"With these tumours, cellular differentiation is not sufficient for the tumour to be categorised into serous, mucinous or other specified subtypes. Pure undifferentiated carcinomas are rare; most of these tumours are mixed, with areas of serous, glandular, or transitional cell differentiation."
"With these tumours, cellular differentiation is not sufficient for the tumour to be categorised into serous, mucinous or other specified subtypes. Pure undifferentiated carcinomas are rare; most of these tumours are mixed, with areas of serous, glandular, or transitional cell differentiation."