LYCOMANIA 



Lycomania {li-ko-ma'-ne-ah) \7Akoc, wolf; navia, mad- 

 ness]. Synonym of Lycanthropy, q. v. 



Lycoperdon (li-ko-per* '-don) \_Hkoc, wolf; --ipdsadat, to 

 break wind]. A genus of gasteromycetous fungi. L. 

 bovista, ri^t-ball, puff-ball, devil's snuff-box. This 

 has been used as a styptic, and is now to some extent 

 employed in nervous diseases. The fumes have been 

 used as an anesthetic. L. giganteum, the giant 

 puff-ball ; similar to Z. bovista. L. proteus. See 

 Z. giganteum. 



Lycopersicon, Lycopersicum (li-ko-per> '-sik-on, li-ko- 

 ! per'-sik-um) \_'/.vkoc, wolf ; -epoinoc, peach]. A section 

 of the Solanacecc, of which several species are well 

 known. See Solanum. 



Lycopin {li'-ko-pin) [/u'/coc, wolf; ~oic, foot]. A pre- 

 cipitate from a tincture of Lycopus virginicus, an 

 astringent, styptic, sedative, and tonic. Dose from I to 

 4 grains. Unof. 



Lycopodin (li-ko-po'-dhi) [/Akoc, wolf; Tvo'vq, foot] , C 32 

 H w N 4 3 . A bitter alkaloid found in Lycopodium cla- 

 vatum and Z. complanatum. It is readily soluble in 

 water, ether, and in alcohol. Unof. 



Lycopodium [li-ko-po'-de-uni) [/./koc , wolf; ~oir, foot]. 

 Club-moss, witch-meal, wolf's-claw. In medicine , the 

 sporules of Z. clavatum and other varieties, in the 

 form of a light, fine, yellowish powder, are used as a 

 desiccant and absorbent on moist and excoriated sur- 

 faces; in pharmacy, as an inert powder in which to 

 imbed pills to prevent their adhering to each other. 

 Lvcopodium is inflammable and slightly explosive, 

 whence the name " vegetable sulphur." A large num- 

 ber of species are known. L. clavatum, lycopodium. 

 L. complanatum, common club-moss, ground-pine, 

 found in Europe and North America. L. inundatum, 

 marsh club-moss. L. officinale. See Z. clavatum. 

 L. phlegmasia, an Asiatic species said to possess 

 aphrodisiac properties. L. recurvum. See L. 

 selago. L. rubrum, a species which is actively 

 purgative. It has been employed in South America in 

 elephantiasis. L. saussurus, Brazilian piligon. Its 

 alkaloid, piligonin, is a powerful emetic, purgative, and 

 convulsant. L. selago, fir-moss, fir-club-moss, tree- 

 moss ; a species found in Europe and North America. 

 It is cathartic and emetic in its action. Unof. 



Lycopus (/, See Bugleweed. 



Lycorexia, Lycorrhexy {li-kor-eks' 'e-ah , li'-kor-eks-e) 

 , wolf; ops^tg, appetite]. A wolfish or canine 

 appetite; bulimia. 



Lycostoma {li-kos'-to-mah) \7.vkoq, wolf; aroua, 

 mouth]. Cleft palate. 



Lye (//') [ME., ley, lye]. The solution of alkaline 

 hydrates obtained by leaching ashes ; any alkaline 

 solution. 



Lyencephalous {li-en-sef'-al-us) \1veiv, to loosen ; 

 jrt/oc, brain]. Having cerebral hemispheres that 

 are loosely united. 



Lygismus {li-jiz' -mus) [/ r; tauoq, from XvyU-eiv, to 

 bend]. A melodious, flexible voice; also, disloca- 

 tion. 



Lygmus {Kg' -mus) [/.ryuo.;]. Synonym of Hiccough. 



Lygodesmia (li-go dez'-me-ah) [Ivyoc, twig; Seouoc, 

 bond]. A genus of composite- flowered herbs. L. 

 spinosa, of Nevada and California, has about its 

 stem, at the ground, a tuft of woolly or silky fiber, 

 useful as a hemostatic. Unof. 



Lygophilous (li-goff'-il-us) tyvyn, twilight ; <ptteiv, to 

 love]. Seeking dark places. 



Lying-down, Lying-in. See Puerperal State. 



Lyma {li'-mah) [>i\ua, washings: pi., Lymata\ I. 

 Filth, or sordes. 2. Lochia. 



