Primary adenosquamous carcinoma of the stomach: experience of 11 cases and its clinical analysis.

1) During the last 10 years, 11 cases of primary adenosquamous carcinoma of the stomach were operated on. 2) Histologically, the specimens from the stomach showed adenocarcinoma with squamous differentiation in all the cases. 3) All the patients but 1 were males and their average age was 61.2 years. 4) The duration of illness prior to treatment was relatively long period of time and the chief complaints in over half of the patients were abdominal pain. 5) Eight cases showed metastases at the time of operation. Metastasis to the regional lymph nodes was observed in 8 cases and the squamous element was present in 5 of these cases. 6) There was no operative death. Followup study was made in 9 cases. Only 2 are still alive and the remaining 7 died of recurrence. The length of survival averaged 10.7 months.