Overview
Small cell bladder cancer is extremely rare, aggressive, neuroendocrine origin.
Symptoms
- •Hematuria
- •Pelvic pain
- •Weight loss
- •Paraneoplastic syndromes
Diagnosis
- ✓Biopsy
- ✓Neuroendocrine markers
- ✓CT chest/abdomen
Treatments
- →Chemotherapy (platinum-etoposide)
- →Radiation
- →Cystectomy (rare)
Risk Factors
⚠️Smoking
⚠️Unknown
Key Facts
- ℹ️<1% of bladder cancers
- ℹ️Median survival 6-12 months
ICD-10: C67.9 | Prevalence: nadir
Last updated: 11/9/2025