American Board of Pathology (ABPath) 2025 – 400 Free Practice Questions to Pass the Exam

The term 'ureterocele' specifically refers to a cystic dilation located at the opening of the ureter, which usually occurs as it enters the bladder. This condition is characterized by a protrusion of the ureter into the bladder, forming a pouch-like structure that can lead to various urinary issues, such as obstruction or infection. The nature of this condition is mainly anatomical and relates directly to the ureter and its junction with the bladder, involving both dilation and a cystic formation.

In contrast, options related to a kidney stone, dilation of the ureter, or a pelvic mass do not accurately define ureterocele. A kidney stone pertains to a solid mass formed from crystals in the kidneys, dilation of the ureter generally describes an enlargement but does not specify a cystic structure, and a pelvic mass could encompass a wide array of conditions not directly related to the ureter or its opening. Understanding the specific characteristics and location of ureterocele is key to recognizing its clinical implications and differentiating it from other urinary tract conditions.