不同临床PSP表型中的语音特征:一项声学感知研究
Giulia Di Rauso1,2, Francesco Cavallieri3, Annalisa Gessani2
1Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia, Modena, Italy.
概括
语音障碍在中期疾病中不区分渐进性超核麻 (PSP) 的亚型. 一项研究发现,理查森综合征 (PSP-RS) 的PSP与主要帕金森症 (PSP-P) 的PSP之间没有显著的语音特征差异.
科学领域:
- 神经学 神经学
- 语音语言病理学 语言病理学
背景情况:
- 渐进性超核性麻 (PSP) 是一种神经退行性疾病,临床表现各异.
- 运动障碍学会 (MDS) 的分类识别了不同的PSP表型,例如具有理查德森综合征的PSP (PSP-RS) 和具有主导帕金森症的PSP (PSP-P).
- 语音障碍,特别是低动力,性脱节症,在PSP中很常见,并包括在MDS-PSP标准中,但它们在亚型中的表现尚不清楚.
研究的目的:
- 为了调查PSP-RS和PSP-P患者之间的语音概况的差异.
- 要确定语音特征是否能区分这些主要的PSP亚型.
主要方法:
- 一组使用MDS-PSP标准诊断的PSP-RS和PSP-P患者接受了神经评估.
- 对每个患者进行了语音的感知和声学分析.
- 疾病严重程度的评估是使用自然史和神经保护在帕金森综合征-帕金森综合征 (NNIPPS-PPS) 的规模.
主要成果:
- 包括25名PSP-RS和16名PSP-P患者,疾病持续时间和整体严重程度相似 (NNIPPS-PPS总得分).
- 在PSP-RS患者中,NNIPPS-PPS眼运动功能的子评分明显更受损.
- 在PSP-RS和PSP-P组之间的任何语音变量中没有观察到显著差异.
结论:
- 语音评估并不是在中期疾病中区分PSP亚型的区分特征.
- 虽然眼运动功能在PSP-RS和PSP-P之间有所不同,但在这个阶段,语音特征似乎不是分类区分的可靠标记.
- 进一步的研究可能会探索早期或晚期疾病阶段或其他PSP变体的语音差异.
更多相关视频
09:38Quantitative Assessment of Cortical Auditory-tactile Processing in Children with Disabilities
Published on: January 29, 2014
10.8K
11:39Assessment of Audio-Tactile Sensory Substitution Training in Participants with Profound Deafness Using the Event-Related Potential Technique
Published on: September 7, 2022
2.1K
相关概念视频
01:17Auditory Perception
The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the cochlea, a...
01:21Perceiving Loudness, Pitch, and Location
The human brain perceives pitch through two primary mechanisms reflected in place theory and frequency theory. Each mechanism describes how sound waves are interpreted as specific pitches by the brain, offering insights into the intricate processes of auditory perception.
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by identifying...
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by identifying...