17-year-old male with right elbow pain and lucent lesion in the capitellum seen on radiograph LIGAMENTS: No significant abnormality noted.TENDONS: No significant abnormality noted.ARTICULAR SURFACES AND BONE: Articular cartilage defect in the mid to anterior capitellum with underlying increased T2 marrow signal. Incidental note is made of a pseudodefect in the posterior aspect of the patella, normal variant.SURROUNDING STRUCTURES: No significant abnormality noted.ADDITIONAL
Articular cartilage defect in the mid to anterior capitellum likely represents an osteochondral defect. Small joint effusion.