Basal cell adenocarcinoma arising in salivary gland metaplasia of the breast: a novel salivary gland-type tumor developing in the breast.

A variety of salivary gland-type lesions occur in the breast. Three cases of a novel mammary carcinoma arising in a background of salivary gland metaplasia and morphologically similar to basal cell adenocarcinoma of the salivary gland are presented. The clinical presentation, morphologic features, treatment, and follow-up of these cases are discussed.

Clinical significance of anti-Jra: report of two cases and review of the literature.

Background: Jra is a high-frequency antigen seen in all populations, but the clinical significance of Jra antibodies is incompletely understood. Two cases are reported in which patients with anti-Jra received incompatible transfusions.

Case Reports: A 69-year-old Japanese man had anti-K and anti-Jra.