Lymph (limf) [lympha, water]. The fluid in the lym- 

 phatic vessels, the product of the filtration of the 



711 LYMPHADENOMA 



liquid portion of the blood through the walls of the 

 capillaries. Applied, also, to certain products of 

 lymph-exudation in wounds, etc. L., Animal, vac- 

 cine-lymph obtained from an animal. L., Aplastic, 

 a lymph-product of inflammation that will not form 

 embryonic tissue. It is called, also, Corpuscular or 

 Croupous lymph. L., Bovine, vaccine-material ob- 

 tained from a cow or a calf. L. , Calf, vaccine from the 

 calf. L.-cell, L.-corpuscle, a leukocyte occurring 

 in the lymph. L. -corpuscles, the colorless corpuscles 

 of the lymph. L., Euplastic. See Z., Plastic. 

 L., Fibrinous. Same as Z., Plastic. L. -follicles, 

 branched lacunar labyrinthine parts composed of 

 adenoid tissue intercalated in the course of the lym- 

 phatic vessels. They are not true glands. L.- 

 glands. See Lymphatic Glands. L. -hearts, exist 

 in certain cold-blooded animals, the frog, e. g. , having 

 two axillary and two sacral hearts for pumping the 

 lymph. L., Humanized, vaccine from a human 

 being. L., Inflammatory, that thrown out as a pro- 

 duct of inflammation in wounds, etc. L., Koch's, a 

 term for the fluid called, by Koch, paratoloid, now 

 known as tuberculin. See Tuberculin. It is recom- 

 mended by Koch for hypodermatic injection in cases 

 of tuberculous disease. L., Plastic, fibrinous lymph ; 

 that forming embryonic tissue. L. -scrotum, an ana- 

 sarcous condition of the scrotum due to the presence 

 of Filaria sanguinis hominis in the blood-stream. 

 See Filaria. L. -spaces, the lacunae that occur in 

 connective tissue, and contain lymph. L., Vituline. 

 See Z., Calf. 



Lymphaden {Jim-fa' -den) [lympha, water ; a&ijv, gland]. 

 Any lymphatic gland. 



Lymphadenectasis {lim-fad-en-ek / -tas-is) [lympha, 

 lymph; afir/v, gland; luTamc, distention]. A tumor 

 of a lymph-gland, due to dilatation of its sinuses. 



Lymphadenhypertrophy {lint -fad -en -hi -per'- tro -fe) 

 [Ivmpha, lymph; adi/v, gland; vvrep, over; -poyh, 

 nourishment]. Hypertrophy of the lymphatic glands. 



Lymphadenia {lim-fad-e' -ne-ah) [lympha, lymph; 

 adijv. gland]. A general hyperplasia of the lym- 

 phatic tissue with or without leukocytosis. 



Lymphadenism (lim-fad'-en-izm) [lympha, lymph ; 

 adijv, gland]. The general condition of disease that 

 accompanies lymphadenoma. 



Lymphadenitis {lim-fad-en-i' -tis) [lympha, lymph ; 

 afiip>, gland; trie, inflammation]. Inflammation of a 

 lymphatic gland. L., Cutaneous, mycosis fungoides. 

 L., Septic, a form due to the presence of microSr- 

 ganisms. L., Simple, lymphadenitis due to irrita- 

 tion. 



Lymphadenoid {lint-fad' '-en-oid) [lympha, lymph; 

 (itiijr, gland; elioc, like]. Resembling, or of the 

 nature of, a lymphatic gland. 



Lymphadenoma {lint-fad-en-o'-mah) [lympha, lymph ; 

 afirfvufia, a glandular tumor: pi., Lymphadenomata\ 

 Hodgkin's disease • Malignant lymphoma ; Pseudo- 

 leukemia; Anaemidra lymphatica; Adenie [Fr.]. A 

 disease of the lymphatic structures of the body char- 

 acterized by a hyperplasia, and often a new forma- 

 tion of lymphatic tissue in glands, spleen, and bone- 

 marrow. The cervical glands are usually first involved. 

 The blood, as a rule, presents the characters of anemia 

 without increase in the number of white corpuscles. 

 Pyrexia, often of a remittent type, is common. The 

 disease occurs most frequently in males. The duration 

 is from two to five years, and the disease results fatally. 

 Occasionally lymphadenoma is converted into a true 

 leukemia. L., Hard, a form characterized by indu- 

 rated, firm, glandular swellings. L., Leukemic, 

 when associated with leukemia. L., Soft, a form in 

 which the enlarged lymphatic glands are soft. 



