micropapillary carcinoma
micropapillary carcinoma
A generic term for a carcinoma characterised by small, tight clusters of neoplastic cells devoid of fibrovascular cores floating in clear spaces, resembling lymphatics or small papillary clusters, and surrounded by prominent stromal desmoplasia. They are often present at high stages with nodal involvement.Examples
Breast, lung, ovary, salivary duct, thyroid, urothelium.