Resumen

MAY G, Evelyn et al. METALOSIS POR TITANIO. DIAGNOSTICO DIFERENCIAL DE MASA DE COMPARTIMIENTO ILIOPSOAS: CASO CLINICO. Rev. chil. radiol. [online]. 2002, vol.8, n.4, pp. 182-184. ISSN 0717-9308.  doi: 10.4067/S0717-93082002000400008.

An 52 year-old female patient with right hip joint Tuberculosis, received a Titanium total joint arthroplasty in 1991. Eleven years later, she presented low extremity swelling and inguinal mass, which was studied with ultrasound and computed tomography. The main differential diagnosis was an iliopsoas sarcoma, so an ultrasound-guided biopsy was performed. The result was Titanium particle debris. The lesion was removed, but it recurred, so that joint replacement was required. Joint Titanium particle wear debris a condition due to particle releaseis as an arthroplasty complication. When its clinical manifestation is a pelvic mass, the main differential diagnoses include tumors and granulomatous disease. Both clinical manifestations and the radiology are variable. This pathology in patient with hip joint Titanium arthroplasty must be consided

Palabras clave : Hip joint arthroplasty; Particle wear debris; Pelvic mass; Titanium prosthesis.