ecchondroma

{{Infobox medical condition (new)

| name = Ecchondroma

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| pronounce = ek-on-droh-muh

| field = oncology

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An ecchondroma is a subtype of chondroma that occurs within the subperiosteal layer.{{DorlandsDict|two/000020708|chondroma}} The term used to describe its growth is "ecchondrosis".{{DorlandsDict|nine/000952247|ecchondroma}}