1. Tophaceous Pseudogout in the Index Finger
Shunpei Hama, MD, Masataka Yasuda, MD, Kenta Minato, MD, Masahiro Miyashita, MD, Takaaki Chikugo, MD 
Journal of Hand Surgery Global Online 
Volume 1, Issue 1, Pages (January 2019)
DOI: /j.jhsg
Copyright © 2018 The Authors Terms and Conditions

2. Figure 1
Preoperative photograph. The tumor was observed on the ulnovolar aspect of the right index finger.
Journal of Hand Surgery Global Online 2019 1, 39-42DOI: ( /j.jhsg )
Copyright © 2018 The Authors Terms and Conditions

3. Figure 2
Plain radiograph showing a tumor shadow on the ulnovolar side of the right index finger.
Journal of Hand Surgery Global Online 2019 1, 39-42DOI: ( /j.jhsg )
Copyright © 2018 The Authors Terms and Conditions

4. Figure 3
Intraoperative photograph. The tumor appeared to have derived from the volar plate and compressed the digital artery and nerve.
Journal of Hand Surgery Global Online 2019 1, 39-42DOI: ( /j.jhsg )
Copyright © 2018 The Authors Terms and Conditions

5. Figure 4 Tumor cutting surface presenting chalky white depositions.
Journal of Hand Surgery Global Online 2019 1, 39-42DOI: ( /j.jhsg )
Copyright © 2018 The Authors Terms and Conditions

6. Figure 5
Histopathology. A Multinodular arrangement of the mass. B Chondroid metaplasia site with rhomboid or even needle-like empty outlines of CPPD crystals (arrowheads) resulting from decalcification. (Hematoxylin-eosin stain, magnifications: A ×20, B, ×400.)
Journal of Hand Surgery Global Online 2019 1, 39-42DOI: ( /j.jhsg )
Copyright © 2018 The Authors Terms and Conditions