Demand for Continuous Renal Replacement Therapy Surges as Patients Suffering from COVID-19 Experience Multiple Organ Failure

 


Chronic renal failure, or renal overload, is associated with a variety of morbidity and mortality and is a major challenge in the clinical treatment of patients with chronic renal failure. This disease has no cure and can be managed with specific medications in an appropriate course of therapy. However, in patients for whom other therapies have been ineffective or who are experiencing life-threatening side effects, continuous renal substitute therapy (CRS) is the only feasible treatment.

Continuous Renal Replacement Therapy (CRRT) is a type of blood purification therapy used in the treatment of patients with acute kidney injury. The therapy is commonly used to provide renal support for critically ill patients with acute kidney injury, particularly patients who are hemodynamically unstable. Emergence of COVID-19 has led to increasing adoption of CRRT as patients with Covid-19 are experiencing multiple organ failure, including acute kidney injury. Moreover, regulatory bodies are also focused on approval and launch of new CRRT devices. For instance, in April 2020, The U.S. Food and Drug Administration granted marketing authorization for a new device indicated to provide continuous hemodialysis or hemofiltration therapy to critically ill pediatric patients weighing between 2.5 and 10 kilograms (or 5.5 to 22 pounds).

In continuous renal replacement therapy, a patient’s blood is passed through a special filter that removes fluid and uremic toxins, returning clean blood to the body. There are six medical products required to perform CRRT on a patient that include, blood purification machine, dialysate, replacement fluid, filter, anticoagulation method, and blood warmer. The goal of CRRT is to normalize the kidney function, decrease blood acidity and increase fluid balance. Acute renal failure occurs when a patient's body is unable to compensate for the loss of kidney function. Chronic kidney disease (CKD) develops when the body is unable to control or maintain appropriate levels of fluid balance due to genetic vulnerabilities, underlying medical conditions, or exposure to toxins or drugs.

 

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