although the possible role of the growth plate subjacent to the irradiated perichondrial groove must be taken into account , the continuity between the perichondrial groove and the osteochondroma , which is separated from the growth plate by the periosteal ring ( bone bark ) , suggests that the perichondrial groove was involved in osteochondroma-like lesion development .
C0262950
bone
C0029423
osteochondroma