Osseous metaplasia, abbreviated in OM, is the formation of benign bone in an abnormal location.
Images
Osseous metaplasia in clear cell tubulopapillary RCC -- extremely low mag.jpg
OM in CCTPRCC - extremely low mag.
OM in CCTPRCC - very low mag.
OM in CCTPRCC - intermed. mag.
OM in CCTPRCC - high mag.
See also