A recent article published in the prestigious OC magazine confirms the benefits of arthroscopic treatment of meniscal lesions in middle-aged patients. Being the combination of surgical and physiotherapy treatment superior to treatment only with physiotherapy.
References Gauffin H, Tagesson S, Meunier A, et al. Knee arthroscopic surgery is beneficial to middle-aged patients with meniscal symptoms: a prospective, randomised, single-blinded study. Osteoarthritis Cartilage 2014;22:1808-1816.