Nephrology

Ultrasound guidance for kidney biopsies

A real-time imaging technique used to safely and accurately perform kidney biopsies.

What is Ultrasound Guidance for Kidney Biopsies?

Ultrasound guidance is a technique that uses high-frequency sound waves to visualize the kidney during a biopsy. It allows the doctor to precisely guide the biopsy needle to the correct location, ensuring an accurate tissue sample is obtained while minimizing risk to surrounding structures.

This technique helps to:

Increase accuracy and safety of kidney biopsies

Minimize complications such as bleeding or injury

Identify the best biopsy site within the kidney

Monitor the needle’s path in real time

Improve diagnostic reliability and procedure success

What to expect during the procedure?

Performed under local anesthesia with the patient awake or lightly sedated

The patient lies on their stomach (for native kidneys) or back (for transplanted kidneys)

Ultrasound imaging is used throughout to visualize the kidney

A fine needle is inserted under guidance to collect small tissue samples

The procedure typically lasts 20–30 minutes

Short observation afterward to monitor for bleeding or discomfort

Why is it performed?

To ensure precision and safety in percutaneous kidney biopsies
To guide tissue sampling in both native and transplanted kidneys
To reduce the risk of complications and repeat procedures
To improve diagnostic accuracy for kidney diseases
To allow real-time monitoring during minimally invasive interventions

Risks and Considerations

Minimal risk due to real-time imaging guidance
Possible mild bleeding or bruising at the biopsy site
Rare infection or discomfort after the procedure
Temporary soreness that usually resolves in a few days
Requires brief post-procedure monitoring to ensure safety

Early detection is important for managing the condition and preventing further complications.

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FAQs

Is the ultrasound itself painful?

No, ultrasound is completely painless. Only mild pressure from the probe may be felt.

How does ultrasound improve the biopsy?

It allows the doctor to see the kidney in real time and guide the needle safely and accurately.

How long does it take?

Usually 20–30 minutes, depending on the complexity and patient’s condition.

Do I need anesthesia?

Local anesthesia is used to numb the area; mild sedation may be added if needed.

When should I contact my doctor after the biopsy?

If you notice heavy bleeding, severe pain, fever, or dizziness, contact your doctor right away.

Nephrology

Doral Health & Wellnes Kidney Department

Doral Health & Wellness Nephrology provides comprehensive care for patients with kidney disease. Our nephrologists offer a range of services, including diagnosis, treatment, and management of various kidney conditions. We provide personalized care, using advanced diagnostics and treatment plans, including dialysis and transplantation, to help you manage your kidney health and improve your quality of life.