Penile metastasis: an unusual presentation of metastatic colonic cancer.

We report here an interesting presentation of a primary colonic carcinoma in a urological setting. A previously unknown case of colonic carcinoma presented with a lesion in the glans penis which was later diagnosed as a secondary deposit from colonic cancer. Penile involvement has been implicated as a metastatic site in several tumours. Although uncommon, this presentation is not unknown. A literature review of this unusual presentation has been performed and is summarised in the article