COVID-19 Vaccinations and Kidney Disease Outcomes
 
Dr. Christos Argyropoulos, MD, PhD discusses the effects of vaccinations and infections—specifically COVID-19—on kidney disease outcomes, drawing from large-scale electronic health record analyses. Several studies were conducted to examine outcomes in both general and transplant populations, including rare and common kidney diseases, acute kidney injury (AKI), and thrombotic complications in dialysis patients. Key findings showed that COVID-19 infection is associated with increased risk of rare kidney diseases such as C3 glomerulopathy and , while vaccination showed minimal or no temporal association with these conditions. Similarly, repeated COVID-19 infections led to a higher rate of AKI and accelerated loss of kidney function, especially after the third infection, whereas vaccinations had no significant impact on kidney function decline. In dialysis patients, COVID-19 infection increased the risk of vascular access thrombosis, highlighting the disease’s thrombotic nature:

• Rare Kidney Disease Findings: COVID-19 infection was associated with an increased risk of conditions like C3 glomerulopathy (C3GN) and Ig A nephropathy (IGAN), while vaccination showed minimal or no temporal association.
• Common Kidney Disease Findings: Repeated COVID-19 infections led to higher rates of acute kidney injury and accelerated loss of kidney function, especially after the third infection; vaccinations did not significantly impact kidney function decline.
• Thrombotic Complications: COVID-19 infection increased the risk of vascular access thrombosis in dialysis patients, highlighting the disease’s thrombotic nature. This complication was not found to increase with vaccination.

The analysis supports the safety of COVID-19 vaccines for kidney patients, with infections posing a greater risk than vaccination. Overall, the evidence reinforces the public health benefit of vaccination in reducing kidney disease complications compared to infection. Health Watch USA^sm meeting. Feb. 18, 2026. https://youtu.be/StZRHQxcD7Q