Presentation
Knee pain after ACL reconstruction
Patient Data
Age: 20 years
Gender: Male
From the case:
Cyclops lesion
Sagittal PD

ACL reconstruction demonstrated with secondary ligamentization of the graft.
Prominent scarring anterior to the ACL graft projecting into the inferior aspect of Hoffa's fat pad. This measures 2.7 x 1.5 x 2.1 cm in size.
Also notice the swelling of patellar articular cartilage (chondromalacia patella)
Case Discussion
Post operative scarring related to ACL repair which compatible with cyclops lesion (also known as localized anterior arthrofibrosis).