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Chronic Kidney Disease II: Clinical Manifestations01:24

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Peripheral Artery Disease I: Introduction01:30

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Peripheral artery disease (PAD) predominantly results from atherosclerosis, which involves the accumulation of fatty deposits, or plaques, within the walls of arteries. This causes them to narrow and harden, significantly reducing blood flow. PAD predominantly affects the legs, particularly the arteries supplying the thighs and calves. In rare cases, it may involve other arteries, including those in the arms.Etiology of PAD:The principal cause of PAD is atherosclerosis, which results from fatty...
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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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Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation01:21

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Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
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Hypertension II: Pathophysiology01:29

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In geriatric patients, renal physiology undergoes significant changes, including diminished renal blood flow and a lower glomerular filtration rate (GFR), leading to alterations in medication clearance. Drugs such as aminoglycoside antibiotics, lithium, and digoxin, which rely on glomerular filtration for removal from the body, particularly impact pharmacokinetics. These drugs tend to have slower clearance rates in older adults, necessitating careful dosage considerations.Evaluation of renal...
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Assessment of Vascular Function in Patients With Chronic Kidney Disease
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Arterial Stiffness and Decline in Kidney Function.

Sanaz Sedaghat1, Francesco U S Mattace-Raso2, Ewout J Hoorn3

  • 1Departments of Epidemiology.

Clinical Journal of the American Society of Nephrology : CJASN
|November 14, 2015
PubMed
Summary
This summary is machine-generated.

Increased arterial stiffness, measured by pulse pressure and carotid stiffness, is linked to faster kidney function decline and higher chronic kidney disease (CKD) risk. Vascular stiffness may be a target for interventions to slow CKD progression.

Keywords:
arterial stiffnessblood pressurecarotid stiffnesschronic kidney diseasefollow-up studiesgenetic risk scoremeta-analysispulse pressurepulse wave analysisvascular stiffness

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Area of Science:

  • Nephrology
  • Cardiovascular Medicine
  • Epidemiology

Background:

  • The relationship between arterial stiffness and chronic kidney disease (CKD) requires further elucidation.
  • Arterial stiffness indicators may predict kidney function decline.

Purpose of the Study:

  • To investigate the association between arterial stiffness indicators and kidney function decline.
  • To assess the link between arterial stiffness and incident CKD.

Main Methods:

  • The Rotterdam Study cohort (3666 participants) assessed pulse pressure (PP), carotid stiffness, and pulse wave velocity (PWV).
  • Genetic risk scores for PP and PWV were created.
  • Kidney function decline and incident CKD were evaluated using estimated glomerular filtration rate (eGFR) over 11 years.
  • A meta-analysis of population-based studies was performed.

Main Results:

  • Higher pulse pressure (PP) and carotid stiffness were significantly associated with steeper annual eGFR decline and increased risk of incident CKD.
  • Higher pulse wave velocity (PWV) was associated with a higher risk of incident CKD.
  • Meta-analysis confirmed that higher PP and PWV correlated with increased CKD risk.
  • A higher PP genetic risk score was linked to faster eGFR decline and higher CKD risk.

Conclusions:

  • Elevated arterial stiffness is independently associated with accelerated kidney function decline.
  • Vascular stiffness represents a potential therapeutic target for mitigating CKD progression.