[Single prostatic metastasis of a small cell lung carcinoma]. / Metástasis única en próstata de carcinoma microcítico pulmonar.

BACKGROUND: To make the difference between two uncommon entities, small cell prostate carcinoma and prostatic metastasis of small cell lung cancer. METHODS: We describe a case of single extrapulmonar metastasis in the prostate from small lung carcinoma. RESULTS: We describe a case of single extrapulmonar metastasis in the prostate from small lung carcinoma. CONCLUSIONS: Clinical and radiographic findings and inmunohistochemistry allow differential diagnosis.