Difficulty straightening the knee
Possible conditions
Cyclops Lesion Genes and Biomarkers: 5 Genes and 6 Biomarkers to Track
If you've undergone ACL reconstruction and still can't fully extend your knee weeks after surgery — despite doing the physical therapy, following the protocol, and doing everything right — you may be dealing with a cyclops lesion.
Mucoid Degeneration of ACL — 4 Genes And 6 Biomarkers To Track
If your MRI report mentions mucoid degeneration of the ACL and you've been sent home with a referral for physiotherapy and little else, you're not alone in feeling like the explanation was incomplete.
Anterior Interval Scarring: 6 Genes And 7 Biomarkers To Track
If you have been dealing with anterior interval scarring — whether following ACL reconstruction, a tibial plateau fracture repair, or another knee procedure — you already know that the frustration is not just physical.
Flexion Contracture of the Knee: 6 Genes and 7 Biomarkers to Track
Living with a knee that will not fully straighten changes more than your range of motion. It reshapes how you walk, how you sleep, how you climb stairs, and eventually how you think about your own body.
Congenital Contractural Arachnodactyly - 5 Genes And 6 Biomarkers To Track
Living with congenital contractural arachnodactyly — or CCA, sometimes called Beals syndrome — means navigating a condition that most physicians have never seen in clinical practice. The joint contractures, the elongated limbs, the curved spine, the unusually shaped ears: each of these features has a precise biological origin, rooted in a single gene and an entire signaling cascade that affects how your body builds and maintains its connective tissue framework.