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Related Concept Videos

Acute Kidney Injury IV: Diagnostic Studies and Prevention01:30

Acute Kidney Injury IV: Diagnostic Studies and Prevention

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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...
64
Acute Kidney Injury II: Pathophysiology01:29

Acute Kidney Injury II: Pathophysiology

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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...
101
Acute Kidney Injury V: Interprofessional Care01:20

Acute Kidney Injury V: Interprofessional Care

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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...
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Acute Kidney Injury I: Introduction01:22

Acute Kidney Injury I: Introduction

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

Acute Kidney Injury III: Clinical Manifestations

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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...
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Renal Failure: Dose Adjustments01:11

Renal Failure: Dose Adjustments

167
In patients with renal impairment, drugs undergo significant changes in their pharmacokinetics, which require dosage adjustments to ensure safe and effective therapy.
Reduced renal clearance and elimination rate are common outcomes of renal impairment. These alterations lead to a prolonged elimination half-life and an altered apparent volume of distribution for drugs. As a result, dosage adjustments are typically necessary to maintain optimal drug levels in the body.
However, dosage adjustments...
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Related Experiment Video

Updated: Sep 20, 2025

Standardized Colon Ascendens Stent Peritonitis in Rats - a Simple, Feasible Animal Model to Induce Septic Acute Kidney Injury
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Hydrocortisone and Risk Factors for Kidney Replacement Therapy in Septic Shock.

Lachlan H Donaldson1,2,3, Anthony Devaux1, Kyle C White4,5

  • 1The George Institute for Global Health, Faculty of Medicine, University of New South Wales, Sydney, Australia.

JAMA Network Open
|May 27, 2025
PubMed
Summary
This summary is machine-generated.

Intravenous hydrocortisone reduced the risk of kidney replacement therapy (KRT) requirement in patients with septic shock. This treatment did not significantly impact days alive and free of KRT for those requiring it.

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Area of Science:

  • Critical Care Medicine
  • Nephrology
  • Pharmacology

Background:

  • Sepsis-associated acute kidney injury (SA-AKI) is a significant complication in critically ill patients.
  • Inflammation plays a key role in the development and progression of SA-AKI.
  • Intravenous hydrocortisone is being investigated for its potential to mitigate SA-AKI progression.

Purpose of the Study:

  • To evaluate the association between hydrocortisone administration and the incidence of kidney replacement therapy (KRT) requirement in patients with septic shock.
  • To assess the impact of hydrocortisone on KRT outcomes, including days alive and free of KRT.
  • To explore the relationship between hydrocortisone use, mean arterial pressure (MAP), and vasopressor support.

Main Methods:

  • Post hoc analysis of the multicenter, placebo-controlled Adjunctive Corticosteroid Treatment in Critically Ill Patients with Septic Shock (ADRENAL) randomized clinical trial (RCT).
  • Inclusion of 3161 patients with septic shock who did not require KRT at randomization.
  • Data analysis focused on comparing hydrocortisone recipients versus placebo, examining KRT incidence and liberation from KRT.

Main Results:

  • Hydrocortisone use was associated with a significantly reduced incidence of KRT requirement (OR, 0.79; P=.01) compared to placebo.
  • This association remained significant after controlling for factors influencing KRT requirement.
  • Among patients who initiated KRT, hydrocortisone did not significantly improve days alive and free of KRT (mean difference, 1.28 days; P=.65).

Conclusions:

  • Intravenous hydrocortisone administration is linked to a decreased likelihood of requiring new kidney replacement therapy in patients with septic shock.
  • The study suggests a potential benefit of hydrocortisone in preventing the need for KRT in this population.
  • Further research may be warranted to explore hydrocortisone's role in managing SA-AKI and its impact on long-term renal recovery.