Three different benign breast lesions showing smooth muscle cells in the stroma are reported. Benign smooth muscle cells are rarely found in the breast, and it is likely that they originate from metaplastic changes of the stroma itself.
Mac KenzieD.H.: A fibro-adenoma of the breast with smooth muscle. J. Pathol. Bact., 96: 231–232, 1968.
13.
MoralesA.R., FineG., PardoV., HornR.C.: The ultrastructure of smooth muscle tumours with a consideration of the possible relationship of glomangiomas, hemangiopericytomas, and cardiac myxomas. Pathol. Annu., 10: 65–92, 1975.
14.
NascimentoA.G., KarasM., RosenP.P., CaronA.G.: Leiomyoma of the nipple. Am. J. Surg. Pathol., 3: 151–154, 1979.
15.
NorrisH.J., TaylorH.B.: Relationship of histologic features to behaviour of cystosarcoma phylloides. Cancer, 20: 2090–2099, 1967.
16.
QizilbashA.H.: Cystosarcoma phylloides with liposarcomatous stroma. Am. J. Clin. Pathol., 65: 321–327, 1976.
17.
RyanG.B., CliffW.J., GabbianiG., IrléC., MontadonD., StatkovP.R., MajnoG.: Myofibroblasts in human granulation tissue. Hum. Pathol., 5: 55–67, 1974.
18.
SmithB.H., TaylorH.B.: The occurrence of bone and cartilage in mammary tumors. Am. J. Clin. Pathol., 51: 610–618, 1969.
19.
StoutA.P.: Solitary cutaneous and subcutaneous leiomyoma. Am. J. Cancer, 29: 435–464, 1937.
