Nephrology: Complete Guide to Kidney Health, Disease, Tests and Treatment

Nephrology is the branch of medicine focused on the diagnosis, treatment, and prevention of kidney diseases. The kidneys play a vital role in filtering waste products from the blood, balancing fluids, regulating blood pressure, and maintaining electrolyte balance.

At Tambaram Medical Center, our nephrology specialists provide comprehensive kidney care including diagnosis, kidney function testing, dialysis, and long‑term management of kidney disease.

What Do the Kidneys Do?

The kidneys perform several essential functions in the body:

  • Filtering toxins and waste products from the blood
  • Balancing body fluids
  • Regulating blood pressure
  • Maintaining electrolyte balance
  • Producing hormones that support red blood cell production

Common Kidney Diseases

Kidney diseases can develop gradually and may not cause noticeable symptoms in early stages.

  • Chronic Kidney Disease (CKD)
  • Kidney stones
  • Kidney infections
  • Electrolyte disorders
  • Kidney failure

Learn more about early symptoms here:

Early Signs of Kidney Disease

Symptoms of Kidney Disease

  • Swelling in feet and ankles
  • Fatigue
  • Changes in urination
  • Nausea
  • High blood pressure

Read more about warning symptoms:

Kidney Failure Symptoms

Kidney Function Tests

  • Creatinine blood test
  • Estimated Glomerular Filtration Rate (eGFR)
  • Urine analysis
  • Kidney ultrasound

Learn more:

Kidney Function Test Guide

Creatinine vs eGFR

Kidney Disease Treatment

  • Medication
  • Diet and lifestyle changes
  • Blood pressure management
  • Dialysis treatment
  • Kidney transplant in severe cases

Learn more about dialysis treatment:

Dialysis Explained

Diet and Kidney Health

Foods for Kidney Health

When Should You See a Nephrologist?

If you experience persistent swelling, abnormal kidney test results, or symptoms of kidney disease, consulting a specialist is recommended.

Our specialists provide expert diagnosis and treatment through our Best Nephrologist in Chennai services.

You can also contact us to schedule an appointment.

Frequently Asked Questions

What is nephrology?

Nephrology is the medical specialty focused on diagnosing and treating kidney diseases.

What diseases do nephrologists treat?

Nephrologists treat chronic kidney disease, kidney stones, kidney infections, electrolyte disorders, and kidney failure.

When should I see a nephrologist?

You should consult a nephrologist if you have abnormal kidney test results, swelling, or persistent high blood pressure.