Sound Spectrography

Known as: Sound Sonography, Spectrography, Sound, Sound Sonographies 
The graphic registration of the frequency and intensity of sounds, such as speech, infant crying, and animal vocalizations.
National Institutes of Health

Topic mentions per year

Topic mentions per year

1955-2016
05101519552015

Papers overview

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Highly Cited
2013
Highly Cited
2013
BACKGROUND We postulated that idiopathic rapid-eye-movement (REM) sleep behaviour disorder (IRBD) represents the prodromal phase… (More)
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Highly Cited
2008
Highly Cited
2008
BACKGROUND Increased echogenicity of the substantia nigra (SN), as determined by transcranial sonography (TCS), is characteristic… (More)
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Highly Cited
2007
Highly Cited
2007
Substantia nigra (SN) hyperechogenicity is a characteristic transcranial sonography (TCS) finding in idiopathic Parkinson's… (More)
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2007
2007
Several studies have reported an increased risk to develop Parkinson's disease (PD) in essential tremor (ET) populations… (More)
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Highly Cited
2005
Highly Cited
2005
In more than 90% of patients with idiopathic Parkinson’s disease (PD) hyperechogenicity of the substantia nigra (SN) can be found… (More)
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Highly Cited
1999
Highly Cited
1999
OBJECTIVE To assess the incidence of a hyperechogenic substantia nigra (SN) by transcranial sonography (TCS) in healthy people… (More)
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1997
1997
OBJECTIVES Depression is a frequent symptom in Parkinson's disease. Compelling evidence suggests a role of the brainstem in the… (More)
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Highly Cited
1994
Highly Cited
1994
PURPOSE To prospectively compare conventional spin-echo magnetic resonance (MR) imaging and transvaginal sonography for the… (More)
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1993
1993
OBJECTIVE Detection of the corpus callosum in the developing fetus on sonograms usually is difficult. We determined the normal… (More)
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Highly Cited
1992
Highly Cited
1992
The purpose of this study was to compare the relative accuracy of magnetic resonance (MR) imaging (n = 26), endovaginal… (More)
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