| TTI | tension-time index; time-tension index; timepto-intubation; torque-time interval; transtracheal insu... |
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| AB | abdominal; abnormal; abortion; Ace bandage; active bilaterally; aid to the blind; alcian blue; alert... |
| ABD | abdomen; aged, blind, and disabled; aggressive behavioral disturbance; average body dose |
| ASB | American Society of Bacteriologists; anencephaly-spina bifida [syndrome]; anesthesia standby; Anxiet... |
| BL | Barre-Lieou [syndrome]; basal lamina; baseline; Bessey-Lowry [unit]; black light; bladder; bleeding;... |
postglenoid process (천와후 돌기
| blind foramen of the tongue | <anatomy> A median pit on the dorsum of the posterior part of the tongue, from which the limbs of a V-shaped furrow run forward and outward; it is the site of origin of the thyroid gland and subsequent thyroglossal duct in the embryo. Synonym: foramen caecum linguae, blind foramen of the tongue, caecal foramen of the tongue, Morgagni's foramen, pleuroperitoneal foramen. (05 Mar 2000) |
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| blind gut | <anatomy> A blind pouch-like commencement of the colon in the right lower quadrant of the abdomen at the end of the small intestine. The appendix is a diverticulum that extends off the caecum. (13 Nov 1997) |
| blind headache | <disease> An often familial symptom complex of periodic attacks of vascular headache, usually temporal and unilateral in onset, commonly associated with irritability, nausea, vomiting, constipation or diarrhoea and often photophobia, attacks are preceded by constriction of the cranial arteries, usually with resultant prodromal sensory (especially ocular) symptoms and commence with the vasodilation that follows. Origin: Gr. Hemikrania = an affection of half of the head (18 Nov 1997) |
| blind loop syndrome | <syndrome> Malabsorption, especially of vitamin b12 or folic acid, due to metabolic competition by bacteria proliferating in a segment of small intestine excluded from normal peristaltic movement; it may occur as a postoperative complication of side-to-side anastomosis of intestine, as a result of intestinal diverticula, fistula, etc. (12 Dec 1998) |
| blind passage | Successive transfer of an agent through cultures or animals without incidence of either replication or disease. (05 Mar 2000) |
| blind spot | The negative scotoma in the visual field, corresponding to the optic disk. Synonym: blind spot. (05 Mar 2000) |
| blind staggers | Subacute selenium poisoning in animals. (05 Mar 2000) |
| blind study | A study in which the experimenter is unaware of which group is subject to which procedure. (05 Mar 2000) |
| blind test | A method of testing in which an independent observer records the results of any test, drug, placebo, or procedure without knowing the identity of the samples or what result might be expected. (05 Mar 2000) |
| Mariotte's blind spot | The portion of the optic nerve seen in the fundus with the ophthalmoscope. It is formed by the meeting of all the retinal ganglion cell axons as they enter the optic nerve. Because the retina at the optic disk has no photoreceptors there is a corresponding blind spot in the visual field. (12 Dec 1998) |
| vestibular blind sac | <anatomy> The lower extremity of the cochlear duct, occupying the cochlear recess in the vestibule. Synonym: caecum vestibulare, vestibular blind sac. (05 Mar 2000) |
| cupular blind sac | The upper blind extremity of the cochlear duct. Synonym: caecum cupulare, cupular blind sac, lagena. (05 Mar 2000) |
| prospective, randomised, double-blind clinical trial | <statistics> A clinical trial in which the method for analysing data has been specified in the protocol before the study has begun (prospective), the patients have been randomly assigned to receive either the study drug or alternative treatment, and in which neither the patient nor the physician conducting the study know which treatment is being given to the patient. (13 Nov 1997) |
| single-blind method | A method in which either the observer(s) or the subject(s) is kept ignorant of the group to which the subjects are assigned. (12 Dec 1998) |
| double-blind | <statistics> A kind of clinical study in which neither the participants nor the person administering treatment know which treatment any particular subject is receiving. Usually the comparison is between an experimental drug and a placebo or standard comparison treatment. This method is believed to achieve the most accuracy because neither the doctor nor the patient can affect the observed results with their psychological bias. (10 Oct 1997) |