JUXTACORTICAL OSTEOSARCOMA: CLINICAL EVOLUTION AND DEDIFFERENTIATION RELATED FACTORS.

Dan Carai Maia Viola Allan Silva Rocha Bernardo Lopes Crisostomo Jairo Greco Garcia Marcelo DE Toledo Petrilli Marcos Korukian

Published in: Acta ortopedica brasileira (2022)

Age, sex, and the tumor size were not directly related to the dedifferentiation from parosteal osteosarcoma to high-grade osteosarcoma. The most aggressive clinical evolution - presence of local recurrences and metastasis - in parosteal osteosarcoma occurred in tumors with dedifferentiation, however, we cannot associate each other as cause and effect, but as related factors.

Keyphrases

high grade
low grade
drug induced