Abstract
Purpose:
We performed a systemic review with meta-analysis to compare tubeless vs conventional percutaneous nephrolithotomy (PCNL) and assess the effectiveness and safety of this innovative procedure.
Materials and Methods:
A systematic review of PUBMED, EMBASE, LILACS, and Cochrane Library was performed to identify all randomized controlled trials (RCTs) that compared tubeless PCNL vs conventional PCNL. The analyzed outcomes were stone-free rate, pain assessment, analgesic medication requirements, operative time, hospitalization time, blood loss, and complications.
Results:
A total of 10 RCTs were identified that reported 621 patients. Seven studies analyzed stone-free rates. Meta-analysis of the data resulted in no difference between tubeless and conventional PCNL. Operative time, blood transfusion, hemoglobin drop and postoperative fever did not differ between the groups. Meta-analysis of length of hospitalization and prolonged urinary drainage was analyzed and favored the tubeless PCNL group.
Conclusions:
Tubeless PCNL is a safe and effective procedure with a stone clearance rate comparable to that of conventional PCNL. Tubeless PCNL presented a shorter hospital stay and less postoperative urinary leakage. Pain reduction and minimization of analgesic requirements also were demonstrated.
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