii |
| l infantum | leishmania infantum |
| l nna | ng nitro l arginine |
| l olmeca | lutzomyia olmeca |
| l pam | melphalan |
| l wadsworthii | legionella wadsworthii |
| L-DOPA | Levo-DihydrOxyPhenylAlanine |
| l/min | liters per minute |
| l/s | Lecithin-sphingomyelin ratio |
| l&a | light and accommodation |
| L&D | Labor and delivery |
| l&h | lymphocyte and histiocyte |
| l&w | living and well |
| LA | Laboratory Aide or Assistant |
| la | lanthanum |
| la | latex agglutination |
| LA | Left atrium |
| la | levator ani |
| la | linoleic acid |
| la | local anesthetic |
| la | low allergen diet |
| la | lupus anticoagulant |
| LA | Lymphadenopathy |
| laam | levo alpha acetylmethadol |
| Lab | Laboratory |
| LABBB | Left anterior bundle branch block |
| lac | la crosse encephalitis |
| lac | laceration |
| laci | lacunar infarction |
| lacr | lacrimal |
| lact | lactic |
| LAD | Left Anterior Descending |
| LAD | Left Axis Deviation |
| LAD | Leukocyte adhesion deficiency |
| lad | linear iga disease |
| LAD | Lymphadenopathy |
| ladca | left anterior descending coronary artery |
| LAE | Left atrial enlargement |
| lafb | left anterior fascicular block |
| LAH | Left anterior hemiblock |
| LAHB | Left anterior hemiblock |
| lais | lateral internal anal sphincterotomy |
| lak | lymphocyte activated killer cells |
| lalk | leukocyte alkaline phosphatase |
| lall | lymphoblastic leukemia, acute, with lymphomatous features |
| lam | l asparaginase, methotrexate |
| lam | laminated |
| Lam | Laminectomy |
| lam | lymphangioleiomyomatosis |
| lamb | lentigines, atrial myxoma, mucocutaneous myoma, blue nevus syndrome |
| lamp | lysosome associated membrane protein |
| lan | local area network |
| lan | lymphadenopathy |
| lanl | los alamos national laboratory |
| lanp | leucine rich acidic nuclear protein |
| lao | left anterior oblique |
| lap | laparascopic |
| Lap | Laparotomy |
| lap | left atrial pressure |
| lap | leucine amino peptidase |
| LAP | Leukocyte alkaline phosphatase |
| lap dye | laparoscopic dye test |
| lapoca | l asparaginase, prednisone, oncovin, cytarabine, adriamycin |
| lar | larynx |
| LAR | Low Anterior Resection |
| LARP | Left → anterior, right → posterior (path of the vagi as they wander from thorax to abdomen) |
| larsp | language assessment remediation and screening procedure |
| las | linear alkylbenzene sulfonate |
| LAS | Lymphadenopathy syndrome |
| Lat | Lateral |
| lat | latex agglutination test |
| lat | latissimus dorsi |
| lat | lidocaine, adrenaline and tetracaine |
| lat | lysolecithin acyltransferase |
| lat flap | latissimus dorsi flap reconstruction |
| lats | long acting thyroid stimulator |
| lav | lymphadenopathy associated virus |
| lavh | laparoscopy assisted vaginal hysterectomy |
| lax | laxative |
| lb | large bowel |
| lb | long buccal |
| lb | Pound (mass) |
| lbb | left bundle branch |
| LBBB | Left bundle branch block |
| lbd | lewy body disease |
| lbm | lean body mass |
| lbna | lysis bladder neck adhesions |
| lbnl | lawrence berkeley national laboratory |
| LBO | Large bowel obstruction |
| LBP | Low back pain |
| lbv | low biological value |
| LBW | Low birth weight |
| lbwi | low birth weight infant |
| lc | lecithin cholesterol acyltransferase |
| lc | left colon |
| lc | lethal concentration |
| lc | liquid chromatography |
| lc | living children |
| lc | lung cancer |
| lc50 | lethal concentration 50 |
| LCA | Left coronary artery |
| lca | leukocyte common antigen |
| lca | lithocholic acid |
| lcad | long chain acyl coa dehydrogenase deficiency |
| lcad | long chain hydroxyacyl coenzyme a dehydrogenase |
| lcat | lecithin cholesterol acyltransferase |
| lcat | lecithin cholesterol acyltransferase deficiency |
| lcc | left coronary cusp |
| lcc | liver cell carcinoma |
| lcca | left common carotid artery |
| lccs | lethal congenital contracture syndrome |
| lccsct | large cell calcifying sertoli cell tumor |
| lcd | lattice corneal dystrophy |
| lcfs | lynch cancer family syndrome |
