1] It is difficult to distinguish from fibroadenomas, while malignant cystosarcoma
phyllodes can grow in size quickly and metastasize early.
Primary osteosarcoma of the breast is a rare and aggressive malignancy that should be differentiated from two other similar tumors: metaplastic carcinoma and cystosarcoma
But 1 case was misdiagnosed as malignancy and turned out to be benign cystosarcoma
phyllodes, a benign lesion.
Malignant phyllodes tumor, previously known as cystosarcoma
phyllodes or periductal stromal tumor, is a lobulated and well-demarcated solid tumor with homogeneous or heterogeneous echo-texture.
Differential diagnosis of juvenile gigantomastia includes fibroadenomas, cystosarcoma
phylloides, gravid hypertrophy of the breast, breast hypertrophy secondary to endocrine disorders, pseudogigantomastia associated with obesity, and malignant tumors such as lymphomas and sarcomas (11).
A variety of terms have been used to describe these tumors, the most common being cystosarcoma
phyllodes, cellular fibroadenoma, and juvenile fibroadenoma.
Jones, "Immunohistochemical profile of cystosarcoma
phyllodes of the breast: a study of 23 cases," Breast Journal, vol.
El termino original de Cystosarcoma
Phyllodes fue acunado por Johannes Muller en 1838 para denominar un tumor que macroscopicamente tenia la apariencia de la carne de pescado (2).
phylloides of the breast: histologic features, How cytometric analysis, & clinical correlation Mod.
Virginal hypertrophy, giant fibroadenoma, and cystosarcoma
phyllodes are the important differential diagnoses to be considered when one encounters a large breast mass.
They may arise within a cystosarcoma
, or independently from mammary adipose tissue.
phyllodes, also called phyllodes tumor, can likewise cause a rapidly growing large mass in adolescents that also warrants removal.