<p>Foreword.- Preface.- SECTION I: ETIOPATHOGENIC BASES AND THERAPEUTIC IMPLICATIONS.- Background. Patellofemoral malaligment vs Tissue homeostasis. Myths and truths about patellofemoral disease.- Pathogenesis of anterior knee pain and patellar instability. What have we learned from realignment surgery?.- Biological causes of anterior knee pain.- In search of the etiology of anterior knee pain.- Biomechanics of the patellofemoral joint. Implications in the genesis of pain and instability.- Anatomy of patellar dislocation.- Evaluation of the patient with anterior knee pain and patellar instability.- Influence of psycological factors on pain and dissability in patellofemoral pain syndrome.- Uncommon causes of anterior knee pain.- Risk factors and prevention of anterior knee pain.- Conservative treatment of athletes with anterior knee pain: science, classical and new ideas.- Conservative management of anterior knee pain: the McConnell program.- Squeletal malalignment and anterior knee pain. Rationale, diagnosis and management.- Patellar tendinopathy: Where does the pain come from?.- Pathophysiology of patellofemoral arthritis.- Prevention of anterior knee pain after anterior cruciate ligament reconstruction.- Donor-site morbidity after anterior cruciate ligament reconstruction using autografts.- SECTION II: EMERGING TECHNOLOGIES FOR INVESTIGATING PATELLOFEMORAL JOINT.- Computational modeling for investigating patellofemoral joint. Clinical relevance.- Kinetic and kinematic analysis in evaluating patellofemoral disorders.- SECTION III: CLINICAL CASES COMMENTED.- Complicated cases studies.- Failure of patellofemoral surgery. Analysis of clinical cases.- Neuromatous knee pain: Evaluation and management.- Posterior knee pain referred from the patellofemoral joint.- SECTION IV: SURGICAL TECHNIQUES.- Reconstruction of the medial patellofemoral ligament.- Reconstruction of the medial patellofemoral ligament.- Reconstruction of the lateral patellofemoral ligament.-Reconstruction of the lateral patellofemoral ligament.- Rotational osteotomy.- Trochleoplasty.- Osteotomies in patella baja / patella alta.- Arthroscopic patellar release for the treatment of patellar tendinopathy.- Anteromedial tibial tubercle osteotomy (Fulkerson osteotomy).- Autologous chondrocyte implantation.-Patellofemoral arthroplasty: Pearls and pitfalls.- EPILOGUE.</p>