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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.
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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.
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The kidneys are two large bean-shaped organs located in the upper abdomen. They filter the blood several times a day to remove toxins and rebalance water and electrolytes of the circulatory system via the renal veins. The kidneys receive blood directly from the heart via the renal arteries. These arteries enter the kidney at the hilum, the concave surface of the bean, where they branch and divide into smaller vessels and capillaries.
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COVID and the Kidney: An Update.

Samira Bell1, Griffith B Perkins2, Urmila Anandh3

  • 1Division of Population Health and Genomics, University of Dundee, Dundee, Scotland.

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Coronavirus disease 2019 (COVID-19) severely impacts kidney health, especially in those with chronic kidney disease (CKD) and transplant recipients. This review details COVID-19

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Area of Science:

  • Nephrology
  • Infectious Diseases
  • Immunology

Background:

  • Coronavirus disease 2019 (COVID-19), caused by SARS-CoV-2, has caused a global pandemic with lasting health consequences.
  • Immunocompromised individuals, including kidney transplant recipients and dialysis patients, face poorer outcomes, impaired vaccine response, and prolonged infections.
  • Chronic kidney disease (CKD) increases susceptibility to COVID-19, hospital admission risk, and mortality.

Purpose of the Study:

  • To review the current evidence on the impact of COVID-19 on kidney health.
  • To examine the effects on patients with CKD, including those on kidney replacement therapy.
  • To discuss COVID-19-associated acute kidney injury (AKI).

Main Methods:

  • This study is a review of existing scientific literature and evidence.
  • It synthesizes data on COVID-19's effects on kidney function and patient outcomes.
  • The review covers impacts on CKD patients and COVID-19-related AKI.

Main Results:

  • COVID-19 can lead to acute kidney injury (AKI) via direct and indirect mechanisms.
  • While the incidence of COVID-19 AKI is decreasing, it remains linked to adverse outcomes.
  • Long-term effects include a continued decline in kidney function months post-infection.

Conclusions:

  • COVID-19 poses significant risks to kidney health, particularly for individuals with pre-existing CKD.
  • The virus can cause both acute and chronic kidney damage.
  • Continued research is needed to understand and mitigate the long-term renal consequences of COVID-19.