Stent encrustation or fragmentation? A case report of post stent removal encrustation in postpartum woman and literature review.

In the absence of guidelines, stent indwelling time vary with centers' habits, stent materials and patient's education. Early detection of stent encrustation and timely removal of the encrusted stent are still the best way to avoid stent retention. Violent stent removal is of danger and not recommended in any case.