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Nephrology

Guides on kidney function, creatinine and urine reports, swelling, high blood pressure and dialysis, and on when to see a nephrologist.

  • 2 Guides

About Nephrology

Kidney disease is often called silent, because the kidneys can lose much of their function before you feel anything. Diabetes and high blood pressure are the most common causes. A nephrologist, or kidney specialist, treats kidney conditions, helps slow kidney disease down, and manages dialysis and transplant care when needed.

When to See a Nephrologist

  • A high creatinine, low eGFR, or protein in your urine on a test
  • Swelling in the feet, ankles, or around the eyes
  • Diabetes or high blood pressure for many years, to keep an eye on your kidneys
  • Foamy urine, blood in the urine, or passing much more or much less urine than usual
  • Kidney disease in the family, or being told your kidneys are “weak”

Online or In-Clinic?

Many kidney consultations are about understanding reports and adjusting medicines and diet, which work well online. Regular blood tests are needed to track kidney function, and the doctor may ask you to come in for an examination or procedures.

Get Medical Help Straight Away If You Notice

  • Passing very little or no urine
  • Severe swelling with breathlessness
  • Confusion, extreme drowsiness, or fits
  • If you are on dialysis: chest pain, breathlessness, or a missed session with any of these symptoms

Contact your nearest healthcare provider straight away, or go to the nearest hospital emergency department.

Frequently Asked Questions

What does high creatinine mean?

Creatinine is a waste product the kidneys filter out, so a high level can mean the kidneys are not working as well as they should. It can also rise for a while with dehydration or some medicines. Your doctor will read it alongside your eGFR and urine tests, and may repeat it.

Can kidney disease be reversed?

Some sudden kidney problems recover fully with treatment. Chronic kidney disease usually cannot be reversed, but it can often be slowed a great deal by controlling blood sugar and blood pressure, taking the right medicines, and avoiding painkillers that harm the kidneys.

Are painkillers bad for the kidneys?

Regular use of common painkillers like ibuprofen and diclofenac can harm the kidneys, especially if you already have kidney disease or diabetes, or are dehydrated. Check with your doctor before taking them regularly.

Should I see a nephrologist or a urologist?

A nephrologist treats how the kidneys work: kidney disease, protein in the urine, dialysis. A urologist treats structural problems of the kidneys and urinary tract, like stones, prostate enlargement and blockages, and performs surgery.

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