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Richard B. Cattell, M.D.; Albert J. Mace, M.D.
JAMA. 1951;146(13):1230-1231. doi:10.1001/jama.1951.63670130010012e.
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Malignant involvement of the penis, either metastatic or by direct extension from a carcinoma of the rectum, is exceedingly rare. In a recent review of the literature Thompson1 found only three cases reported and added one case of his own. In two of the three cases reported the presenting symptom was urinary retention caused by obstruction of the urethra. In the third case the presenting symptom was priapism. Examination revealed metastatic adenocarcinoma of the penis from a primary adenocarcinoma of the rectum in each case. The rectal lesion in these three instances was inoperable, and all three patients were dead from metastatic carcinoma in three to five months. In the fourth case a penile lesion developed subsequent to the resection of the rectum for adenocarcinoma. Priapism was the presenting symptom. This patient died 10 months after amputation of the penis.

Because of the rarity of this condition and the


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