DYSMEROGENESIS 



403 



DYSSTASIA 



painful discharge of the menstrual decidua in one or 

 more large pieces, instead of after undergoing disin- 

 tegration. D. Mixture. See Guaiac Mixture, Feri- 

 ne >' s. D., Neuralgic. See D. , Spasmodic. Also, a 

 term applied to Nettrotic dysmenorrhea, q. v. D., 

 Neurotic, a peculiar form of dysmenorrhea occurring 

 in women of neurotic temperament and marked by 

 neuralgic pains, not confined to the pelvis, but dis- 

 tributed over the body. D., Obstructive, that due 

 to mechanical obstruction to the free escape of the 

 menstrual fluid. It is usually due to contraction of 

 the cervical canal, associated with anteflexion of the 

 uterus. D., Ovarian, that form in which the pain is 

 apparently entirely in the ovaries. It is aching or burn- 

 ing in character and referred to the ovarian center, a 

 spot at the level of and about two inches internal to 

 the anterior superior iliac spine. D., Spasmodic, 

 that form of dysmenorrhea due to spasmodic uterine 

 contraction. It is often associated with deficient uterine 

 development. 



Dysmerogenesis (dis-mer-o-jen f -es-is) [dvg-, bad ; /ni- 

 poc, a part; yewav, to beget]. In biology, a variety 

 of budding in which the various buds are very dis- 

 similar. 



Dysmimia (dis-mim' ' e-ah) [dvg-, difficult; fiiuelotfai, 

 to mimic]. Aphasic difficulty in using signs or sym- 

 bols in lieu of words. 



Dysmnesia {dis-mne' -ze-ah) [five-, difficult ; fivi/mg, 

 memory]. Impairment or defect of the memory. 



Dysmorphia (dis-mor'-fe-ah) \ivg-, ill ; ^opoij, form]. 

 Deformity. 



Dysmyotonia (dis-mi-o-to' '-ne-ak) [r5i/c , bad ; /Ltvg, a 

 muscle; to vng, tone]. I. Atony of the muscles. 2. 

 Excessive tonicity in muscles ; myotonia. 



Dysneuria (dis-nu'-re-ah) [due-, bad; vcvpov, nerve]. 

 Nervous disorder or distress ; sense-impairment. 



Dysnusia {dis-nu' '-ze-ah) [<5vc-, bad ; vovg, mind]. 

 Weakness or impairment of the mind. 



Dysodia (dis-c/ -de-ah) [dwrwrf/a ; tivg-, ill; d^eiv, to 

 smell]. Fetor; stench; ill smell. Also a synonym 

 of Rhinitis atrophica, q. v. 



Dysodontiasis [dis-o-don-ti' '-as-is) \ivg-, bad ; bliov- 

 riaa/r, dentition]. Difficult dentition. 



Dysodynia idis-o-din'-e-ah) \ivg-, ill ; bivvy, pain]. 

 Ineffective labor-pains. 



Dysopia (dis-o' ' pe-ah) [Svcu-'ia ; Svg-, bad; uip, eye]. 

 Defective or painful vision. D. tenebrarum. Syn- 

 onym of Hemeralopia. 



Dysorexia {dis-or-eks' -e-ah) \ivg-, ill ; bpe^ig, appetite]. 

 A depraved or unnatural appetite. 



Dysosmia [dis-oz f -me-ah) [ivg-, ill; baut], odor]. I. 

 An unpleasant or fetid odor. 2. Loss or impairment 

 of the sense of smell. 



Dysosphresia (dis-os-fre / -ze-ah) \6vg-. ill ; bofipijcig, 

 smell]. Impairment of the sense of smell. 



i Dysostosis (dis-os-tc/-sis) [dvg-, ill; bareov, bone]. 

 Defective formation of bone. 



i Dyspareunia [dis-par-oo' -ne-ah) \6va~apevvog, ill- 

 mated]. Painful or difficult performance of copula- 

 tion from physical incompatibility. 

 Dyspepsia dis-pep' -se-ah) \jSvg-, difficult ; neirreiv, to 

 digest]. Impaired or imperfect digestion. It may 

 be acute, from some error in diet, or chronic, due to 

 catarrh of the mucous coat of the stomach, the presence 



I of abnormal ferments, or to other slowly-acting patho- 

 conditionsof the viscus. D., Atonic, a derange- 



■ ment of the stomach, with disorder of its functions, due 



! to insufficient quantity or impaired quality of the gastric 

 juice, or to deficient action of the gastric muscles. D., 

 Colonic. See Enteritis, Membranous. D., Duode- 

 nal. See Enteritis, Membranous. D., Follicular. 

