Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Mesenchymal chondrosarcoma. (A) Mesenchymal chondrosarcoma comprises round, undifferentiated cells and fields of cartilage tissue (asterisk) (A1). Islands of well-differentiated hyaline cartilage (A2). The round cell component could be the only finding in small biopsy material, which is challenging in diagnostics (B). Chondrocytes and the matrix may mimic osteoid disposition (asterisk). Scale bar: 100 μm (A); 20 μm (A1,A2); 50 μm (B).
