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Understanding Dialysis: A Lifesaving Treatment for Kidney Disease

by Gulam Moin

Kidney disease is a serious health condition that affects millions of people worldwide. When the kidneys are unable to effectively filter waste and excess fluids from the blood, a medical procedure called dialysis becomes a crucial lifeline. In this article, we’ll explore what dialysis is, its different types, the reasons for needing it, and how it can improve the quality of life for individuals with kidney disease.

What is Dialysis?

Dialysis is a medical procedure that replicates some of the functions of healthy kidneys. It is typically used when a person’s kidneys are no longer able to perform their essential roles. The primary functions of the kidneys include filtering waste and excess fluids from the blood, maintaining a balance of electrolytes, and regulating blood pressure.

Types of Dialysis:

There are two primary types of dialysis:


Hemodialysis involves using a dialysis machine to filter the blood. During hemodialysis, the patient’s blood is pumped through a specialized filter (dialyzer) that removes waste and excess fluids. This filtered blood is then returned to the patient’s body. Hemodialysis is typically performed at a dialysis center, usually three times a week, and each session lasts several hours.

Peritoneal Dialysis:

Peritoneal dialysis utilizes the peritoneum, a lining inside the abdominal cavity, as a natural filter. A special dialysis solution is introduced into the abdominal cavity through a catheter. This solution absorbs waste and excess fluids, and after a few hours, it is drained out, taking the impurities with it. Peritoneal dialysis can be done at home, offering more flexibility and independence to patients.

Reasons for Dialysis:

Dialysis is primarily recommended for individuals with end-stage kidney disease, where the kidneys have lost nearly all of their functioning. Common reasons for needing dialysis include:

Chronic Kidney Disease (CKD): In advanced stages of CKD, the kidneys become unable to perform their filtration functions effectively.

Acute Kidney Injury (AKI): Severe and sudden kidney damage may require temporary dialysis until the kidneys recover.

Certain Chronic Illnesses: Conditions like diabetes and high blood pressure can lead to kidney damage, necessitating dialysis.

Inherited Kidney Diseases: Some individuals are born with genetic kidney conditions that may lead to the need for dialysis.

Benefits of Dialysis:

Dialysis plays a critical role in maintaining the health and quality of life for those with kidney disease. Its benefits include:

Waste Removal: Dialysis helps remove harmful waste products from the body that accumulate when the kidneys are not functioning correctly.

Fluid Balance: It assists in regulating fluid levels in the body, which is essential for maintaining blood pressure and overall health.

Electrolyte Balance: Dialysis helps keep the balance of essential electrolytes like sodium and potassium in check.

Improved Well-Being: By providing these crucial functions, dialysis can significantly improve a patient’s overall well-being and quality of life.

If you’re seeking the best dialysis center in Dhaka, we recommend visiting Sasthya Seba Limited to explore their top-notch facilities and services.


Dialysis is a lifeline for individuals with kidney disease, enabling them to lead healthier and more fulfilling lives despite their condition. Understanding the types of dialysis, reasons for needing it, and its benefits is crucial for both patients and their families. If you or a loved one is facing kidney disease, consult with a healthcare professional to determine the most appropriate dialysis treatment plan for your specific needs.

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