Urgent warning signs — calf pain or swelling, fever, the knee locking — are one tap away, always.Something feel wrong?Red flags →
AFTER MACI
Evidence / Sources / E135

Della Villa S, Kon E, Filardo G, et al. Does intensive rehabilitation permit early return to sport without compromising the clinical outcome after arthroscopic autologous chondrocyte implantation in highly competitive athletes? AJSM 2010;38(1):68-77. Compares an intensive 4-phase protocol against phase-1-only controls — the nearest thing to a rehabilitation comparison in this literature, and not randomized

Evidence strength 3 of 5
Prospective cohort with control group (level 3) · n = 31 athletes / 34 controls · 5 yr follow-upMACI ITSELFDOI / full text →
Everything on this site that leans on E135 — 0 claims

Nothing cites this source yet — it is part of the vetted evidence base for content still being written.

Population
Hyalograft C (2nd-gen ACI), condyle or trochlea
Selection policy
Sources enter the registry through docs/research — the evidence table records design, population, and size for every entry, and pages cannot cite anything outside it.