有结节的儿童与口腔健康的儿童之间的振动模式和粘膜波浪差异
Bernhard Jakubaß1, Hamide Ghaemi1, Maggie Lynn Stall2
1Department of Communicative Sciences and Disorders, Michigan State University, East Lansing, Michigan.
Journal of voice : official journal of the Voice Foundation
|February 4, 2026
概括
这项研究揭示了有声结的儿童声振动模式的性别特异性差异,影响了喉间隙和粘膜波幅. 高速视频内镜 (HSV) 有助于区分健康和病态的语音产生.
科学领域:
- 喉科和声音科学 喉科和声音科学
- 儿科耳鼻喉科 儿科耳鼻喉科
- 生物机械语音分析
背景情况:
- 在儿童中,声结节很常见,会影响声音质量.
- 了解儿科结节中声振动的生物力学对于诊断至关重要.
- 以前的研究还没有完全阐明这一群体中特定于性别的振动模式.
研究的目的:
- 系统地调查与健康对照组相比,在患有声结节的儿童中,后面的喉隙,振动模式和粘膜波幅.
- 为了确定这些参数中与性别相关的差异.
- 探索高速视频内镜 (HSV) 在儿科语音障碍中的诊断实用性.
主要方法:
- 高速视频内镜 (HSV) 用于记录20名患有声结节 (10名男孩,10名女孩) 的儿童的持续发音,并与对照组进行比较.
- 用定制的可视化工具评估了后侧喉间隙,粘膜波幅和前后 (AP) 振动模式.
- 统计分析包括皮尔森的千平方和曼-惠特尼U测试来比较组.
主要成果:
- 患有结节的女孩比成年男性对照群更频繁地表现出后面的球隙.
- 与对照组相比,患有结节的男孩表现出明显的打开模式.
- 患有结节的儿童表现出不同的闭合模式,有性别特异的变化,特别是在女孩身上.
结论:
- 性和病理学显著影响儿科声振动,影响喉间隙,振动协调和粘膜波幅.
- HSV为儿童语音的视觉感知评估提供了有价值的基准.
- HSV在区分健康的儿科语音与病理学方面显示出诊断潜力.
相关概念视频
Drug Dosing: Infants and Children
306
Pediatric patient dosages diverge from adults due to disparities in body surface area, total body water, and extracellular fluid per kilogram of body weight. The dosing regimen considers the variations in pharmacokinetics and pharmacology across distinct age groups, encompassing preterm newborns, infants, young children, older children, and adolescents. Calculation of pediatric patient doses is predicated on determining body surface area, which exhibits a superior correlation with the child's...
306
The Wave Nature of Light
61.5K
The nature of light has been a subject of inquiry since antiquity. In the seventeenth century, Isaac Newton performed experiments with lenses and prisms and was able to demonstrate that white light consists of the individual colors of the rainbow combined together. Newton explained his optics findings in terms of a "corpuscular" view of light, in which light was composed of streams of extremely tiny particles traveling at high speeds according to Newton's laws of motion.
61.5K
Mucosal Barrier of the Stomach
2.4K
The gastric glands contain parietal cells that secrete hydrochloric acid (HCl) for digestion. The cells secrete HCl because it is highly corrosive and essential for breaking down food. To achieve this, they secrete hydrogen and chloride ions into the lumen of the gastric glands, which combine to form HCl.
Within parietal cells, carbonic acid is first formed through the reaction of water and carbon dioxide. The dissociation of carbonic acid releases bicarbonate and hydrogen ions. The bicarbonate...
Within parietal cells, carbonic acid is first formed through the reaction of water and carbon dioxide. The dissociation of carbonic acid releases bicarbonate and hydrogen ions. The bicarbonate...
2.4K
Electric Potential and Potential Difference
5.7K
Suppose a positive test charge moves away from a positive static charge, then the Coulomb force does positive work, and its electric potential energy decreases. The potential energy per unit charge is defined as the electric potential. The electric potential is independent of the test charge.
When a test charge moves from the initial to the final position, the electric potential difference between those positions is defined as the ratio of the change in the potential energy to the charge on the...
When a test charge moves from the initial to the final position, the electric potential difference between those positions is defined as the ratio of the change in the potential energy to the charge on the...
5.7K
Difference from Background: Limit of Detection
8.4K
The limit of detection (LOD) is the smallest amount of analyte that can be distinguished from the background noise. The LOD value corresponds to the concentration at which the analyte signal is three times larger than the standard deviation of the blank signal. Below this value, the analyte signal cannot be differentiated from the background noise. It is calculated by dividing the calibration slope by 3 times the standard deviation of the blank signals.
The LOD indicates the presence or absence...
The LOD indicates the presence or absence...
8.4K
Identifying Statistically Significant Differences: The F-Test
3.8K
The F-test is used to compare two sample variances to each other or compare the sample variance to the population variance. It is used to decide whether an indeterminate error can explain the difference in their values. The underlying assumptions that allow the use of the F-test include the data set or sets are normally distributed, and the data sets are independent of each other. The test statistic F is calculated by dividing one variance by another. In other words, the square of one standard...
3.8K


