[Primary adenosquamous carcinoma of the stomach].
BACKGROUND
Primary adenosquamous carcinoma of the stomach is a rare tumour, the incidence of which does not exceed 1% of gastric tumours. This tumour shows two different cell components: one squamous and the other adenomatous.


METHODS
The authors report a case of a primary adenosquamous carcinoma of the stomach in a 55-year-old Caucasian (white) man, whose pathology and immunohistochemistry show the presence of both types of cells: adenomatous and squamous.


CONCLUSIONS
The authors show an interesting and rare case of adenosquamous tumour, discuss its pathogenesis, diagnosis, clinics and pathologic features.
Departamento de Morfologia e Patologia, Faculdade de Ciências Médicas e Biológicas de Sorocaba, Pontifícia Universidade Católica de São Paulo, Sorocaba.
E D
ED
Manna
A A
AA
Seixas
R P
RP
de Araújo
M C
MC
Ferro
D018196:Carcinoma, Adenosquamous / Q000473:pathology*; D002294:Carcinoma, Squamous Cell / Q000473:pathology; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D013274:Stomach Neoplasms / Q000473:pathology*