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A member asked:

Which size kidney stone can be passed without surgery?

A doctor has provided 1 answer
Dr. Bruce J. Stringer answered

Specializes in Radiology

Smaller is better: In one large study the passage rate was 78% for stones measuring 1 to 4 mm, 60% for those 5 to7 mm, and 39% for those 8 mm or larger.

Answered 3/17/2018

4.8k views

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