Bladder Small Cell Carcinoma, also known as small cell bladder cancer, is related to lung oat cell carcinoma and small cell cancer of the lung. An important gene associated with Bladder Small Cell Carcinoma is SYP (Synaptophysin), and among its related pathways/superpathways is Neuroscience. Affiliated tissues include breast and prostate, and related phenotypes are hematuria and bladder neoplasm