case_images: PMC10637143_01
case_images: Endoscopic images showing severe stenosis of the distal rectum and a partially obstructing large mass in the mid and distal rectum.
case_images: 10.1177_23247096231211053-fig1.jpg
case_images: PMC10637143_01_10.1177_23247096231211053-fig1.jpg
case_images: fig1-23247096231211053
case_images: The colon was traversed after down-sizing to an EGD scope, and a partially obstructing large mass was found in the mid and distal rectum (Figure 1).
case_images: Histopathological images showing numerous malignant glands infiltrating the rectal mucosa (top panels). Tumor cells are positive for PSA (bottom panels).
case_images: 10.1177_23247096231211053-fig2.jpg
case_images: PMC10637143_01_10.1177_23247096231211053-fig2.jpg
case_images: fig2-23247096231211053
case_images: Surgical pathology of the rectal mass revealed numerous malignant glands infiltrating the rectal mucosa (Figure 2). Tumor cells were positive for PSA and negative for the gastrointestinal marker caudal-type homeobox 2 (CDX2) (Figure 2), thus confirming metastatic prostatic carcinoma with rectal metastasis.