(Biopsy, Kidney; Renal Biopsy; Biopsy, Renal)
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Reasons for Procedure
- Blood in the urine
- High levels of protein in the urine
- Low kidney function
- A growth on the kidney
- Kidney infection
- A cyst on the kidney
What to Expect
Prior to Procedure
Before the biopsy, your doctor may order urine tests, blood tests, and
of your kidneys.
- You should ask your doctor when you can expect to know the biopsy results.
- Arrange for a ride home after your biopsy.
- Your doctor may ask you to fast or eat lightly before your biopsy.
Talk to your doctor about your medications. You may be asked to stop taking some medicines up to one week before the procedure like:
- Anti-inflammatory drugs such as ibuprofen
- Blood thinners
- Anti-platelet medications
Description of Procedure
How Long Will It Take?
How Much Will It Hurt?
- Rest to prevent bleeding. You should usually rest for the first 24-48 hours after the biopsy. Do not lift or exercise until your doctor says it is okay.
- Keep your biopsy site clean and dry.
- Check your urine. You may notice some blood in your urine. This is normal for the first 24 hours. If there is bleeding that lasts longer than 24 hours or there is a lot of bleeding, call your doctor.
- Be sure to follow your doctor’s instructions.
Call Your Doctor
- Bloody urine 24 hours after biopsy or a lot of blood in the urine
- Difficulty urinating
- Signs of infection, including fever and chills
- Pain that is worse at biopsy site
- Pain that you cannot control with the medications that you have been given
- A constant urge to urinate
- Pain or burning when you urinate
- Redness or drainage at biopsy site
National Kidney Foundation http://www.kidney.org
National Kidney and Urologic Diseases Information Clearinghouse http://kidney.niddk.nih.gov
Health Canada http://www.hc-sc.gc.ca
The Kidney Foundation of Canada http://www.kidney.ab.ca
How is kidney cancer diagnosed? American Cancer Society website. Available at: http://www.cancer.org/cancer/kidneycancer/detailedguide/kidney-cancer-adult-diagnosis. Updated January 18, 2013. Accessed August 5, 2013.
Israel GM, Francis IR, et al; Expert Panel on Urologic Imaging. Indeterminate renal mass. American College of Radiology (ACR); 2007.
Kidney biopsy. National Kidney and Urologic Diseases Information Clearinghouse website. Available at: http://kidney.niddk.nih.gov/kudiseases/pubs/biopsy/. Accessed September 2, 2010. Accessed August 5, 2013.
6/3/2011 DynaMed's Systematic Literature Surveillance http://www.ebscohost.com/dynamed: Mills E, Eyawo O, et al. Smoking cessation reduces postoperative complications: a systematic review and meta-analysis. Am J Med. 2011;124(2):144-154.e8.
- Reviewer: Mohei Abouzied, MD
- Review Date: 05/2014 -
- Update Date: 00/52/2014 -