Dictionary of Medical Acronyms & Abbreviations

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[ L ]

L₁ | L₂ | L₃ | L₄ | L₅ | L₆ |

LEU leucine; leucovorin; leukocyte equivalent unit
Leu, leu leucine
Leuc leukocyte
Leu-CAM leukocyte cell adhesion molecule
LeuRS leucyl ribonucleic acid synthetase
LEUT leucine transport
LEV levamisole
LEW Lewis [rat]
L/ext lower extremity
LF labile factor; lactoferrin; laryngofissure; Lassa fever; latex fixation; left foot; left forearm; lethal factor; leukotactic factor; ligamentum flavum; limit of flocculation; long frequency; low fat [diet]; low flow; low forceps; low frequency; lymphatic filariasis
L/F Latin female
Lf limit of flocculation
Lf lactoferrin; low frequency
LFA left femoral artery; left frontal craniotomy; left fronto-anterior [fetal position]; leukocyte function associated antigen; leukotactic factor activity; logical framework analysis; low-friction arthroplasty; lymphocyte function-associated antigen
LFAB lipid-associated formation of amphotericin B
LFB luxol fast blue [stain]
LFBMA lattice function biological movement artifacts
LFC living female child; low fat and cholesterol [diet]
LFD lactose-free diet; large for date [fetus]; late fetal death; lateral facial dysplasia; least fatal dose; local field potential; low-fat diet; low-fiber diet; low forceps delivery
LFE local frequency estimation; low frequency enhancement [imaging]
LFER linear free-energy relationship
LFH left femoral hernia
LFHL low-frequency hearing loss
LFL left frontolateral; leukocyte feeder layer; lower flammable limit; lower frequency limit
LFN lactoferrin
L-[form] a defective bacterial variant that can multiply on hypertonic medium
LFP left frontoposterior [fetal position]
LFPPV low-frequency positive pressure ventilation
LFPS Licentiate of the Faculty of Physicians and Surgeons
LFR lymphoid follicular reticulosis
LFS lateral facet syndrome; latest finishing shift; Li-Fraumeni syndrome; limbic forebrain structure; liver function series
LFSE ligand field-stabilizing energy
LFT latex fixation test; latex flocculation test; left fronto-transverse [fetal position]; liver function test; low-frequency tetanus; low-frequency transduction; low-frequency transfer; lung function test
LFU lipid fluidity unit
LFV large field of view; Lassa fever virus; low-frequency ventilation
LFx linear fracture
LG lactoglobulin; lamellar granule; laryngectomy; left gluteal; Lennox-Gastaut [syndrome]; leucylglycine; linguogingival; lipoglycopeptide; liver graft; low glucose; lymphatic gland
Lg large; leg
LGA large for gestational age; left gastric artery; low grade astrocytoma
LGALS lecithin, galactoside-binding, soluble
LGB Landry-Guillain-Barre [syndrome]; lateral geniculate body
LGBS Landry-Guillain-Barre syndrome
LGD limb girdle dystrophy; limit grid displacement; low grade dysplasia
LGE Langat encephalitis
LGF lateral giant fiber
LGH lactogenic hormone
LGI large glucagon immunoreactivity; low gastrointestinal; lower gastrointestinal
LGIB low gastrointestinal bleeding
LGIC ligand gated ion channel
LGL large granular leukocyte; large granular lymphocyte; Lown-Ganong-Levine [syndrome]
LGL-NK large granular lymphocyte-natural killer
LGM left gluteus medius
3LGM three level graph-based model
LGMD limb-girdle muscular dystrophy
LGN lateral geniculate nucleus; lateral glomerulonephritis
LGP labioglossopharyngeal
LGS Langer-Giedion syndrome; Lennox-Gastaut syndrome; limb girdle syndrome
LGSIL low-grade squamous intraepithelial lesions
LGSS low-grade stromal sarcoma
LGT late generalized tuberculosis
LGTI lower genital tract infection
LGTV Langat virus
LGV large granular vesicle; lymphogranuloma venereum
LGVHD lethal graft-versus-host disease
LgX lymphogranulomatosis X
