The occurrence of bizarre cell clusters in bladder scraping specimens.
D002449:Cell Aggregation; D003581:Cytodiagnosis; D003937:Diagnosis, Differential; D006801:Humans; D008722:Methods; D009092:Mucous Membrane / Q000473:pathology; D010212:Papilloma / Q000175:diagnosis*; D001743:Urinary Bladder / Q000473:pathology*; D001749:Urinary Bladder Neoplasms / Q000175:diagnosis*