评估急性尼古丁对胸膜厚度的影响:一项随机双盲研究,比较戒烟辅助药物,包括尼古丁口香糖和电子烟
Mohammed Alhazmi1, Wafa Alotaibi2, Saud Almansour2
1Optometry Department, College of Applied Medical Sciences, King Saud University, King Abdullah Road, 4545, Riyadh, Saudi Arabia. malhazmyi@ksu.edu.sa.
International ophthalmology
|April 25, 2024
概括
尼古丁口香糖和蒸汽烟在年轻成年人中没有显著改变4mg剂量的胸膜厚度. 这项研究表明,尼古丁对健康个体的冠状腺厚度没有显著的血管收缩作用.
科学领域:
- 眼科医生 眼科 眼科
- 药理学 药理学是指药理学的学科.
- 心血管研究研究心血管研究
背景情况:
- 尼古丁消费在年轻成年人中很普遍,使用各种传递方法,如口香糖和电子烟 (vaping).
- 了解尼古丁对眼睛结构的生理影响,特别是胸膜厚度,对于评估潜在的长期健康影响至关重要.
- 之前的研究还没有最终确定不同尼古丁输送方法对胆道血液动力学的急性影响.
研究的目的:
- 为了调查通过口香糖或vaping消费尼古丁是否会影响健康年轻成年人的胸腺厚度.
- 为了比较通过口香糖输送的4毫克尼古丁剂量的急性影响与电子烟对胸膜厚度的影响.
- 为了确定尼古丁是否对胆膜有剂量依赖的血管收缩作用.
主要方法:
- 一项随机,双盲,前性横截面研究,涉及20名年龄在23±2.36岁的健康参与者.
- 参与者被随机分配到通过电子烟获得4mg尼古丁口香或4mg尼古丁.
- 在基线,30分钟和60分钟内在五个不同的眼部区域内使用光学连贯性断层扫描 (OCT) 测量胆道厚度 (ChT).
主要成果:
- 在尼古丁口香糖和vaping组之间在任何时间点 (基线30,60分钟) 都没有观察到平均胆道厚度的统计学上显著差异.
- 在五个测量区域的个体中,在胆道厚度中发现了显著的差异,而不依赖于尼古丁输送方法或时间.
- 在按吸烟类型分层时 (烟草,电子烟,双重使用) 观察到眼部区域和时间对胆道厚度的显著相互作用效应.
结论:
- 4毫克的尼古丁剂量,无论如何输送 (口香糖或蒸汽),都不会在健康的年轻成年人中对胆道厚度产生统计学上显著的血管收缩作用.
- 这些发现表明,在这种剂量下,急性尼古丁暴露不会以临床显著的方式急性改变胆管血动力学.
- 需要进一步的研究来探索尼古丁与其他影响胆道动态的因素的潜在长期影响和相互作用.
更多相关视频
09:50Impact Assessment of Repeated Exposure of Organotypic 3D Bronchial and Nasal Tissue Culture Models to Whole Cigarette Smoke
Published on: February 12, 2015
11.2K
14:21Creating Dynamic Images of Short-lived Dopamine Fluctuations with lp-ntPET: Dopamine Movies of Cigarette Smoking
Published on: August 6, 2013
18.3K
相关概念视频
Stimulants
190
Stimulants are substances that enhance neural activity and elevate dopamine levels in the brain, leading to their highly addictive nature. These drugs include cocaine, amphetamines, MDMA, caffeine, and nicotine, each with distinct mechanisms of action and varied health implications.
Cocaine can be administered via snorting, injection, or smoking. It primarily functions by blocking the reuptake of dopamine, resulting in a euphoric high characterized by an intense sensation of happiness and...
Cocaine can be administered via snorting, injection, or smoking. It primarily functions by blocking the reuptake of dopamine, resulting in a euphoric high characterized by an intense sensation of happiness and...
190
CNS Depressants: Alcohol and Nicotine
205
Ethanol, a clear colorless alcohol, has been consumed by humans for millennia, but its effects on the body are far from benign. At lower doses, it induces decreased inhibitions and loquaciousness, leading to its social appeal. However, it can cause severe consequences at higher doses, such as coma and respiratory depression, due to its zero-order elimination kinetics. Chronic ethanol abuse wreaks havoc on multiple organ systems, particularly the CNS and the liver. Abrupt cessation of ethanol...
205
