title: A variant of patellar clunk syndrome after bilateral total knee arthroplasty: clinical manifestations and arthroscopic images.
authors.affiliation: Department of Orthopaedic Surgery, National University of Singapore, Singapore.
authors.forename: Evan Yu Ze
authors.initials: EY
authors.lastname: Teo
authors.forename: Chia-Liang
authors.initials: CL
authors.lastname: Ang
authors.forename: Sathappan S
authors.initials: SS
authors.lastname: Sathappan
mesh_terms: D019645:Arthroplasty, Replacement, Knee / Q000295:instrumentation; D001182:Arthroscopy; D017439:Cicatrix, Hypertrophic / Q000175:diagnosis* / Q000209:etiology / Q000503:physiopathology; D006801:Humans; D007720:Knee Prosthesis; D008297:Male; D008875:Middle Aged; D010329:Patella / Q000000981:diagnostic imaging / Q000473:pathology / Q000503:physiopathology*; D011183:Postoperative Complications / Q000175:diagnosis* / Q000503:physiopathology; D011859:Radiography; D013577:Syndrome