Your kidneys work continuously to filter waste and extra fluid from the blood. They also help regulate blood pressure, maintain mineral balance, and support other important processes in the body.

When kidney function becomes impaired over time, it can lead to chronic kidney disease, commonly called CKD. Because early CKD often causes few or no noticeable symptoms, regular testing can be important for people who have risk factors such as diabetes or high blood pressure. Also chronic kidney disease management becomes even more important.

What Is Chronic Kidney Disease?

Chronic kidney disease occurs when the kidneys have damage or structural problems that affect how well they filter the blood. The condition can develop gradually and may worsen over time.

Diabetes and high blood pressure are among the most common causes of CKD in adults. Heart disease and a family history of kidney disease can also increase risk.

One of the challenges with CKD is that kidney function can decline before a person notices obvious symptoms.

What Are the Symptoms?

Early kidney disease may not cause noticeable symptoms. In many cases, blood and urine testing is needed to identify kidney problems.

As CKD becomes more advanced, possible symptoms can include:

• Swelling in the legs, ankles, feet, hands, or face

• Fatigue

• Changes in urination

• Foamy urine

• Nausea or loss of appetite

• Trouble concentrating

• Itchy or dry skin

• Muscle cramps

• Sleep problems

• Shortness of breath

These symptoms can occur with other health conditions, so they do not automatically mean someone has CKD.

How Is CKD Diagnosed?

Healthcare professionals use blood and urine tests to evaluate kidney health.

One important measure is estimated glomerular filtration rate, or eGFR. It provides an estimate of how well the kidneys filter waste from the blood. A urine albumin-creatinine ratio, or uACR, helps identify protein leakage into the urine.

Both measures provide useful information about kidney function and kidney damage.

Understanding Kidney Disease Stages

CKD is commonly divided into five G stages based mainly on eGFR, ranging from G1 to G5.

G1 and G2 can involve evidence of kidney damage even though estimated filtration may still be relatively preserved. G3 is divided into G3a and G3b and represents a greater reduction in kidney function. G4 indicates severe loss of kidney function, while G5 represents kidney failure.

The stage helps healthcare professionals understand kidney function and plan appropriate monitoring and treatment.

Why Blood Pressure Matters

High blood pressure and kidney disease have a close relationship. High blood pressure can damage the blood vessels in the kidneys, while kidney disease can also contribute to high blood pressure.

Controlling blood pressure is an important part of protecting kidney health. Treatment may include prescribed medications and lifestyle changes such as reducing sodium intake, staying active, maintaining a healthy weight, and stopping smoking.

What Does Chronic Kidney Disease Management Involve?

There is no single management plan for everyone with CKD. Care depends on kidney function, underlying causes, other health conditions, and the individual's overall health.

Chronic kidney disease management may include:

• Monitoring kidney function

• Managing blood pressure

• Managing blood glucose when diabetes is present

• Taking medications as prescribed

• Following an appropriate eating plan

• Staying physically active

• Maintaining a healthy weight

• Avoiding smoking

• Attending regular follow-up appointments

A healthcare professional may also recommend working with a dietitian who understands kidney disease. Dietary needs can change as CKD progresses.

Can Kidney Disease Be Prevented or Slowed?

Not every case of CKD can be prevented. However, managing conditions that contribute to kidney damage may help reduce risk or slow progression.

People with diabetes, high blood pressure, heart disease, or a family history of kidney disease may benefit from regular kidney health checks. Detecting kidney problems earlier gives healthcare professionals more time to address risk factors and develop an appropriate care plan.

When Should You Talk With a Healthcare Professional?

Consider discussing kidney testing with your healthcare professional if you have diabetes, high blood pressure, cardiovascular disease, or a family history of kidney disease.

You should also discuss symptoms such as persistent swelling, changes in urination, unexplained fatigue, foamy urine, or other concerning changes.

Testing can help identify kidney problems that may not yet be causing obvious symptoms.

Clinical Research and CKD

Researchers continue to study potential approaches for people with chronic kidney disease, including CKD associated with high blood pressure. Clinical trials may evaluate investigational treatments, their safety, and their potential effects on specific groups of patients.

If you are interested in research opportunities, you can learn more about Lucida Clinical studies and find high blood pressure clinical trials for CKD.

Key Takeaway

Chronic kidney disease can develop quietly, particularly during its early stages. Regular testing, blood pressure management, appropriate treatment, and healthy habits can all play a role in protecting kidney function. If you have risk factors for CKD, talk with a healthcare professional about whether kidney testing is appropriate.