| lch | langerhan's cell histiocytosis |
| lchad | long chain 3 hydroxyacyl coa dehydrogenase deficiency |
| lci | lung clearance index |
| LCIS | Lobular carcinoma in situ |
| lcl | large cell lymphoma |
| lcl | lymphoblastoid cell line |
| lclo | lethal concentration low |
| lcm | laser capture microdissection |
| lcm | left costal margin |
| LCM | Lymphocytic choriomeningitis |
| LCM | Lymphocytic meningitis |
| LCMV | Lymphocytic choriomeningitis virus |
| lcos | liquid crystal on silicon projection |
| lcps | legg calve perthes syndrome |
| lcr | locus control region |
| lcs | lambeth communication scale |
| lcs | low continuous suction |
| lct | long chain triglyceride supplementation |
| lcta | lungs clear to auscultation |
| LCV | Leukocytoclastic vasculitis |
| LCX | Left circumflex artery |
| lcxca | left circumflex coronary artery |
| ld | lactate dehydrogenase |
| ld | laser doppler |
| ld | latissimus dorsi |
| LD | Learning Disabilities |
| LD | Legionnaires' Disease |
| ld | light diet |
| ld | liver disease |
| ld | lymphocytic depletion |
| ld50 | lethal dose 50 |
| ld50 | median lethal dose |
| ldc | lower deep cervical lymph node |
| ldd | lhermitte duclos disease |
| ldf | laplace transform damping factor |
| LDH | Lactate dehydrogenase |
| ldhd | lymphocyte depletion hodgkin's disease |
| ldl | loudness discomfort level |
| LDL | Low density lipoprotein |
| ldl receptor | low density lipoprotein receptor |
| LDL-C | Low Density Lipoprotein Cholesterol |
| ldlc | low density lipoprotein cholesterol |
| ldlo | lethal dose low |
| ldr | labor delivery room |
| ldr | low dose rate brachytherapy |
| ldsq | lambeth disability screening questionnaire |
| ldyt | leber optic atrophy and dystonia |
| le | discoid lupus erythematosus |
| le | left eye |
| LE | Lower extremities |
| LE | Lupus erythematosus |
| LEC | Lupus erythematosus cell |
| leds | life events and difficulties scale |
| LEEP | Loop electrical excision procedure |
| lel | lymphoepithelial lesions |
| LEMS | Lambert-Eaton myasthenic syndrome |
| leo | law enforcement officer |
| leopard | multiple lentigines, electrocardiographic conduction abnormalities, ocular hypertelorism, pulmonic stenosis, abnormal genitalia, retardation of growth, and sensorineural deafness |
| lep | lumbar epidural |
| les | lambert eaton syndrome |
| LES | Lower esophageal sphincter |
| LES | Lupus erythematosus systemicus |
| lesa | lymphoepithelial sialadenitis |
| lesp | lower esophageal sphincter pressure |
| leu | leucine |
| leu | Leukocytes |
| leu enkephalin | leucine enkephalin |
| leuc | leukocytes |
| lev | levamisole hydrochloride |
| lev | level |
| lf | lateral flexion |
| lf | low fat |
| lf | low fiber |
| lf | low flap |
| lf | low forceps |
| lfa | left femoral artery |
| lfa | left forearm |
| lfa | left frontoanterior |
| lfa | low friction arthroplasty |
| LFA | Low Functioning Autism |
| lfa | lymphocyte function associated antigen |
| lfd | large for dates |
| lfd | low fat diet |
| lfd | low forceps delivery |
| lfl | li fraumeni like |
| lfp | left frontoposterior |
| lfrh | lh fsh releasing hormone |
| lfs | li fraumeni syndrome |
| lfs | low fat spread |
| lfss | light fixation seizure syndrome |
| LFT | Liver function test |
| lfts | liver function tests |
| lfv | lassa fever virus |
| lfvd | low forceps vaginal delivery |
| lg | large |
| lg | leg |
| lg | lymphomatoid granulomatosis |
| LGA | Large for gestational age |
| lgc | late gastric cancer |
| lgd | low grade dysplasia |
| lgi | lower gastrointestinal |
| lgib | lower gastrointestinal bleeding |
| lgin | low grade intraurothelial neoplasia |
| lgiun | low grade intraurothelial neoplasia |
| lgl | large granular lymphocyte |
| LGL | Lown-Ganong-Levine syndrome |
| lgll | large granular lymphocytic leukemia |
| LGM | Lymphogranulomatosis maligna |
| lgmd | limb girdle muscular dystrophy |
| lgn | lateral geniculate nucleus |
| lgs | langer giedion syndrome |
