ePlasty: Vol. 19
Appearances and Evolution of a Recurrent Nora's Lesion of the Hand
Ingrid Salna, MD, BSc, Nicholas Solanki, MBBS, and Timothy Proudman, MBBS, FRACS

Correspondence: ingrid.salna@gmail.com.
Keywords: Nora's lesion, bizarre parosteal osteochondromatous proliferation (BPOP), hand tumour, myositis ossificans

The Queen Elizabeth Hospital, Woodville South, South Australia, Australia

CASE DESCRIPTION

The case is of a 35-year-old right-hand-dominant man who worked in an office. He was a nonsmoker and had no significant medical comorbidities. He was referred with a lump on his left index finger several months following a simple laceration to the area from broken glass. The lump had been progressively enlarging, associated with tenderness and reduced finger flexion secondary to its size. The radiograph (Fig 1) showed soft-tissue prominence with a mostly radiolucent lesion with peripheral calcification volar to the base of the middle phalanx. On ultrasound scan, a relatively well-circumscribed mass was demonstrated with peripheral calcification just lateral to the flexor tendons measuring 14 × 7 × 13 mm. He subsequently underwent exploration in theater, where an encapsulated calcium-filled mass adherent to the middle phalanx and the A3 pulley was encountered. Histology revealed a benign cartilaginous proliferation in keeping with a soft-tissue chondroma. A diagnosis of Nora's lesion was considered b .......