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Medical Dictionary Starting with L

Labia

The two pairs of skinfolds that protect the opening of the vagina

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Labial

Pertaining to or around the lip

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Labor

The interval from onset of contractions to birth of a baby

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Labrador Lung

A type of mixed dust pneumoconiosis occurring in iron miners in western Labrador, caused by a mixture of particles of iron, silica, and some anthophyllite (a variety of amphibole asbestos)

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Labrum

A structure corresponding to a lip

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Labyrinthitis

Inflammation of the fluid-containing chamber of the inner ear (called the labyrinth) that maintains balance; can cause a feeling that one's surroundings are spinning around (known as vertigo)

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Lacemaker's Disease

Lead poisoning in lacemakers

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Laceration

A tear, or wound made by tearing The act of tearing or lacerating

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Lactase Deficiency

An inherited disorder in which a person does not have the enzyme lactase, which breaks down lactose (the sugar found in dairy products); lactase deficiency leads to lactose intolerance, which means th...

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Lactation

The production of breast milk after giving birth

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Lactation Suppression

A decrease in milk production during pregnancy as a result of high levels of estrogen in the blood

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Lactic Acid

An acid produced by glucose-burning cells when these cells have an insufficient supply of oxygen

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Lactose

The sugar found in dairy products

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Lactose Intolerance

Inability to break down and absorb the sugar lactose

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Ladrerie

A vulgar name for elephantiasis, or lepra Also a hospital for the reception of the leprous Leper Hospital

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Lake Fever

Fever produced by the exposure to malaria in the neighborhood of the northern lakes of this country

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Lamaze Method

A method of preparing for childbirth that stresses physical conditioning, relaxation, and breathing exercises

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Laminate Veneer

A thin covering of the facial surface of a tooth usually constructed of tooth colored material used to restore discolored, damaged, misshapen or misaligned teeth

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Laminectomy

A surgical procedure that removes part of a vertebra to relieve pressure on the spinal cord or a nerve branching from the spinal cord

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Lampass

An inflammation and swelling of the soft parts of the roof of the mouth immediately behind the fore teeth in the horse; also called lampers so named because formerly removed by burning with a lamp or ...

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Land Scurvy

An affection, consisting in circular spots, stripes, or patches, scattered over the thighs, arms, and trunk; it is called by Bateman purpura haemorrhagica, from the occasional haemorrhage from the mou...

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Laparoscope

A viewing instrument used to examine and treat disorders in the abdominal cavity; consists of a long tube with an eyepiece, a lens, and often a camera, which allows the image to be viewed on a monitor

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Laparoscopic Cholecystectomy

Surgical removal of the gallbladder using a laparoscope

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Laparoscopic Liver Biopsy

A type of liver biopsy using a laparoscope

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Laparoscopy

A procedure in which a lighted instrument is inserted through an abdominal incision for the purpose of diagnosis, biopsy, or surgery

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Laparotomy

Surgical incision into the abdominal wall; often done to examine abdominal organs

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Large intestine

Cecum & colon (absorb H2O and minerals), also rectum, & anal canal

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Large-Cell Carcinoma

One of the 4 major types of lung cancer

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Larva Migrans

Creeping Eruption; the presence of larvae of the dog and cat hookworm, Ancylostoma braziliense, in the epidermis of man

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Laryngeal Diphtheria

An inflammation of the larynx, characterized anatomically by the formation of a false membrane; clinically, by a shrill, piping respiration, dry, metallic cough, the voice sinking to a whisper

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Laryngectomy

Surgical removal of all or part of the voice box (larynx) as a treatment for cancer

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Laryngismus Stridulus

Sudden laryngeal spasm with a crowing inspiration and cyanosis, usually occurring in children at night Called also false croup, spasmodic croup, pseudocroup, and laryngitis stridulosa

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Laryngitis

Inflammation of the larynx, usually caused by a virus and characterized by hoarseness or hoarse voice

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Larynx

Houses the vocal folds & is situated just below where the tract of the pharynx splits into the trachea & esophagus also called voicebox

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