title: Z-plasty patellectomy.
mesh_terms: D000328:Adult; D000368:Aged; D005069:Evaluation Studies as Topic; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007592:Joint Diseases / Q000601:surgery*; D008297:Male; D008722:Methods; D008875:Middle Aged; D010003:Osteoarthritis / Q000601:surgery; D010329:Patella / Q000601:surgery*