Case report reveals polypoid large intestinal involvement in metastatic castrate-resistant prostate cancer, highlighting an exceptionally rare presentation of gastrointestinal metastasis.
Prostate cancer most commonly metastasizes to the bone and lymph nodes. Gastrointestinal metastasis has been noted in the literature but appears to be an exceedingly uncommon phenomenon. Large intestinal involvement in particular has been reported on only a few occasions, and never concomitantly with small intestinal metastatic involvement.
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Narayanan et al. (2024) studied this question.
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