19 March 2025
: Case report 
Bilateral Knee Synovial Chondromatosis in a 2-Year-Old Girl: First Reported Case and Literature Review
Challenging differential diagnosis, Rare disease
Ana Paula Fernandes Barbosa ABDE 1,2, Paulyana Fernandes Barbosa Quintino ABDE 1,3, Hermann Fernandes Motta Camara BEF 4, Pedro Henrique Laurindo dos Anjos BEF 4, Arthur Castro Guimaraes
BEF 4, Eloisio Barbosa Lopes Neto ABDF 5, Maria Eugenia Leite Duarte ADEF 6*
DOI: 10.12659/AJCR.945921
Am J Case Rep 2025; 26:e945921
Figure 1. Cartilaginous loose bodies in primary synovial chondromatosis. (A) The intraoperative image illustrates numerous tiny cartilaginous nodules removed from the right knee joint space. (B) Gross examination reveals that the formalin-fixed nodules have smooth surfaces and exhibit elastic consistency.