| LGSIL | Low grade squamous intraepithelial lesion |
| LGV | Lymphogranuloma venereum |
| lh | left handed |
| LH | Luteinizing hormone |
| lh rf | luteinizing hormone releasing factor |
| lh rh | luteinizing hormone releasing hormone |
| lh/fsh | luteinizing hormone follicle stimulating horm level |
| lha | left heart assisted |
| lhon | leber hereditary optic neuropathy |
| lhot | left hypotropia |
| lhp | latent hypoparathyroidism |
| lhrh | luteinizing hormone releasing hormone |
| lht | left hypertrophia |
| li | lacunar infarction |
| li | large intestine |
| Li | lithium |
| licl | lithium chloride |
| lics | left intercostal space |
| lif | left iliac fossa |
| lif | leukocyte inhibitory factor |
| Lig | Ligament |
| LIH | Left inguinal hernia |
| lim | limitation |
| lim | limited |
| lim | line isolation monitor |
| lima | left internal mammary artery |
| limb | listing of molecular biology databases |
| lin | laryngeal intraepithelial neoplasia |
| lin | linear |
| lincl | late infantile neuronal ceroid lipofuscinosis |
| lincl | neuronal ceroid lipofuscinosis, late infantile type |
| line | Long Interspersed Nucleotide Elements |
| lines | Long Interspersed Nucleotide Elements |
| linnac | linear accelerator |
| LIP | lymphoid interstitial pneumonitis |
| liq | liquid |
| liq | lower inner quadrant |
| LIS | laboratory information system |
| LIS | Low Income Subsidy |
| lit | literature |
| liv | left innominate vein |
| lk | lamellar keratoplasty |
| lk | low potassium diet |
| lk | lymphokine |
| LKS | Landau-Kleffner syndrome |
| lks | liver kidney spleen |
| ll | left lower |
| ll | lepromatous leprosy |
| ll | lower lid |
| ll | lower limb |
| ll | lower lip |
| ll | lower lobe |
| ll | lymphoblastic lymphoma |
| ll | lymphoid leukemia |
| llc | long leg cast |
| llc | lymphocytic leukemia |
| LLE | Left lower extremity |
| LLETZ | Large loop excision of the transformation zone |
| llg | left lateral gaze |
| lll | left lower lid |
| lll | left lower limb |
| lll | left lower lip |
| LLL | Left lower lobe |
| lln | lower limit of normal |
| llnl | lawrence livermore national laboratory |
| LLQ | Left lower quadrant |
| llsb | left lower sternal border |
| llz | left lower zone pneumonia |
| lm | lactose malabsorption |
| lm | laryngeal muscle |
| lm | lateral malleolus |
| lm | lateral meniscus |
| LM | Left Main |
| lm | legal medicine |
| lm | lentigo maligna |
| lm | lesser metatarsal |
| lm | light microscope |
| lm | light microscopy |
| lm | lincomycin |
| lma | laryngeal mask airway |
| LMA | Left Mento-Anterior |
| lma | locomotor activity |
| lmb | left main bronchus |
| lmbb | laurence moon bardet biedl syndrome |
| LMCA | Left main coronary artery |
| lmcat | left middle cerebral artery thrombosis |
| LMD | Local medical doctor |
| lmf | leukeran, methotrexate, 5 fluorouracil |
| lmf | lymphocyte mitogenic factor |
| lml | left mediolateral |
| lmm | lentigo maligna melanoma |
| lmn | lower motor neuron |
| lmnd | lower motor neuron disease |
| LMP | last menstrual period |
| lmp | left mentoposterior |
| lmp | low malignant potential |
| lmp | lumbar puncture |
| lms | lateral medullary syndr |
| lms | lateral medullary syndrome |
| lms | left main stem |
| lms | leiomyosarcoma |
| lms | multi symmet lipomatosis |
| lms | multiple symmetrical lipomatosis |
| LMSSA | Licentiate in Medicine and Surgery of the Society of Apothecaries |
| lmt | long term memory |
| lmw | low molecular weight |
| lmwh | low molecular weight heparin |
| lmwk | low molecular weight kininogen |
| lmwp | low molecular weight proteinuria |
| ln | latent nystagmus |
| ln | lentiform nucleus |
| ln | liquid nitrogen |
| ln | lupus nephritis |
| LN | Lymph node |
| ln | lymphadenopathy |
| ln2 | liquid nitrogen |
| lnmp | last normal menstrual period |
| lnp | last normal period |
| LNS | Lesch-Nyhan syndrome |
| lns | lymph node sampling |
| lo | lateral oblique |
| lo | lens opacity |
| lo | lockout |
| lo | low |
| loa | leave of absence |
