- field-defect
- 视野缺损
Medical Chinese dictionary (湘雅医学词典). 2013.
field-defect
Look at other dictionaries:
visual field defect — a blind spot (scotoma) or blind area within the normal field of one or both eyes (eye, human). In most cases the blind spots or areas are persistent, but in some instances they may be temporary and shifting, as in the scotomata of migraine… … Universalium
visual-field defect — Blind spot (scotoma) or area in the normal field of vision. It may be persistent or temporary and shifting, as in a migraine aura. The field may narrow, as in glaucoma. The normally small blind spot corresponding to the point where the optic… … Universalium
polytopic field defect — a pattern of anomalies derived from the disturbance of a single developmental field … Medical dictionary
defect — defectible, adj. defectibility, n. defectless, adj. n. /dee fekt, di fekt /; v. /di fekt /, n. 1. a shortcoming, fault, or imperfection: a defect in an argument; a defect in a machine. 2. lack or want, esp. of something essential to perfection or … Universalium
field — /feeld/, n. 1. an expanse of open or cleared ground, esp. a piece of land suitable or used for pasture or tillage. 2. Sports. a. a piece of ground devoted to sports or contests; playing field. b. (in betting) all the contestants or numbers that… … Universalium
Field — /feeld/, n. 1. Cyrus West, 1819 92, U.S. financier: projector of the first Atlantic cable. 2. David Dudley, Jr., 1805 94, U.S. jurist (brother of Cyrus West and Stephen Johnson Field). 3. Erastus Salisbury, 1805 1900, U.S. painter. 4. Eugene,… … Universalium
Field Programmable Nanowire Interconnect — (often abbreviated FPNI) is a new computer architecture developed by Hewlett Packard. This is a defect tolerant architecture, using the results of the Teramac experiment.Details: The design combines a nanoscale crossbar switch structure with… … Wikipedia
Congenital heart defect — Classification and external resources The normal structure of the heart (left) in comparison to two common locations for a ventricular septal defect (right), the most common form of congenital heart defect.[1] … Wikipedia
Crystallographic defect — Crystalline solids exhibit a periodic crystal structure. The positions of atoms or molecules occur on repeating fixed distances, determined by the unit cell parameters. However, the arrangement of atom or molecules in most crystalline materials… … Wikipedia
Topological defect — Also see base concepts: topology, differential equations, quantum theory condensed matter physics .In mathematics and physics, a topological soliton or a topological defect is a solution of a system of partial differential equations or of a… … Wikipedia
Alternating Current Field Measurement — (ACFM) is an electromagnetic technique for detection and sizing of surface breaking cracks. It works on all metals and, not requiring direct, electrical contact, works through coatings.The system was originally developed in the early 1990 for the … Wikipedia
