Table 3

Key issues of patient selection for UKA

Isolated medial or lateral osteoarthritisKellgren-Lawrence 3–4
Leg alignment (correctable to neutral)MUKA: <15° varus, LUKA: <10° valgus
Fixed flexion deformity<10°
Anterior cruciate ligamentIntact (relative indication)
  • LUKA, lateral UKA; MUKA, medial UKA; UKA, unicompartmental knee arthroplasty.