PMC375536_01
A representative section of the primary tumour showing adenocarcinoma cells with a signet-ring morphology and abundant extra-cellular mucin.
1471-2490-4-1-1.jpg
PMC375536_01_1471-2490-4-1-1.jpg
F1
Unexpectedly, histology revealed a mucinous adenocarcinoma of the appendix (figure 1).
Metastatic tumour. At lower power, mucin lakes can be seen within fibrous tissue. Seminifero tubules can be seen at the top right.
1471-2490-4-1-2.jpg
PMC375536_01_1471-2490-4-1-2.jpg
F2
To our surprise, the histology revealed metastases of the appendiceal carcinoma in both, left testis and spermatic cord (figures 2 &3).
At higher power, the metastatic tumour also has a signet-ring cell morphology similar to that of the primary tumour in the appendix.
1471-2490-4-1-3.jpg
PMC375536_01_1471-2490-4-1-3.jpg
F3
To our surprise, the histology revealed metastases of the appendiceal carcinoma in both, left testis and spermatic cord (figures 2 &3).