Does Kidney Biopsy Cause Damage to the Kidney?

Kidney biopsy causes minimal damage to the kidney, involving only a small amount of kidney tissue. However, it should only be performed after confirming that urine protein levels are 3+ or higher, both kidneys are of normal size, and blood tests are normal. Only under these conditions is kidney biopsy safe and necessary. It is recommended to consult with a kidney specialist.
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