 Synonym of Enteritis, Membranous. D., Intestinal, 



due to defects in the pancreatic, biliary, or in- 

 testinal secretions, or to deficient peristalsis. It is 

 marked by borborygmi, flatulence, etc. D., Irrita- 

 tive, the catarrhal form of imperfect gastric digestion. 

 D., Nervous, that form characterized by sensations 

 of distress and uneasiness during digestion, although 

 the act is accomplished within the physiologic time- 

 limit. It occurs most frequently in those of the neu- 

 rotic constitution. D., Smokers'. See D., Tobacco. 

 D., Tobacco, that due to excessive use of tobacco. 



Dyspepsodynia {dis-pep-so-din'-e-ah). Synonym of 

 Gastralgia. 



Dyspepsy (dis-pep / -se). See Dyspepsia. 



Dyspeptic {dis-pep/ -tik) \bvg-, difficult ; ~e-reiv, to di- 

 gest]. I. Relating to or affected with dyspepsia. 2. 

 One who has dyspepsia. 



Dyspeptone {dis-pep/ -ton) [<5vg-, difficult ; -e-reiv, to 

 digest]. An insoluble and unassimilable product of 

 the gastric digestion of proteids. See Metapeptone 

 and Hemiprotein. 



Dysperistalsis {dis-per-is-ial' '-sis) [<5io-, painful ; TTEpi, 

 around ; ara/.aig, compression]. Yiolent peristaltic 

 action of the intestine. 



Dyspermatism {dis-per* '-mat-izm) [dvg-, difficult ; 

 crckpua, seed]. Difficulty of depositing the sperm 

 within the vagina. 



Dyspermia (dis-perm / -e-ah). See Dysspermia. 



Dysphagia {dis-fa f -je-ah) [<h'C-, ill; paysiv, to eat]. 

 Difficulty in swallowing, or inability to swallow. D., 

 Convulsive. Synonym of Esophagismus. D. glo- 

 bosa, globus hystericus. D. hysterica. Synonym of 

 Globus hystericus. D. spastica, dysphagia due to 

 hysteric spasm of the esophagus or pharynx. 



Dysphasia \dis-fa' -ze-ah) \_6vg-, ill; odaig, speech]. 

 Imperfect or disconnected speech, arising from loss of 

 or faulty arrangement of words, and dependent upon 

 a central lesion. 



Dysphonia {dis-fo* -ne-ah) \_<Svg-, difficult ; ouvij, voice]. 

 A condition of defective voice ; hoarseness. It is due 

 to some acute or chronic inflammatory condition, new- 

 growths, paralysis, or ulcerations of the vocal bands. 

 D. clericorum, chronic glandular laryngitis ; clergy- 

 man's sore-throat, q.v. D. spastica, speakers' cramp ; 

 stammering of the vocal bands. 



Dysphoria {dis-fo f -re-ah) \6vg- , difficult ; depeiv, to bear] . 

 Impatience and restlessness ; mental anxiety ; fidgets. 



Dysphrasia idis-fra' -zhe-ah) [/'re-, ill ; <f>pdaig, speech]. 

 Imperfect speech, due to impairment of the mental 

 powers. Kussmaul's term for a mental condition in 

 which the emotion is opposed to the words designed 

 to express it. 



Dysphrenia (dis-fre' '-ne-ah) \pvg-, bad ; ppijv, mind]. 

 Any mental disorder. 



Dyspnea {disp-ne'-ah) [<5vc-, difficult; kveeiv, to 

 breathe]. Difficult or labored breathing, arising from 

 various causes, as laryngeal or tracheal obstruction, 

 heart-disease, kidney-disease, lung-disease, or anemia. 

 It may be either inspiratory or expiratory, according 

 as it is mainly dependent upon the muscles of inspira- 

 tion or expiration ; or it may be general, that is, both 

 inspiratory and expiratory. D. f Asthmatic, that due 

 to asthma. D., Cardiac, that due to heart-disease. 

 D., Postural. See Orthopnea. D., Renal, that due 

 to renal disease. D., Uremic, that due to uremia. 

 D., Rhythmic. See Chevne-Stokes Respiration. 



Dyspneic (disp-ne / -ih) [Avg-, difficult; ttvesu; to 

 breathe]. Affected with or caused by dyspnea. D. 

 Coma. See Coma diareticum. 



Dysspermia (dis-sper'-me-ah) [fivg-,31; o-cpfia, seed] . 

 An imperfect or abnormal condition of the semen. 



Dysstasia, or Dystasia (dis-ta / -ze-ah) [Avg-, ill ; 

 oraoig, standing]. Difficulty in standing. A term 



