A common distant metastatic site for bladder cancer is the:

Bladder cancer commonly spreads to the lungs as a distant metastatic site. This occurrence is attributed to the vascular and lymphatic drainage pathways, which facilitate the migration of cancer cells from the bladder to the lungs. Once cancer cells enter the bloodstream, they can travel to various organs, but the lung is particularly susceptible due to its extensive blood supply and proximity to the vascular system.

Understanding the metastatic patterns of bladder cancer is crucial for prognosis and treatment planning. While other organs like the liver, brain, and bone can also be involved in metastasis, the lung remains one of the most frequent sites for distant spread in bladder cancer cases. This knowledge aids healthcare professionals in monitoring potential spread in patients diagnosed with this type of cancer.