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Related Concept Videos

Chronic Kidney Disease I: Introduction01:25

Chronic Kidney Disease I: Introduction

94
Chronic Kidney Disease (CKD) arises when the kidneys progressively lose their ability to function, ultimately leading to end-stage renal disease. At this advanced stage, the kidneys can no longer filter waste or maintain essential body functions, requiring renal replacement therapy (RRT) through dialysis or a kidney transplant for survival.Early-stage chronic kidney disease and detection challengesIn CKD's early stages, symptoms often remain absent because healthy nephrons compensate for...
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Chronic Kidney Disease III: Interprofessional Care01:28

Chronic Kidney Disease III: Interprofessional Care

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Chronic kidney disease (CKD) requires collaborative and comprehensive management. CKD progresses through stages and can lead to end-stage kidney disease (ESKD) if untreated. Interprofessional collaboration and patient education are crucial, enabling patients to manage their health and improve their quality of life.Diagnostic approach for chronic kidney diseaseThe diagnosis of CKD primarily focuses on the glomerular filtration rate (GFR), which assesses kidney function by measuring how well...
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Chronic Kidney Disease II: Clinical Manifestations01:24

Chronic Kidney Disease II: Clinical Manifestations

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Chronic Kidney Disease (CKD) progressively impairs multiple body systems due to the accumulation of uremic toxins, which disrupt cellular functions across various organs.Neurologic symptomsNeurologic symptoms often arise early in CKD, as uremic toxin buildup drives changes in cognitive and motor functions. Patients frequently experience fatigue, headache, confusion, difficulty concentrating, and, in severe cases, seizures. Peripheral neuropathy commonly manifests as burning sensations in the...
132
Acute Kidney Injury II: Pathophysiology01:29

Acute Kidney Injury II: Pathophysiology

136
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...
136
Hypoxia01:23

Hypoxia

1.3K
Hypoxia is a medical condition characterized by an inadequate oxygen supply to body tissues. It typically manifests as a bluish discoloration of the skin and mucosae, especially in fair-skinned individuals, when hemoglobin (Hb) saturation drops below 75%.
Types of Hypoxia
There are four primary types of hypoxia, each resulting from a different cause:
1. Anemic hypoxia: This type occurs due to insufficient oxygen delivery caused by a lack of red blood cells (RBCs) or RBCs with abnormal or...
1.3K
Acute Kidney Injury I: Introduction01:22

Acute Kidney Injury I: Introduction

116
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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Related Experiment Video

Updated: Sep 30, 2025

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

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Hypoxia and chronic kidney disease.

Bin Wang1, Zuo-Lin Li1, Yi-Lin Zhang1

  • 1Institute of Nephrology, Zhong Da Hospital, Southeast University School of Medicine, Nanjing, Jiangsu, China.

Ebiomedicine
|March 15, 2022
PubMed
Summary

Hypoxia, or low oxygen, is central to chronic kidney disease (CKD) progression, driving inflammation, fibrosis, and complications like anemia and cardiovascular events. Therapies targeting this oxygen imbalance are being explored.

Keywords:
AnaemiaChronic kidney diseaseFibrosisHypoxiaHypoxia-inducible factorInflammation

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Area of Science:

  • Nephrology
  • Physiology
  • Pathophysiology

Background:

  • Hypoxia is a key feature of chronic kidney disease (CKD).
  • It is linked to renal inflammation, fibrosis, and complications including anemia, cardiovascular events, and sarcopenia.
  • Understanding oxygen supply and metabolism in the kidney is crucial for CKD management.

Purpose of the Study:

  • To review the characteristics of oxygen supply and metabolism in the kidney in CKD.
  • To elucidate the mechanisms by which hypoxia contributes to renal injury and associated complications.
  • To discuss potential therapeutic strategies targeting chronic hypoxia in CKD and associated research challenges.

Main Methods:

  • Literature review of studies on oxygen homeostasis in CKD.
  • Analysis of the pathophysiological mechanisms linking hypoxia to renal damage and complications.
  • Discussion of current and future therapeutic approaches.

Main Results:

  • CKD is characterized by altered oxygen supply, metabolism, and contributing factors leading to hypoxia.
  • Hypoxia exacerbates renal inflammation and fibrosis, and drives CKD complications.
  • Therapeutic strategies targeting hypoxia show promise but face challenges.

Conclusions:

  • Chronic hypoxia is a critical driver of CKD progression and its complications.
  • Targeting oxygen imbalance presents a potential therapeutic avenue for CKD.
  • Further research is needed to overcome challenges in managing oxygen homeostasis in CKD.