(twĭnj) [AS. twengan, to pinch] A sudden keen pain.
(twĭn′ ĭng) Delivery of or producing twins.
(twĭn′ rĭks) Hepatitis A inactivated, and hepatitis B (recombinant) vaccine.
(twĭch) [ME. twicchen] 1. A single contraction of one muscle fiber in response to one nerve impulse. SEE: myokymia. 2. To jerk convulsively.
(twĭtch′ ĭng) Repeated contractions of portions of muscles.
two-point discrimination test
A test of cutaneous sensation involving determination of the ability of the patient to detect that the skin is being touched by two pointed objects at once. It is used to determine the degree of sensory loss following disease or trauma affecting the nervous system.
two-way interactive television
ABBR: IATV. A means of telecommunication used to link two geographically distant sites via real-time audio and visual media.
(tĭl′ ē-ŏn) [Gr. tyleion, knot] The point at the middle of the anterior edge of the optic groove.
(tī-lō′ sĭs) [Gr. tylos, callus, knob, knot + -sis] Formation of a callus.
(tĭm′ păn-ăl) [Gr. tympanon, drum] Tympanic (1).
(tĭm″ păn-ĕk tō-mē) [″ + ektome, excision] Excision of the tympanic membrane.
(tĭm-păn′ ĭk) [Gr. tympanon, drum] 1. Pert. to the tympanum. SYN: tympanal. 2. Resonant. SYN: tympanitic (2).
(tĭm-păn-ī′ tēz) [Gr., distention] Distention of the abdomen or intestines due to the presence of gas. SYN: meteorism; tympanism; tympanosis.
(tĭm-păn-ĭt′ ĭk) 1. Pert. to or characterized by tympanites. 2. Tympanic (2).
(tĭm-păn-ī′ tĭs) [Gr. tympanon, drum, + itis, inflammation] Otitis media.
[L. fr. Gr. tympanon, drum] Prefixes meaning tympanic membrane or eardrum. SEE: myringo-.
(tĭm″ pă-nō-sĕn-tē′ sĭs) Drainage of fluid from the middle ear by using a small gauge needle to puncture the tympanic membrane. The fluid is cultured to determine the identity of any microbes that may be present.
(tĭm″ pă-nō-ū-stā′ kē-ăn) Pert. to the tympanic cavity and eustachian tube.
(tĭm″ pă-nŏg′ ră-fē) Radiographic examination of the eustachian tubes and middle ear after introduction of a contrast medium.
(tĭm″ pă-nō-hī′ ăl) Pert. to the tympanic ...