相关实验视频
Updated: Jun 10, 2025
03:26
Detrusor Underactivity Model in Rats by Conus Medullaris Transection
Published on: August 28, 2020
2.0K
在儿科神经性膀中,身体组成在功能方面是否重要?
Joanna Bagińska-Chyży1, Adrianna Błahuszewska2, Agata Korzeniecka-Kozerska3
1Department of Pediatrics and Nephrology, Medical University of Białystok, 17 Waszyngtona Str, 15-274, Białystok, Poland. joasiabaginska14@wp.pl.
Pediatric nephrology (Berlin, Germany)
|October 17, 2024
概括
身体组成,而不仅仅是BMI,影响神经性膀儿童的功能标志物. 生物电阻分析 (BIA) 提供了更好的肥胖度量,并有助于对这些患者进行准确的GFR评估.
科学领域:
- 儿科脏病学 儿科脏病学
- 生物医学工程 生物医学工程
- 临床化学 临床化学
背景情况:
- 神经性膀在骨髓灰质炎 (MMC) 是儿童慢性病的主要危险因素.
- 囊素C (CysC) 提供了一个比肌素更精确的球过率 (GFR) 标志物,独立于肌肉质量,但可能受到脂肪的影响.
- 评估身体成分对于准确估计MMC儿童的GFR至关重要.
研究的目的:
- 在患有MMC相关的神经性膀的儿童中,使用CysC和肌素评估GFR测量的准确性.
- 为了确定身体组成 (通过BIA评估) 和脏参数之间的关系.
- 探索BIA在非侵入性GFR和人体组成评估中对这一群体的有用性.
主要方法:
- 一组40名患有MMC的儿童接受了血清肌素,CysC测试和BIA测量.
- 使用多种基于肌素,基于CysC和组合公式计算GFR,包括由BIA衍生的GFR.
- 患者数据包括年龄,性别,脊髓损伤水平,人体测量,BMI和活动水平.
主要成果:
- 基于CysC的GFR估计低于基于肌素的估计.
- BIA在62.5%的患者中发现了肥胖症,明显高于传统的BMI标准 (30%).
- 基于CysC和CysC的GFR显示了与BMI和脂肪质量相关的显著变化,与体重,BMI百分位数和脂肪质量有正相关.
结论:
- 在MMC患者中,BIA是比BMI更敏感的肥胖指标.
- 肥胖影响CysC水平和基于CysC的GFR计算,需要考虑它来准确评估功能并避免误诊功能障碍.
相关概念视频
01:17Factors Affecting Renal Clearance: Renal Impairment
59
Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
59
01:13Introduction to Urinary System
2.2K
The urinary system consists of two kidneys, two ureters, the urinary bladder, and the urethra.
The kidneys are bean-shaped organs located in the retroperitoneal space, on either side of the vertebral column, between the T12 and L3 vertebrae. They are partially protected by the rib cage and surrounded by perirenal fat, which provides cushioning. They are responsible for urine formation and play critical roles in regulating blood pressure, electrolyte levels, and hormone production. The ureters...
The kidneys are bean-shaped organs located in the retroperitoneal space, on either side of the vertebral column, between the T12 and L3 vertebrae. They are partially protected by the rib cage and surrounded by perirenal fat, which provides cushioning. They are responsible for urine formation and play critical roles in regulating blood pressure, electrolyte levels, and hormone production. The ureters...
2.2K
01:24Physiology of Urine Formation
3.2K
Urine formation is an essential function of the human body. It plays a critical role in maintaining homeostasis by regulating the volume and composition of body fluids. The kidneys, the primary organs involved in this process, filter blood to remove waste products and excess substances, ultimately producing urine.
Glomerular Filtration
The first stage in urine formation is glomerular filtration. Each kidney contains approximately 1 million nephrons, the functional units of filtration, with a...
Glomerular Filtration
The first stage in urine formation is glomerular filtration. Each kidney contains approximately 1 million nephrons, the functional units of filtration, with a...
3.2K
01:20Physiology of the Genitourinary System III: Urine Concentration and Dilution
2
The kidneys concentrate or dilute urine to maintain water and electrolyte balance. Nephrons, particularly the loop of Henle, play a crucial role in this process through the countercurrent multiplication system. This system establishes a high osmolarity in the renal medulla, which is essential for water reabsorption. In the loop of Henle’s descending limb, water is reabsorbed into the surrounding medulla due to its permeability to water. In contrast, the ascending limb actively transports...
2
01:24Serum Studies: Renal Function Tests
1
Renal function tests are crucial for assessing kidney health, monitoring disease progression, and evaluating the kidneys' efficiency in waste elimination, fluid balance, and electrolyte regulation. These tests offer critical insights into kidney function, even though routine measurements may appear normal until there is a significant decline in the glomerular filtration rate or GFR. Typically, signs of kidney impairment only become evident when the GFR falls to about 50% of its normal level.
1
01:29Physiology of the Genitourinary System I: Renal Blood Flow and Glomerular Filtration
2
The kidneys are vital organs responsible for regulating blood filtration, waste excretion, and fluid balance, all of which are crucial for maintaining homeostasis. Renal physiology examines renal blood flow, glomerular filtration, and urine formation, ensuring the body’s internal environment remains stable.Renal Blood FlowThe kidneys receive about 20-25% of the cardiac output, typically around 1200 mL of blood per minute in an average adult. Blood flows into the kidneys through the renal...
2