Potential complications with BTB (patellar tendon) grafts for ACL reconstruction

One of the complications I see occasionally with BTB (patellar tendon) grafts for ACL reconstruction is scarring of the patellar tendon and resulting patella baja.
One of the complications I see occasionally with BTB (patellar tendon) grafts for ACL reconstruction is scarring of the patellar tendon and resulting patella baja.