Question

the longitudinal location of an aggressive lesion in bone can help with determining a most likely diagnosis from a differential list. select the two true statements below
please select your answer...
multiple answers can be selected
a ewing sarcoma is most commonly diaphyseal
b ewing sarcoma is most commonly metaphyseal
c osteosarcoma is most commonly diaphyseal
d osteosarcoma is most commonly metaphyseal

Explanation:

Ewing sarcoma typically arises in the diaphyseal (shaft) portion of long bones. Osteosarcoma, the most common primary bone cancer, most frequently occurs in the metaphyseal (end, near growth plate) region of long bones.

Answer:

A. Ewing sarcoma is most commonly diaphyseal
D. Osteosarcoma is most commonly metaphyseal