LH late healing; lateral habecular [nucleus]; lateral hypothalamic [syndrome]; lateral hypothalamus; left hand; left heart; left hemisphere; left hyperphoria; liver homogenate; loop of Henle; lower half; lues hereditaria; lung homogenate; luteinizing hormone; Lyon hypertensive [rat]
L/H lung-to-heart [ratio]
LHA lateral hypothalamic area; lay health advisor; left hepatic artery; low height for age
LHB long head of biceps [muscle]; luteinizing hormone beta chain
LHBV left heart blood volume
LHC Langerhans cell histiocytosis; left heart catheterization; left hypochondrium; light-harvesting complex; Local Health Council
LHCGR luteinizing hormone-choriogonadotropin receptor
LHD lateral head displacement [sperm]
LHe liquid helium
LHEG local healthcare executive group
LHF left heart failure
LHFA lung Hageman factor activator
LHG left hand grip; localized hemolysis in gel
LHI laboratory for healthcare informatics; lipid hydrocarbon inclusion; local health jurisdiction
LHIPS Local Heparin Infusion Pre-Stenting [trial]
LHL left hepatic lobe
LHM lysuride hydrogen maleate
LHMP Life Health Monitoring Program
LHN lateral hypothalamic nucleus
LHNCBC Lister Hill National Center for Biomedical Communication
LHON Leber hereditary optic neuropathy
LHP lifetime health plan
LHPZ low high-pressure zone
LHR leukocyte histamine release; lifetime health record; lymph node homing receptor
L-hr lumen-hour
LHRF luteinizing hormone-releasing factor
LHRH, LH-RH luteinizing hormone-releasing hormone
LHRHR luteinizing hormone-releasing hormone receptor
LHS left hand side; left heart strain; left heelstrike; Losartan Hemodynamic Study; library of health sciences; Lung Heart Study; lymphatic/hematopoietic system
LHT left hypertropia; Lifestyle Heart Trial
LHV left hepatic vein
LI labeling index; lactose intolerance; lacunar infarct; lamellar ichthyosis; Langerhans islet; large intestine; Leptospira icterohaemorrhagiae; linguoincisal; link interface [telemedicine]; lithogenic index; low impulsiveness
L&I liver and iron
Li a blood group system; labrale inferius; lithium
L-I late inspiratory
LIA Laser Institute of America; left iliac artery; leukemia-associated inhibitory activity; lock-in amplifier; lymphocyte-induced angiogenesis; lysine iron agar
LIAF laser-induced arterial fluorescence; lymphocyte-induced angiogenesis factor
LIAFI late infantile amaurotic familial idiocy
Lib a pound [Lat. libra]
LIBC latent iron-binding capacity
LIC left internal carotid [artery]; left interventricular coronary [artery]; limiting isorrheic concentration; link interface connector [telemedicine]; local intravascular coagulation
Lic licentiate
LICA left internal carotid artery
LICM left intercostal margin
LicMed Licentiate in Medicine
LICS left intercostal space
LICU laparoscopic intracorporeal ultrasound
LID large intraluminal density; late immunoglobulin deficiency; lymphocytic infiltrative disease
LIF laser-induced fluorescence; left iliac fossa; left index finger; leukemia-inhibiting factor; leukocyte inhibitory factor; leukocytosis-inducing factor; light-induced fluorescence
LIFE lifestyle intervention, food, and exercise program; Losartan Intervention for Endpoint Reduction in Hypertension [trial]; lung imaging fluorescence endoscope
LIFO last in, first out
LIFR leukemia inhibitory factor receptor
LIFT late intervention following thrombolysis; lymphocyte immunofluorescence test
Lig ligament; ligation
LIH left inguinal hernia
LIHA low impulsiveness, high anxiety
LIHFE living with heart failure [questionnaire]
LIHPS local infusion of heparin prior to stenting
LIJ left internal jugular [vein]
LILA low impulsiveness, low anxiety
LILT low-intensity laser therapy
LIM line isolation monitor
Lim limit, limited
