%0 Journal Article %T An Unusual ¡°Collision Tumour¡± of the Prostate Gland and Rectum %A A. C. Harris %A C. F. Healy %A D. Ferguson %A J. Waterhouse %A M. F. Mohammed %J Archive of "Canadian Journal of Gastroenterology & Hepatology". %D 2016 %R 10.1155/2016/7486473 %X Collision tumours of two different histopathological processes are rare. We describe a case of a patient with known low grade prostate adenocarcinoma developing a rectal GIST, which was diagnosed with combined imaging modalities of MR and ultrasound and confirmed by transrectal ultrasound guided biopsy %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4904708/