自限性,依赖的透性尿尿症在活体捐赠移植后引起多尿症
Martin Russwurm1,2, Anneke Floss1, Lara Ploeger1
1Department of Internal Medicine and Nephrology, University Hospital Marburg, Marburg, Germany.
Clinical kidney journal
|July 2, 2025
概括
移植后多尿症影响近70%的患者,由依赖的透性尿液驱动. 这种常见的情况不会影响短期的移植功能,谨慎的流体管理是关键.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 移植医学 移植医学
- 泌尿器科 泌尿器科 泌尿器科 泌尿器科
背景情况:
- 多尿症,定义为尿量>3L/天,在活体捐赠移植 (LDKT) 后很常见.
- 移植后多尿症的确切频率和潜在机制尚不清楚.
- 这项研究旨在澄清病理生理学,并确定影响因素.
研究的目的:
- 调查LDKT后多尿症的频率和机制.
- 探索潜在的接受者或捐赠者特异性因素,有助于移植后多尿症.
- 评估多尿尿对短期移植功能的影响.
主要方法:
- 35个连续的LDKT病例 (2018-2024) 的回顾性分析.
- 对接受者/捐赠者的临床和实验室数据的评估.
- 在移植后的前10天,分析每天的血液检查和24小时的尿液收集.
主要成果:
- 多尿症发生在69.7%的接受者在移植后的第一天.
- 尿量在10天内正常化,血清肌素或损伤标志物没有显著差异.
- 多尿症主要是由依赖的透性尿液驱动的,而分泌是关键因素.
结论:
- 后LDKT多尿症很常见 (近70%),但不会对短期的移植功能产生不利影响.
- 这种情况是由依赖的透性尿液症解释的,没有可识别的接受者或供体预测因子.
- 对患有移植后多尿症的患者来说,谨慎的流体管理是必不可少的.
相关概念视频
Kidney Transplant II: Surgical Procedure
78
Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living...
78
Kidney Transplant I: Introduction
65
A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...
65
Kidney Transplant III: Nursing Management
85
Postoperative Nursing Management for Kidney Transplant PatientsPostoperative nursing management care includes monitoring the surgical site, encouraging early movement, and promoting lung health through breathing exercises. Nurses also administer prescribed medications like H2-blockers, such as famotidine, or proton pump inhibitors, like omeprazole, to help prevent gastrointestinal ulcers and bleeding. Fungal infections in the mouth and bladder can result from immunosuppressive and antibiotic...
85
Antihypertensive Drugs: Action of Diuretics
885
Diuretics are antihypertensive drugs used to treat hypertension resulting from sodium and water retention. Sodium, vital for fluid balance and nerve or muscle function, is regulated by the kidneys through millions of nephrons. Blood enters nephrons via afferent arterioles, which branch into capillaries called glomeruli. These filter blood plasma, allowing water and solutes, like sodium ions, to pass through capillary walls into Bowman's capsule. The filtrate then flows through various...
885
Antihypertensive Drugs: Potassium-Sparing Diuretics
785
Liddle syndrome is a genetically inherited form of hypertension characterized by the overactivity of epithelial sodium channels in the nephron, the functional unit of the kidney. This heightened activity leads to increased sodium reabsorption and excessive excretion of potassium. To counteract this, potassium-sparing diuretics such as amiloride are used. They function by blocking these sodium channels, thereby reducing the influx of sodium into the epithelial cells and minimizing the loss of...
785
Renal Tubule and Collecting Duct
1.5K
The renal tubule is divided into three parts: the proximal convoluted tubule (PCT), the Loop of Henle (LOH), and the distal convoluted tubule (DCT).
Proximal Convoluted Tubule (PCT):
The PCT is the initial segment of the renal tubule, extending from the Bowman's capsule that encloses the glomerulus. Its convoluted structure and microvilli-lined cells increase the surface area for reabsorption. The PCT reabsorbs glucose, amino acids, sodium, and water from the filtrate, ensuring essential...
Proximal Convoluted Tubule (PCT):
The PCT is the initial segment of the renal tubule, extending from the Bowman's capsule that encloses the glomerulus. Its convoluted structure and microvilli-lined cells increase the surface area for reabsorption. The PCT reabsorbs glucose, amino acids, sodium, and water from the filtrate, ensuring essential...
1.5K


