top of page

Recommendations for the user kidney biopsy

What is it? 

Renal biopsy is one of the procedures that has contributed the most to the knowledge of kidney diseases and should help in diagnosis, prognosis, and treatment.


There are three types of biopsy: 

  • Open kidney biopsy

  • Laparoscopic kidney biopsy

  • Percutaneous renal biopsy.

Instructions before the procedure 
  • This type of procedure is only performed in hospital institutions.

  • You must bring your personal items, since you must be hospitalized 24 hours after the procedure for your recovery.


Follow the instructions below carefully, the success of the procedure depends largely on your collaboration.

  1. Fasting for at least 6 hours (fasting includes not consuming any type of food, including water). Hypertensive and/or diabetic patients should take their medications with little water.

  2. If the patient is diabetic, they must comply with 6 hours of fasting without exceeding the indicated time (6 hours).

  3. If the patient is diabetic, they must comply with 6 hours of fasting without exceeding the indicated time (6 hours).

  4. If the patient takes insulin, on the day of the exam it should not be given.

  5. If you consume ASA, ASPIRIN or ASAWIN, you must discontinue them 8 days before the exam,

  6. If you consume or are applied antiplatelet and/or anticoagulant medications such as: Clopidogrel (plavix, Iscover), Warfarin (coumadin), heparin, enoxaparin (fraxiparin), dalteparin (fragmin) you must suspend it before the procedure with the prior authorization of the treating physician.

  7. You must stop all homeopathic medicines such as Ginkgo biloba, fatty acids, omega 3, vitamin E or green tea

  8. If the patient is hypertensive, DO NOT suspend the medication for hypertension and have a check-up carried out one week before the procedure at your care center.

  9. Bring previous clinical history if you have it and the treating specialist will order you to perform coagulation tests TP, TPT, Platelets, Hemoglobin and Hematocrit in the same week of the examination (these are clinical laboratory tests) and with normal values; also bring results of previous imaging studies (ultrasounds, x-rays, tomographies, magnetic resonances).


Post Procedure Instructions

  1. You will be under clinical observation and complete bed rest for 24 hours after the examination with strict monitoring of blood pressure and pulse.

  2. Disability from 8 to 10 days with absolute bed rest. 

  3. Do not perform physical exercise, strenuous activities, or lift heavy objects for at least 2 weeks after the test.

  4. Place local ice, take antibiotics and anti-inflammatory and analgesic medications according to medical order.

  5. In case of pain, you can consume acetaminophen 1 gram every 8 hours.

  6. Nephrology review with biopsy results.


Warning signs and symptoms


In case of abundant bleeding, external pain, swelling, abdominal pain, or at the biopsy site, paleness, sweating, hypothermia, dizziness, fainting, fever, or discharge of purulent material or abundant bleeding from the area operated on, alteration of the consciousness or respiratory distress should consult for emergencies.

bottom of page