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Related Concept Videos

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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Dialysis01:27

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Renal failure occurs when the kidneys lose their ability to filter waste products from the blood effectively. It can be classified into two types: acute renal failure (ARF) and chronic renal failure (CRF).
Acute kidney injury develops suddenly and can be caused by pre-renal causes (e.g., hypovolemia, shock), intrinsic renal causes (e.g., acute tubular necrosis), or post-renal causes (e.g., urinary obstruction). In contrast, chronic renal failure progresses gradually over time and is often...
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Renal Failure: Dose Adjustments01:11

Renal Failure: Dose Adjustments

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

Rajesh K Davda, Nicolas J Guzman

    Postgraduate Medicine
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    Summary
    This summary is machine-generated.

    Acute kidney injury (AKI) is a common cause of death in critically ill patients. This review covers AKI evaluation, prevention, and management strategies for better patient outcomes.

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    Area of Science:

    • Nephrology
    • Critical Care Medicine
    • Internal Medicine

    Background:

    • Acute kidney injury (AKI) is a frequent complication in critically ill patients.
    • AKI significantly contributes to patient morbidity and mortality.
    • Causes of AKI include prerenal, renal parenchymal, and postrenal factors.

    Purpose of the Study:

    • To review the clinical and laboratory evaluation of AKI.
    • To present an approach for the prevention of AKI.
    • To outline appropriate management strategies for AKI.

    Main Methods:

    • Literature review of clinical and laboratory evaluation methods for AKI.
    • Synthesis of current evidence on AKI prevention.
    • Analysis of established AKI management protocols.

    Main Results:

    • AKI evaluation involves assessing clinical signs and laboratory markers.
    • Prevention strategies focus on early identification and risk factor modification.
    • Management requires addressing the underlying cause and supportive care.

    Conclusions:

    • Prompt and accurate evaluation is crucial for managing AKI.
    • Proactive prevention and timely intervention improve patient prognosis.
    • A multidisciplinary approach enhances AKI care in critically ill patients.