Chronic Kidney Disease and Its Stages: What You Need to Know
Learn about Chronic Kidney Disease (CKD) stages, causes, symptoms, and early detection methods. Discover how CKD progresses and the importance of early treatment.
Dr. Tanmay Mukherjee
1/16/20253 min read


Chronic Kidney Disease and Its Stages: What You Need to Know with Dr. Tanmay Mukherjee
Chronic Kidney Disease (CKD) is a progressive condition where the kidneys gradually lose their ability to filter waste and excess fluids from the blood. Understanding the stages of CKD, its causes, and symptoms is crucial in managing and preventing further damage. Dr. Tanmay Mukherjee, a leading nephrologist, emphasizes the importance of early detection and treatment in preventing kidney failure and improving quality of life.
What is Chronic Kidney Disease?
Chronic Kidney Disease is a long-term condition that affects the kidneys' function over time. The kidneys play a vital role in filtering waste, balancing fluids, and regulating blood pressure. When kidney function declines, waste products and excess fluid build up in the body, leading to complications. CKD can result from diabetes, hypertension, genetic factors, and infection.
Stages of Chronic Kidney Disease
Chronic Kidney Disease is classified into five stages based on the glomerular filtration rate (GFR), which measures how well the kidneys are functioning. Understanding the stages of CKD can help you manage your condition more effectively.
Stage 1: Normal Kidney Function with Minor Damage (GFR 90 or higher)
At this stage, kidney function remains normal, but there may be signs of kidney damage. Routine tests may detect early damage, even before symptoms appear.Stage 2: Mild Kidney Damage (GFR 60-89)
At stage 2, kidney function begins to decline. However, the kidneys can still filter blood effectively. You may not notice any symptoms, but regular monitoring is essential to prevent further damage.Stage 3: Moderate Kidney Damage (GFR 30-59)
Stage 3 is when kidney function significantly declines. Symptoms such as swelling in the legs, fatigue, and high blood pressure may begin to appear. Managing underlying conditions like diabetes and hypertension becomes crucial at this stage.Stage 4: Severe Kidney Damage (GFR 15-29)
At stage 4, kidney function is severely reduced. Patients may experience symptoms like nausea, vomiting, fatigue, and shortness of breath. Immediate medical intervention is needed to prevent kidney failure.Stage 5: Kidney Failure (GFR less than 15)
Stage 5 is considered end-stage kidney failure. At this point, the kidneys are functioning at less than 15% of their capacity. Dialysis or a kidney transplant is necessary to sustain life.
Causes and Risk Factors of CKD
CKD can be caused by various factors, including:
Diabetes: High blood sugar levels damage kidney blood vessels, leading to CKD.
Hypertension (high blood pressure): Increases the risk of kidney damage.
Glomerulonephritis: Inflammation of kidney filtering units.
Polycystic Kidney Disease: A genetic condition causing cysts in the kidneys.
Heart disease: Poor cardiovascular health affects kidney function.
Obesity and smoking: These lifestyle factors contribute to CKD.
If you have any of these risk factors, it's important to monitor your kidney health regularly.
Symptoms of Chronic Kidney Disease
Symptoms of CKD often don’t appear until the condition is more advanced. Some early symptoms to watch out for include:
Fatigue and weakness
Swelling in the legs, ankles, or feet
Changes in urination (e.g., more frequent or less frequent urination)
Back pain
Nausea and vomiting
Shortness of breath
If you notice any of these symptoms, it’s important to consult with a nephrologist like Dr. Tanmay Mukherjee to discuss your kidney health.
Early Diagnosis and Treatment
Early diagnosis is key in managing CKD and preventing further damage. Dr. Tanmay Mukherjee emphasizes the importance of routine tests such as urine tests, blood tests, and regular monitoring of blood pressure and blood sugar. Early treatment may involve managing underlying conditions, such as diabetes or hypertension, and making lifestyle changes, including:
Adopting a kidney-friendly diet with low salt, low potassium, and low phosphorus
Regular exercise to maintain a healthy weight
Quitting smoking and limiting alcohol consumption
Treatment Options for Chronic Kidney Disease
Treatment for CKD depends on the stage and underlying causes. In the early stages, lifestyle changes and medications can help slow the progression of the disease. For more advanced stages, treatments may include:
Medications to control blood pressure, blood sugar, and cholesterol levels
Dialysis to filter waste when kidney function is severely reduced
Kidney transplant in end-stage kidney failure
Dr. Tanmay Mukherjee works with patients to develop personalized treatment plans that address the unique needs of each individual.
Consult Dr. Tanmay Mukherjee for Expert Kidney Care
If you are at risk for Chronic Kidney Disease or experiencing symptoms, it’s crucial to seek medical advice as soon as possible. Dr. Tanmay Mukherjee, an experienced nephrologist, can help you understand the stages of CKD, provide early diagnosis, and offer the best treatment options tailored to your needs.
Dr. Tanmay Mukherjee
Leading Nephrologist & Renal Transplant Physician in Kolkata. With more than 15 years of experience as a top nephrologist.
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