Invasive Cystic Hypersecretory Ductal Carcinoma of Breast: Challenges in Diagnosis and Management.

Cystic hypersecretory lesions of the breast are a spectrum of conditions ranging from cystic hypersecretory hyperplasia with atypia and invasive cystic hypersecretory carcinoma (CHC). It is a subtype of ductal carcinoma of the breast. The tumour is very infrequent and hence, extensive literature is limited.