A Rare Case of Metastatic Malignant Melanoma to the Colon from an Unknown Primary

<table>High magnification of the tissue biopsy showing irregular nuclear borders, condensed chromatin, and numerous atypical mitoses.</table>

Case Reports in Gastrointestinal Medicine

Figure 3: A Rare Case of Metastatic Malignant Melanoma to the Colon from an Unknown Primary 