LIMA left internal mammary artery
LIME Leeds interactive medical education [UK]
LIMIT Laboratory for Integrated Medical Interface Technology; Leicester Intravenous Magnesium Intervention Trial
LIMIT-AMI Double Blind, Placebo-Controlled, Multicenter Angiographic Trial of RhuMAb CD 18 in Acute Myocardial Infarction
LIMITS Liquemin in Myocardial Infarction during Thrombolysis with Saruplase [trial]
LIMM lethal infantile mitochondrial myopathy
LIN linear statistical classifier
LINAC linear accelerator
LINC laboratory instrumentation computer
LINE long interspersed repetitive element
Linim, lin liniment
LINNET [medical] library information network
LIO left inferior oblique
LIP lipase; lipocortin; lithium-induced polydipsia; lower inflection point; lymphoid or lymphocytic interstitial pneumonitis
Lip lipoate
LIPA line probe assay
LIPB lipase B
LIPD lipase D
LIPID Long-Term Intervention with Pravastatin in Ischemic Disease [trial]
LipoMM lipomyelomeningocele
LIPOX lipoxygenase
LIPP laser-induced pressure pulse
LIPS Lescol Intervention Prevention Study
LIPV left inferior pulmonary vein; Lipovnik virus
LIQ low inner quadrant
Liq liquid [Lat. liquor]
Liq dr liquid dram
Liq oz liquid ounce
Liq pt liquid pint
Liq qt liquid quart
LIR left iliac region; left inferior rectus
LIRBM liver, iron, red bone marrow
LIS laboratory information system; lateral intercellular space; learning and intelligent system; left intercostal space; library information service; lissencephaly; lobular in situ; locked-in syndrome; low intermittent suction; low ionic strength
LISA Lescol in Severe Atherosclerosis [trial]; less invasive surgical approach; Library and Information Science Abstracts
LISF linear least square fit
LISP List Processing Language
LISREL linear structural relations
LISS less invasive stabilization system; low-ionic-strength saline
LISU library and information statistics unit
Li/SVO lithium silver vanadium oxide [defibrillator battery]
LIT Leiden Intervention Trial [with vegetarian diet for coronary atherosclerosis]; liver infusion tryptose; local immune therapy; Lopressor Intervention Trial
LITA left internal thoracic artery; Library and Information Technology Association
LITE low-intensity treadmill exercise [protocol]
LITT laser-induced interstitial thermotherapy; laser-induced thermal therapy; laser-induced thermography or thermotherapy
LIV left innominate vein; louping ill virus
Liv live, living
LIV-BP leucine, isoleucine, and valine-binding protein
LIVC left inferior vena cava
LIVE Left Ventricular Hypertrophy: Indapamide vs Enalapril [trial]
LIVEN linear inflammatory verrucous epidermal nevus
LJ Lowenstein-Jensen [medium]
LJAV Landjia virus
LJI List of Journals Indexed [in Index Medicus]
LJM limited joint mobility; Lowenstein-Jensen medium
LJNV Lanjan virus
LJV La Joya virus
LK lamellar keratoplasty; Landry-Kussmaul [syndrome]; left kidney; lichenoid keratosis; lymphokine
Lkc leukocyte
Lkcs leukocytes
LKKS liver, kidneys, spleen
LKM liver-kidney microsomal [antibody]
LKP lamellar keratoplasty
LKS Landau-Kleffner syndrome; liver, kidneys, spleen
LKSB liver, kidney, spleen, bladder
LKV laked kanamycin vancomycin [agar]
LL large lymphocyte; lateral lemniscus; left lateral; left leg; left lower; left lung; lepromatous [in Ridley-Jopling Hansen disease classification]; lepromatous leprosy; lipoprotein lipase; loudness level; lower [eye]lid; lower limb; lower lip; lower lobe; lumbar length; lymphocytic lymphoma; lymphoid leukemia; lysolecithin
LLA left lung apex; limulus lysate assay; lipid-lowering agent
LLAEP long latency auditory evoked potential
LLam lumbar laminectomy
LLAT left lateral; lysolecithin aminotransferase
L lat left lateral
LLB left lateral border; long-leg brace