Abstract
Endometriosis has traditionally been considered a gynecological condition. However, it is increasingly recognized as a multiorgan and systemic inflammatory disease that requires interdisciplinary care, spearheaded by a gynecologist with specialized training in clinical and surgical management. Bladder endometriosis is an extremely uncommon but dangerous type of infiltrating endometriosis, for which only pathological examination can establish a diagnosis. This case report describes a rare presentation of endometriosis mimicking a bladder neoplasm in a 44-year-old woman, emphasizing the importance of a thorough evaluation.