| LOA | Left Occiput Anterior |
| loa | level of activity |
| loa | looseness of association |
| LOA | Lysis of adhesions |
| load | late onset alzheimer disease |
| loael | lowest observed adverse effect level |
| lob | lateral openbite |
| lob | lobular |
| lob | loss of balance |
| loc | laxative of choice |
| LOC | Level of consciousness |
| loc | location |
| LOC | Loss of consciousness |
| locs | laryngoonychocutaneous syndrome |
| loe | lady of the evening |
| LOF | Leakage of fluid |
| loh | loop of henle |
| loh | loss of heterozygosity |
| loi | loss of imprinting |
| loinc | logical observation identifiers, names and codes |
| lol | laughing out loud |
| lol | left occipitolateral position |
| LOL | Little old lady |
| LOL in NAD | Little old lady in no apparent distress |
| lom | left otitis media |
| lom | loss of memory |
| lomac | leucovorin, oncovin, methotrexate, adriamycin, cyclophosphamide |
| lomcs | left otitis media chronic serous |
| lomr | lower esophageal mucosal ring |
| lond | london |
| LOP | Left occipitoposterior |
| lopca | late onset pauciarticular chronic arthritis |
| loq | lower outer quadrant of breast |
| LORTA | Loss Of Resistance To Air |
| LOS | Length of stay |
| los | lower esophageal segment |
| lot | life orientation test |
| Lot | Lotion |
| lotca | lowenstein ot cognitive assessment |
| lower gi | lower gastrointestinal |
| lox | lipoxygenase |
| lox | liquid oxygen |
| lp | lichen planus |
| lp | light perception |
| LP | Lipoid proteinosis |
| Lp | Lipoprotein |
| LP | Little person |
| lp | low phosphate diet |
| lp | low potency |
| lp | low protein diet |
| LP | Lumbar puncture |
| lpa | abnormal origin of left pulmonary artery |
| lpa | left pulmonary artery |
| lpa | lysophosphatidic acid |
| lpc | lysophosphatidylcholine |
| lpcb | lactophenol cotton blue |
| lpcp | light perception with projection |
| lpd | low protein diet |
| lpd | lymphoproliferative disorder |
| lpda | left dominant posterior descending artery |
| lpf | low power field |
| lpg | lysophosphatidylglycerol |
| LPH | Left posterior hemiblock |
| lpi | laser peripheral iridotomy |
| lpi | long process of incus |
| lpi | lysinuric protein intolerance |
| lpif | lymphocyte proliferation inhibitory factor |
| LPL | Lipoprotein lipase |
| lpl | lymphoplasmacytic lymphoma |
| lpm | liters per minute |
| LPN | Licensed Practical Nurse |
| lpo | lactoperoxidase |
| lpo | left posterior oblique |
| lpo | lipid peroxidation |
| lpo | lipid peroxide |
| lpp | lichen planopilaris |
| lppf | lymphocyte proliferation potentiating factor |
| lps | levator palpebrae superioris |
| lps | lipopolysaccharide |
| lpu | last past urine |
| lpu | low purine diet |
| lr | labor room |
| LR | Lactated Ringer's solution |
| lr | lateral rectus |
| lr | lateral rotation |
| lr | lawrencium |
| lr | light reaction |
| lr | light reflex |
| lr | logistic regression |
| lra | left renal artery |
| lrcp | licensed respiratory care practitioner |
| lrdt | living related donor transplant |
| lre | leukemic reticuloendotheliosis |
| lrf | luteinizing hormone releasing factor |
| lri | lower respiratory infection |
| lrln | left recurrent laryngeal nerve |
| lrnd | left radical neck dissection |
| lrq | lower right quadrant |
| lrs | larsen syndrome |
| lrt | lower respiratory tract |
| LRTI | Lower respiratory tract infection |
| ls | leopard skin |
| ls | loose |
| ls | loose stools |
| ls | lumbar spine |
| ls | lumbosacral |
| ls&a | lichen sclerosus et atrophicus |
| lsa | lateral sacrum anterior |
| lsa | left sacroanterior |
| lsa | left subclavian artery |
| lsa | lichen sclerosus et atrophicus |
| lsa | lymphosarcoma |
| LSB | Left sternal border |
| lsc | lichen simplex chronicus |
| LSC | Life Safety Code |
| lsca | left subclavian artery |
| lscc | lateral semicircular canal |
| lscs | lower segment cesarean section |
| lsd | d lysergic acid |
| lsd | letterer siwe disease |
| LSD | Lysergic acid diethylamide |
| lsfc | leigh syndrome, french canadian type |
