Unit

(redirected from Hounsfield unit)
Also found in: Dictionary, Thesaurus, Medical, Legal, Acronyms, Encyclopedia.

Unit

More than one class of securities traded together (e.g., one common share and three subscription warrants).

Unit

1. A combination of securities or types of securities packaged together and bought and sold as one. For example, a preferred share may have warrants and/or common shares attached to it when it is sold. See also: Paired shares, Cum warrant.

2. One thing that may be exchanged. For example, one dollar is a unit of money.

unit

References in periodicals archive ?
CT gray values in Hounsfield units corresponding to specific positions within the scanned image were obtained.
Regarding unenhanced CT evaluation, the panel said only that an attenuation value of less than 10 Hounsfield units is more likely in a benign lesion.
Adrenal tumors with the following profile are at high risk for malignancy: 1) CT scan attenuation coefficient >10 Hounsfield units, 2) >5 cm diameter or increase in size at reevaluation, and 3) intratumoral necrosis or evidence of capsular invasion.
The density of the intramural stratum of the halo sign varied from -75 to +33 Hounsfield units," Dr.
The density of the cyst content on plain CT ranged from 10 to 20 Hounsfield units (HU).
In osteomyelitis, a difference of 20 Hounsfield units between the 2 extremities is suggestive of marrow infiltration with edema or cellular infiltrate and can be used as a marker of early osteomyelitis.
Due to the infiltration of the submucosa by fat, the inner layer mucosa is separated from the outer layer of muscularis propria/serosa (both being of soft tissue density) by a layer of fat (of low attenuation) measuring between -18 to -64 Hounsfield Units.
Carcinomas are typically >18 units, although 15% of benign masses evaluated by measuring Hounsfield units on nonenhanced CT scans will be misinterpreted as malignant.
A mass with an attenuation value of less than 10 Hounsfield units on an unenhanced CT scan is more likely to be benign than is a mass with a value of 10 or higher.