Category: L

  • Laryngismus

    A spasm of the throat muscles with a sharp intake of breath which occurs when the larynx is irritated, as in children who have croup. Spasm of the larynx caused by sudden contraction of the laryngeal muscles, often marked by sudden and noisy in-drawing of breath, sometimes associated with croup or irritation of the larynx…

  • Laryngeal reflex

    The reflex that makes a person cough. A ‘protective’ cough occurring as a result of irritation of the larynx for example, a small particle of food may be accidentally ‘inhaled’ into the larynx, which reacts with an expulsive cough to prevent the food from entering the lungs. Coughing as a result of irritation of the…

  • Laryngeal inlet

    The entrance from the laryngopharynx leading through the vocal cords to the trachea.  

  • Larva

    A stage in the development of an insect or tapeworm, after the egg has hatched but before the animal becomes adult. The early form or first stage of an insect during its development. The preadult or immature stage hatching from the egg of some animal groups, e.g. insects and nematodes, which may be markedly different…

  • Lariam

    A trade name for mefloquine hydrochloride.  

  • Laparoscopic

    Using a laparoscope.  

  • Lange test

    A method of detecting globulin in the cerebrospinal fluid [Described 1912. After Carl Friedrich August Lange (b. 1883), German physician.]  

  • Langer’s lines

    The arrangement of collagen protein fibres which causes the usual skin creases. Cuts made along these lines sever fewer fibres andsheal better than other cuts.  

  • Lancinating

    Referring to pain which is sharp and cutting. Cutting, sharp, knifelike, as in lancinating pain. Describing a sharp stabbing or cutting pain. Describing a pain that feels sharp or piercing.  

  • Lancinate

    To lacerate or cut something.