Ann Dermatol.  2016 Aug;28(4):495-496. 10.5021/ad.2016.28.4.495.

Fibro-Osseous Pseudotumor of the Digit: A Diagnostic Pitfall of Extraskeletal Osteosarcoma

• Choi KH
• You JS
• Huh JW
• Jeong YI
• Kim MS
• Jue MS
• Park HJ

• KMID: 2344822
• DOI: http://doi.org/10.5021/ad.2016.28.4.495

Abstract

No abstract available.

MeSH Terms

Osteosarcoma*

Figure

• 

  Fig. 1 Painful, skin-colored, solitary mass on the left thumb. (A) Lateral view, (B) palmar side view.

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  Fig. 2 (A) Scanning view demonstrating the subcutaneous trabecular mass (H&E, ×1), (B) osteoid formation surrounded by fibrotic band with trabecular margin and calcified foci (H&E, ×40), (C) multi-nucleated osteoclast (black arrow) and a few of mitotic cells (red arrows; H&E, ×400), (D) biphasic immature pattern of spindle cellular portion and bony portion, and cells having an irregular size and atypical nucleus (H&E, ×400).

Reference

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