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ULTRASONICS
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DeCS
Descriptor
English
:
Ultrasonics
Descriptor
Spanish
:
Ultrasonido
Descriptor
Portuguese
:
Ultra-Som
Synonyms
English
:
Doppler Ultrasound
Shockwaves, Ultrasonic
Tree Number:
H01.671.031.849
Definition
English
:
A subfield of
acoustics
dealing in the
radio
frequency range higher than
SOUND
waves (beyond 20 kilohertz), but usually restricted to frequencies above 500,000 Hertz. Ultrasonic
radiation
is used therapeutically (DIATHERMY and ULTRASONIC THERAPY) to generate
HEAT
and to selectively destroy
tissues
. It is also used in diagnostics, for example,
ULTRASONOGRAPHY
;
ECHOENCEPHALOGRAPHY
; and
ECHOCARDIOGRAPHY
, to visually display echoes received from irradiated
tissues.
Indexing Annotation
English
:
/adv eff permitted but consider also
ULTRASONOGRAPHY
/adv eff &
ULTRASONIC THERAPY
/adv eff; ultrasonic or sonographic imaging of organs is organ /ultrasonogr
Entry Combination - descr/qualif
English
:
Ultrasonics
/
diagnostic use
use
Ultrasonography
Ultrasonics
/
therapeutic use
use
Ultrasonic Therapy
Allowable Qualifiers
English
:
adverse effects
classification
history
Record Number:
14864
Unique Identifier:
D014465
Occurrence in VHL
:
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