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Bizarre parosteal osteochondromatous proliferation of the clavicle

2008; Elsevier BV; Volume: 17; Issue: 4 Linguagem: Inglês

10.1016/j.jse.2007.07.023

1532-6500

Marianna Vlychou, C. L. M. H. Gibbons, Aspasia Rigopoulou, Simon Ostlere, N. A. Athanasou,

Oral and Maxillofacial Pathology

Bizarre parosteal osteochondromatous proliferation (BPOP) is a rare osteocartilaginous lesion of bone composed of a disorganized mixture of cartilage, bone, and fibrous tissue. 1 Abramovici L. Steiner G.C. Bizarre parosteal osteochondromatous proliferation (Nora's lesion): a retrospective study of 12 cases, 2 arising in long bones. Hum Pathol. 2002; 33: 1205-1210 Abstract Full Text Full Text PDF PubMed Scopus (79) Google Scholar , 8 Meneses M.F. Unni K.K. Swee R.G. Bizarre parosteal osteochondromatous proliferation of bone (Nora's lesion). Am J Surg Pathol. 1993; 17: 691-697 Crossref PubMed Scopus (186) Google Scholar , 11 Nora F.E. Dahlin D.C. Beabout J.W. Bizarre parosteal osteochondromatous proliferations of the hands and feet. Am J Surg Pathol. 1983; 7: 245-250 Crossref PubMed Scopus (243) Google Scholar It arises most commonly in the small bones of the hands and feet but also has been reported in other bones, including the long bones of the upper and lower limb. 1 Abramovici L. Steiner G.C. Bizarre parosteal osteochondromatous proliferation (Nora's lesion): a retrospective study of 12 cases, 2 arising in long bones. Hum Pathol. 2002; 33: 1205-1210 Abstract Full Text Full Text PDF PubMed Scopus (79) Google Scholar , 3 Bush J.B. Reith J.D. Meyer M.S. Bizarre parosteal osteochondromatous proliferation of the proximal humerus: case report. Skeletal Radiol. 2007; 36: 535-540 Crossref PubMed Scopus (20) Google Scholar , 5 Cooper P.N. Malcolm A.J. A bizarre parosteal osteochondromatous proliferation of the radius. Histopathology. 1993; 22: 78-80 Crossref PubMed Scopus (28) Google Scholar , 17 Smith N.C. Ellis A.M. McCarthy S. McNaught P. Bizarre parosteal osteochondromatous proliferation: a review of seven cases. Aust N Z J Surg. 1996; 66: 694-697 Crossref PubMed Scopus (41) Google Scholar BPOP is thought to be a reactive lesion, closely related to florid, reactive periostitis, subungual exostosis, and turret exostosis. 6 Dorfman H.D. Czerniak B. Bone tumors. Mosby, St Louis1998 Google Scholar , 19 Unni K.K. Dahlin's bone tumors: general aspects and data on 11,087 cases. Lippincott Williams & Wilkins, Philadelphia1996 Google Scholar , 20 Yuen M. Friedman L. Orr W. Cockshott W.P. Proliferative periosteal processes of phalanges: a unitary hypothesis. Skeletal Radiol. 1992; 21: 301-303 Crossref PubMed Scopus (96) Google Scholar BPOP presents as an exophytic osteocartilaginous outgrowth that arises on the bone surface. Although osteochondromas and other surface cartilage tumors have rarely been reported in the clavicle, 2 Alman B.A. Goldberg M.J. Solitary osteochondroma of the clavicle. J Pediatr Orthop. 1991; 11: 181-183 Crossref PubMed Scopus (13) Google Scholar , 9 Mollano A.V. Hagy M.L. Jones K.B. Buckwalter J.A. Unusual osteochondroma of the medial part of the clavicle causing subclavian vein thrombosis and brachial plexopathy. A case report. J Bone Joint Surg Am. 2004; 86: 2747-2750 PubMed Google Scholar , 15 Smith J. McLachlan D.L. Huvos A.G. Higinbotham N.L. Primary tumors of the clavicle and scapula. Am J Roentgenol Radium Ther Nucl Med. 1975; 124: 113-123 Crossref PubMed Scopus (22) Google Scholar , 16 Smith J. Yuppa F. Watson R.C. Primary tumors and tumor-like lesions of the clavicle. Skeletal Radiol. 1988; 17: 235-246 Crossref PubMed Scopus (66) Google Scholar , 19 Unni K.K. Dahlin's bone tumors: general aspects and data on 11,087 cases. Lippincott Williams & Wilkins, Philadelphia1996 Google Scholar there are no previous reports of BPOP arising in this bone.