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Related Concept Videos

Acute Kidney Injury I: Introduction01:22

Acute Kidney Injury I: Introduction

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...
Acute Kidney Injury V: Interprofessional Care01:20

Acute Kidney Injury V: Interprofessional Care

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...
Acute Kidney Injury II: Pathophysiology01:29

Acute Kidney Injury II: Pathophysiology

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...
Acute Kidney Injury III: Clinical Manifestations01:29

Acute Kidney Injury III: Clinical Manifestations

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...
Acute Kidney Injury IV: Diagnostic Studies and Prevention01:30

Acute Kidney Injury IV: Diagnostic Studies and Prevention

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...
Acute Kidney Injury VI: Nursing Management01:22

Acute Kidney Injury VI: Nursing Management

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...

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Related Experiment Video

Updated: May 23, 2026

A Large Animal Model for Acute Kidney Injury by Temporary Bilateral Renal Artery Occlusion
09:02

A Large Animal Model for Acute Kidney Injury by Temporary Bilateral Renal Artery Occlusion

Published on: February 2, 2021

[Acute kidney injury].

H Schmid1, H Schiffl, S R Lederer

  • 1KfH Kuratorium für Dialyse und Nierentransplantation e.V., KfH Nierenzentrum, Elsenheimerstr. 63, 80687, München, Deutschland.

Medizinische Klinik, Intensivmedizin Und Notfallmedizin
|March 23, 2012
PubMed
Summary
This summary is machine-generated.

Acute kidney injury (AKI) critically impacts intensive care patients. Despite renal support, mortality remains high, with inflammation, not uremia, driving organ damage.

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Noninvasive and Invasive Renal Hypoxia Monitoring in a Porcine Model of Hemorrhagic Shock
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Noninvasive and Invasive Renal Hypoxia Monitoring in a Porcine Model of Hemorrhagic Shock

Published on: October 28, 2022

Related Experiment Videos

Last Updated: May 23, 2026

A Large Animal Model for Acute Kidney Injury by Temporary Bilateral Renal Artery Occlusion
09:02

A Large Animal Model for Acute Kidney Injury by Temporary Bilateral Renal Artery Occlusion

Published on: February 2, 2021

Noninvasive and Invasive Renal Hypoxia Monitoring in a Porcine Model of Hemorrhagic Shock
07:48

Noninvasive and Invasive Renal Hypoxia Monitoring in a Porcine Model of Hemorrhagic Shock

Published on: October 28, 2022

Area of Science:

  • Nephrology and Critical Care Medicine
  • Pathophysiology of Acute Kidney Injury
  • Inflammatory Response in Critical Illness

Context:

  • Acute kidney injury (AKI) is a significant complication in intensive care units (ICUs).
  • AKI adversely affects disease progression and prognosis in critically ill patients.
  • Current renal support strategies have not reduced excessive mortality associated with AKI.

Purpose:

  • To highlight the pivotal role of AKI in intensive care medicine.
  • To discuss the impact of systemic inflammation versus uremic toxins on nonrenal organ damage.
  • To emphasize the long-term burden of AKI, including survival rates and progression to chronic kidney disease.

Summary:

  • Intensive renal support, including early dialysis and aggressive uremic toxin removal, has failed to decrease mortality in critically ill AKI patients.
  • Systemic acute inflammation, mediated by cytokines, appears to be a primary driver of nonrenal organ damage, rather than uremic side effects.
  • Short-term outcome assessments may underestimate the true disease burden; 5-year survival after severe AKI requiring renal replacement therapy is poor (20-30%).

Impact:

  • AKI is an independent risk factor for the progression of chronic kidney insufficiency.
  • Long-term survival post-AKI is comparable to cancer patients, underscoring its severity.
  • Future research priorities include AKI prevention strategies and the development of early diagnostic biomarkers for subclinical renal damage.