Assessment of subclinical renal dysfunction in post COVID-19 patients

ABSTRACTIntroduction Kidney damage in COVID-19 is common and may lead to CKD. Early recognition of progression is mandatory, so there is a need for sensitive markers of kidney damage. Renal functional reserve (RFR) is described as the ability of the kidneys to augment their function in special situa...

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Bibliographic Details
Main Authors: Peter AtefMikhael, Salah Said Naga, Sherif Aziz Zaki, Amira Hussein Mohamed
Format: Article
Language:English
Published: Taylor & Francis Group 2024-12-01
Series:Alexandria Journal of Medicine
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/20905068.2024.2333595
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Summary:ABSTRACTIntroduction Kidney damage in COVID-19 is common and may lead to CKD. Early recognition of progression is mandatory, so there is a need for sensitive markers of kidney damage. Renal functional reserve (RFR) is described as the ability of the kidneys to augment their function in special situations.Aim of Work Was to assess subclinical renal dysfunction post-COVID-19.Methods This cross-sectional study investigates 31 patients previously infected with COVID-19 within 2–3 months and 31 healthy subjects with matched age and sex. Assessment of RFR was done by calculating the estimated GFR using the CKD-EPI equation before and 2 hours after 80 g protein load by intravenous infusion.Results RFR was significantly lower in post-COVID-19 patients (mean of 11.19 ± 4.76) than the control (mean of 25.81 ± 4.42, p < 0.001).Conclusion Despite preserved eGFR, there is a reduction in RFR, indicating progressive loss of nephron mass post-COVID.
ISSN:2090-5068
2090-5076