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関連する概念動画

Acute Kidney Injury I: Introduction01:22

Acute Kidney Injury I: Introduction

478
Introduction:Acute Kidney Injury (AKI) describes a swift decrease in kidney function occurring over hours to days, characterized by the kidneys' failure to remove waste products from the bloodstream. This leads to dangerous complications like metabolic acidosis, fluid overload, and electrolyte imbalances, such as hyperkalemia, which can cause life-threatening arrhythmias. AKI is common in both hospital and outpatient settings, often triggered by dehydration, sepsis, or exposure to nephrotoxic...
478
Acute Kidney Injury IV: Diagnostic Studies and Prevention01:30

Acute Kidney Injury IV: Diagnostic Studies and Prevention

227
Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
227
Acute Kidney Injury II: Pathophysiology01:29

Acute Kidney Injury II: Pathophysiology

798
Acute kidney injury (AKI) causes are categorized into three primary categories based on the location of the injury: prerenal, intrarenal (or intrinsic), and postrenal causes. This classification guides clinical management and illustrates how different pathways can impair kidney function.Etiology and Pathophysiology of Acute Kidney Injury1. Prerenal causesEtiology: Prerenal Acute Kidney Injury, the most common type, occurs when reduced blood flow to the kidneys decreases filtration capacity...
798
Acute Kidney Injury III: Clinical Manifestations01:29

Acute Kidney Injury III: Clinical Manifestations

721
Acute Kidney Injury (AKI) progresses through distinct clinical phases: the oliguric, diuretic, and recovery phases, each marked by unique manifestations and challenges.Oliguric Phase:The oliguric phase is the initial stage of AKI, typically lasting 10 to 14 days. This phase is marked by a significant reduction in urine output, usually less than 400 mL per day, indicating decreased kidney function. Fluid retention is a prominent feature, leading to symptoms such as edema, hypertension, and...
721
Acute Kidney Injury V: Interprofessional Care01:20

Acute Kidney Injury V: Interprofessional Care

243
Acute Kidney Injury (AKI) requires a collaborative healthcare approach to restore renal function and prevent complications. Essential management strategies involve monitoring fluid and electrolyte balance, adjusting medications, initiating dialysis when necessary, and providing nutritional support.Fluid and Electrolyte ManagementFluid Monitoring: Regularly monitoring body weight, central venous pressure, and urine output helps detect fluid imbalances early. Patient intake and output are...
243
Acute Kidney Injury VI: Nursing Management01:22

Acute Kidney Injury VI: Nursing Management

327
Acute Kidney Injury (AKI) results in an inability to maintain fluid, electrolyte, and acid-base balance. Effective nursing management is critical in improving patient outcomes and includes comprehensive patient assessment and targeted interventions.Comprehensive Patient AssessmentA detailed history collection is essential, focusing on any recent infections, nephrotoxic medication use, or chronic conditions such as hypertension and diabetes that may contribute to AKI. During the physical...
327

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関連する実験動画

Updated: Jan 3, 2026

A Large Animal Model for Acute Kidney Injury by Temporary Bilateral Renal Artery Occlusion
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急性腎臓損傷

Claudio Ronco1, Rinaldo Bellomo2, John A Kellum3

  • 1Department of Medicine, University of Padova, Padova, Italy; International Renal Research Institute of Vicenza, Vicenza, Italy; Department of Nephrology, San Bortolo Hospital, Vicenza, Italy.

Lancet (London, England)
|November 29, 2019
PubMed
まとめ

急性腎臓損傷 (AKI) は,入院患者の10~15%,集中治療室患者の50%以上に影響します. 新しいバイオマーカーと介入は この複雑な状態の管理に 期待を寄せています

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関連する実験動画

Last Updated: Jan 3, 2026

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Nephrotoxin Microinjection in Zebrafish to Model Acute Kidney Injury
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科学分野:

  • 腎臓科
  • クリティカル ケア 医療

背景:

  • 急性腎損傷 (Acute Kidney Injury,AKI) は,腎機能の急速な低下によって特徴づけられ,入院患者および重症患者の有意な部分に影響を与えます.
  • AKIは慢性腎臓病に発展し 早期発見と治療の必要性を強調しています
  • AKIの多様性は,セプシスや心肺神経症候群のような様々な症候群を網羅し,診断と治療を複雑にします.

研究 の 目的:

  • 急性腎損傷 (AKI) の定義,発生率,臨床的影響などについて概要を述べる.
  • 腎臓損傷の評価と治療戦略の指針における新興バイオマーカーの役割について議論する.
  • 臨床的状況とリソースの可用性を考慮して,AKI管理の現在のアプローチをレビューする.

主な方法:

  • 急性腎損傷に関する最近の研究と臨床ガイドラインの文献レビュー.
  • 異なる患者集団におけるAKIの発生率と流行率の分析
  • 新しい腎臓損傷バイオマーカーの診断と予後値の評価
  • AKIの様々な介入の有効性に関する証拠のまとめ

主要な成果:

  • AKIの発生率は,特に集中治療室 (ICU) で50%を超えています.
  • バイオマーカーは,AKIにおけるリスクの階層化とパーソナライズされた治療の改善の可能性を提供します.
  • 治療の論争にもかかわらず,ある種の介入の組み合わせを 支持する証拠が増えています.

結論:

  • AKIは複雑な症候群で 高い罹患率と死亡率があり 対応策が求められます
  • バイオマーカーは早期発見とリスク評価に不可欠であり,治療を誘導する可能性があります.
  • 治療の効果は様々ですが,併用された治療は,AKIの管理に有益であるという証拠が増えています.