Fig. 1
Urethrostenosis Caused by Metastasis in Penile Corpus Cavernosum from Esophageal Squamous Carcinoma. a: gross appearance of the penis and the palpable hard nodules (arrow); b: retrograde urethrography showed the secondary urethrostenosis (arrow); c: ultrasonic guided biopsy from one of the nodules, the arrow showed the needle passage of operating biopsy; d: the mass in the right penile corpus cavernosum confirmed by MRI-T2 weighted phase (arrow); e: pathological diagnosis of the biopsy detected the metastatic squamous carcinoma (HE stain: × 40)