Primary Orbital Histiocytic Sarcoma in a Child Successfully Treated With Multiagent Chemotherapy.

Histiocytic sarcoma (HS), a malignant proliferation of mature tissue histiocytes presenting with single or multifocal extranodal tumors, is rarely seen in children. Primary orbital HS has never been reported in a child. Disseminated disease to the bone marrow typically has an aggressive course and poor prognosis.

Femoral cementing techniques: current trends in the UK.

Introduction: The results of a survey conducted amongst hip surgeons in Great Britain on the use of bone cement and femoral cementing techniques are reported.

Materials And Methods: A postal questionnaire was sent out to the members of the British Orthopaedic Association for their opinion on cement usage and femoral cementing techniques in primary hip arthroplasty.

Results: A majority of surgeons use high viscosity cement (82%) and cement containing antibiotics (77%).