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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 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 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...
Serum Studies: Renal Function Tests01:24

Serum Studies: Renal Function Tests

Renal function tests are crucial for assessing kidney health, monitoring disease progression, and evaluating the kidneys' efficiency in waste elimination, fluid balance, and electrolyte regulation. These tests offer critical insights into kidney function, even though routine measurements may appear normal until there is a significant decline in the glomerular filtration rate or GFR. Typically, signs of kidney impairment only become evident when the GFR falls to about 50% of its normal level.
Hemodialysis II: Procedure and Complications01:24

Hemodialysis II: Procedure and Complications

DialyzersA hemodialysis (HD) dialyzer is a plastic cartridge containing thousands of parallel hollow fibers, which serve as semipermeable membranes. These fibers are typically made from cellulose-based or other synthetic materials. During HD, blood is pumped into the top of the cartridge and distributed among these fibers. Simultaneously, dialysis fluid, known as dialysate, is introduced into the bottom of the cartridge, bathing the outside of the fibers. Across the semipermeable membrane,...
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...

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Related Experiment Video

Updated: May 13, 2026

Ischemia-reperfusion Model of Acute Kidney Injury and Post Injury Fibrosis in Mice
09:09

Ischemia-reperfusion Model of Acute Kidney Injury and Post Injury Fibrosis in Mice

Published on: August 9, 2013

[Rhabdomyolysis and creatine kinase elevation].

P Lehmann1, W Hartung, M Fleck

  • 1Klinik für Rheumatologie/Klinische Immunologie, Asklepios Klinikum Bad Abbach, Kaiser-Karl V.-Allee 3, 93077 Bad Abbach, Deutschland. pe.lehmann@asklepios.com

Zeitschrift Fur Rheumatologie
|March 22, 2013
PubMed
Summary

Creatine kinase (CK) is vital for cellular energy, with muscle being its main source. Elevated CK levels signal various conditions, including rhabdomyolysis, necessitating prompt medical evaluation.

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Related Experiment Videos

Last Updated: May 13, 2026

Ischemia-reperfusion Model of Acute Kidney Injury and Post Injury Fibrosis in Mice
09:09

Ischemia-reperfusion Model of Acute Kidney Injury and Post Injury Fibrosis in Mice

Published on: August 9, 2013

A Large Animal Model for Acute Kidney Injury by Temporary Bilateral Renal Artery Occlusion
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Induction and Assessment of Exertional Skeletal Muscle Damage in Humans
08:33

Induction and Assessment of Exertional Skeletal Muscle Damage in Humans

Published on: December 11, 2016

Area of Science:

  • Biochemistry
  • Cellular Metabolism
  • Enzymology

Context:

  • Creatine kinase (CK) is crucial for cellular energy metabolism.
  • Skeletal muscle represents the largest reservoir of CK.
  • Elevated CK levels indicate diverse physiological and pathological conditions.

Purpose:

  • To elucidate the significance of creatine kinase (CK) in cellular energy.
  • To highlight the diagnostic implications of elevated CK levels.
  • To underscore the importance of recognizing rhabdomyolysis.

Summary:

  • CK is essential for energy transfer in cells, particularly muscle.
  • Various factors like trauma, inflammation, and diseases can elevate CK.
  • Rhabdomyolysis, characterized by high CK and organ damage, demands urgent medical attention.

Impact:

  • Understanding CK's role aids in diagnosing muscle-related disorders.
  • Recognizing causes of elevated CK improves differential diagnosis.
  • Prompt identification of rhabdomyolysis can prevent severe complications.