Periosteal chondrosarcoma: a case report and review of the literature.

Periosteal chondrosarcoma occurs predominantly in the long tubular bones. The long-term survival rate is better and there are fewer local recurrences than with central chondrosarcoma. A case of periosteal chondrosarcoma is reported with a review of the literature.

Femoral lengthening by callus distraction and cortical apposition (Z-osteotomy).

Nine patients underwent femoral lengthening by callus distraction with cortical apposition (Z-osteotomy). The average amount of lengthening was 4.8 cm (range, 2.

Pyogenic sacroiliitis in children.

Clinical findings, roentgenograms, computed axial tomography (CT scan), radionuclide studies, and management are reviewed in seven children with pyogenic sacroiliitis (PS). High suspicion and complete examination of the pelvis and sacroiliac (SI) joint, including flexion, abduction, external rotation, and extension (FABERE) test, are essential for diagnosis. Although initial roentgenograms may be negative, CT scan will show changes indicating involvement of the SI joint.

Foreign-body osteitis of the metacarpal bone.

Foreign-body granulomas in the hand can appear secondary to an unrecognized foreign material. In a six-year-old boy, an extensive sterile osteitis of the second metacarpal bone appeared adjacent to a wood splinter.