1. Endoscopic Resection of Gouty Tophus of the Patellar Tendon
Tun Hing Lui, M.B.B.S.(HK), F.R.C.S.(Edin), F.H.K.A.M., F.H.K.C.O.S. 
Arthroscopy Techniques 
Volume 4, Issue 4, Pages e379-e382 (August 2015)
DOI: /j.eats
Copyright © 2015 Arthroscopy Association of North America Terms and Conditions

2. Fig 1
Clinical photographs show a tophus (arrows) at the tibial tuberosity that is painful on kneeling or contusion.
Arthroscopy Techniques 2015 4, e379-e382DOI: ( /j.eats )
Copyright © 2015 Arthroscopy Association of North America Terms and Conditions

3. Fig 2
Magnetic resonance imaging of the illustrated case shows lower patellar tendinosis associated with prepatellar soft-tissue thickening and T2 hyperintense change, which suggests prepatellar bursa thickening. These findings help the surgeon to understand the extent and location of the lesion and plan the endoscopic surgical procedure.
Arthroscopy Techniques 2015 4, e379-e382DOI: ( /j.eats )
Copyright © 2015 Arthroscopy Association of North America Terms and Conditions