| lsi | life satisfaction index |
| LSIL | Low grade squamous intraepithelial lesion |
| lsk | liver, spleen, kidneys |
| lsl | left sacrolateral position |
| lslcl | lymphocytic secreted long form of c type lectin |
| lsm | laser capture microscopy |
| lso | left salpingoophorectomy |
| lsp | left sacroposterior position |
| lsr | lecithin to sphingomyelin ratio |
| lst | left sacral transverse position |
| lst | long synacthen test |
| lsv | long saphenous vein |
| lsvc | persistent left superior vena cava |
| LT | Heat labile enterotoxin |
| lt | left |
| lt | left thigh |
| lt | less than |
| lt | leukotriene |
| lt | levothyroxine |
| lt | light |
| lt | light touch |
| lt | low temperature |
| lt | lymphocyte transformation |
| lt | lymphotoxin |
| lta | lipoteichoic acid |
| LTAC | Long-term acute care |
| ltb | laryngotracheobronchitis |
| ltb4 | leukotriene b4 |
| LTC | Long Term Care |
| ltc | long, thick, and closed |
| ltc4 | leukotriene c4 |
| LTCS | Low transvere c-section |
| ltcs | low transverse cesarean section |
| ltd | leukotriene d |
| ltee | lower thoracic expansion exercises |
| ltf | lipotropic hormone |
| ltg | low tension glaucoma |
| lth | luteotropic hormone |
| lti | life technologies, inc |
| ltic | low temperature isotropic carbon |
| ltm | long term memory |
| ltot | long term oxygen therapy |
| ltp | l tryptophan |
| ltp | laser trabeculoplasty |
| ltp | long term potentiation |
| ltr | long terminal repeat |
| ltt | lactose tolerance test |
| ltv | long term viability |
| ltx | liver transplant |
| lu | left upper |
| lu | lung acupuncture points |
| lu | lutetium |
| lue | left upper extremity |
| lues | syphilis |
| luf | luteinized unruptured follicle syndrome |
| lul | left upper eyelid |
| lul | left upper lip |
| LUL | Left upper lobe |
| luna | laparoscopic uterosacral nerve ablation |
| luna | laser uterosacral nerve ablation |
| LUQ | Left upper quadrant |
| lusb | left upper sternal border |
| luscs | lower uterine segment caesarean section |
| luss | liver ultrasound scan |
| lut | lower urinary tract |
| luts | lower urinary tract symptoms |
| luz | left upper zone pneumonia |
| lv | coronary fistulae from left ventricle |
| lv | coronary sinus to left ventricle fistula |
| lv | end diastolic left ventricular cavity shape |
| lv | end systolic left ventricular cavity shape |
| lv | laryngeal vestibule |
| lv | lateral ventricle |
| lv | leave |
| lv | lecithovitellin |
| LV | Left ventricle |
| lv | leucovorin |
| lv | live vaccine |
| lv | low vision |
| lv | lumbar vertebra |
| lv | lung volume |
| lv | lupus vulgaris |
| lv+ | left ventricular hypertrophy |
| lva | left ventricular aneurysm |
| lva | left visual acuity |
| LVAD | Left ventricular assist device |
| lvar | left ventricular aneurysm |
| LVEDP | Left ventricular end diastolic pressure |
| LVEF | Left ventricular ejection fraction |
| LVF | Left ventricular failure |
| LVH | Left ventricular hypertrophy |
| LVN | Licensed Vocational Nurse |
| LVOT | Left ventricular outflow tract |
| lvoto | left ventricular outflow tract obstruction |
| lvoto | operations for left ventricular outflow tract obstruction |
| lvp | left ventricular pressure |
| lvp | levator veli palatini |
| lvp | lysine vasopressin |
| LVRS | Lung volume reduction surgery |
| lvsv/rvsv | left to right ventricular stroke volume ratio |
| lvsw | left ventricular stroke work |
| lvswi | lv stroke work index |
| lvu | last void urine |
| lw | lives with |
| LWBS | Left without being seen |
| lwct | lee white clotting time, coagulation time |
| lwd | leri weill dyschondrosteosis |
| lwfs | lethal white foal syndrome |
| lwmi | lateral wall myocardial infarction |
| lws | lowry wood syndrome |
| Lx of ch | Laxative of choice |
| ly | lymphocyte |
| Ly | Lymphocytes |
| ly | lyophilization |
| lymphs | lymphocytes |
| lyp | lymphomatoid papulosis |
| lys | lysine |
| lys | lysosome |
| lysopi | lysophosphatidylinositol |
| lytes | Electrolytes |