Heterochronous multiple primary prostate cancer and lymphoma: A case report

Figure 1 Computed tomography images. A: Occupational lesion of the posterior segment of the upper lobe of the left lung; B: Prostate enlarged, surface not smooth and indistinctly demarcated from bladder on the anterior surface; wall of rectum markedly thickened.

Figure 2 Rectal biopsy: Heterogeneous cells with extrusion injury are seen in the mucosal interstitium. A: Original magnification: × 100; B: Original magnification: × 100.

Figure 3 Lung biopsy: Malignant tumour, consider non-Hodgkin's lymphoma. A: Original magnification: × 40; B: Original magnification: × 100.

Figure 4 Tumor changes after 2 cycles of chemotherapy with the CHOP regimen. A: Changes of chest lesions after chemotherapy; B: Changes of rectal lesions after chemotherapy.