Reviewers: Mandolin Ziadie, M.D. (see Reviewers page)
Revised: 29 November 2011, last major update November 2011
Copyright: (c) 2003-2011, PathologyOutlines.com, Inc.
● Metastatic involvement of placenta by maternal or fetal tumors
● Most common metastatic maternal tumors are melanoma (Arch Pathol Lab Med 1997;121:508), breast carcinoma, small cell carcinoma of lung (Arch Pathol Lab Med 1989;113:556)
● Metastatic fetal tumors are extremely rare, but case reports include adenoid cystic carcinoma of trachea (Hum Pathol 1989;20:193), hepatoblastoma, melanoma, neuroblastoma (Arch Pathol Lab Med 1997;121:741), rhabdoid tumor
End of Placenta > Non-trophoblastic neoplasms > Metastases
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