A Case Report and Literature Review of a Giant Bladder Stone in a 43-year-old Female (9 x 8 x 4 cm, 250g).

Cystoliths are an uncommon manifestation of urolithiasis. They are typically observed in male patients who are over the age of 45. A giant bladder calculus is a stone that is greater than 4 cm in diameter and weighs more than 100 g.

Prognostic Factors for Residual Lithiasis in Patients With Staghorn Calculi Undergoing Percutaneous Nephrolithotomy in the Maya Region of Yucatan, Mexico: A Case-Control Study.

Background: Yucatan stands out as the state with the highest prevalence of urolithiasis in Mexico, placing significant demands on healthcare services, such as consultation and surgical intervention. Staghorn calculi are related to recurrent urinary tract infections, and their management is always surgical. The stone-free rate is a parameter used to measure the success of surgery, with residual stones considered those persisting four weeks after surgical management.