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Related Concept Videos

Renal Failure: Dose Adjustments01:11

Renal Failure: Dose Adjustments

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...
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...
Factors Affecting Renal Clearance: Renal Impairment01:17

Factors Affecting Renal Clearance: Renal Impairment

Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
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 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...
Dialysis01:27

Dialysis

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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Related Experiment Video

Updated: Jul 5, 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 renal function deterioration in a Coronary Unit in Spain].

D Martí1, C Escobar, N Dedieu

  • 1Servicio de Cardiología, Hospital Ramón y Cajal, Madrid, España. docalcala@hotmail.com

Medicina Intensiva
|April 17, 2008
PubMed
Summary

Acute renal function deterioration (ARFD) affects 26% of patients with acute heart disease, significantly increasing in-hospital mortality risk. Early recognition of ARFD is crucial for managing cardiac patients.

Related Experiment Videos

Last Updated: Jul 5, 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

Area of Science:

  • Cardiology
  • Nephrology
  • Critical Care Medicine

Context:

  • Assesses acute renal function deterioration (ARFD) in patients admitted with acute heart disease.
  • Utilizes data from a tertiary university hospital's Coronary Care Unit.
  • Employs a retrospective study design with 100 consecutive patients from 2004.

Purpose:

  • To determine the incidence of ARFD in acute heart disease patients.
  • To evaluate the prognostic significance of ARFD on in-hospital mortality.
  • To identify factors associated with ARFD in this population.

Summary:

  • The incidence of ARFD was 26%, characterized by a mean serum creatinine increase of 1.5 mg/dl.
  • ARFD was significantly linked to older age, hypertension, and chronic kidney disease.
  • Patients with ARFD experienced more complex hospital stays, longer admissions, and higher mortality (33% vs. 6%).

Impact:

  • Highlights ARFD as a frequent and critical complication in acute heart disease.
  • Underscores the association between ARFD and increased mortality, emphasizing the need for vigilant monitoring.
  • Provides evidence for the prognostic value of ARFD in predicting outcomes for cardiac patients.