[Scintigraphy in preparation for revision alloplasty of the hip joint].

The author presents an account of the development of scintigraphic methods in the detection of inflammatory processes of the musculoskeletal system. The original method used in vitro 111In labelled separated leucocytes. It was improved by the possibility to label leucocytes by means of HMPAO 99mTc. In vivo leucocytes can be labelled by means of monoclonal antibodies. Nanocolloid offers similar possibilities as regards use and gives a good yield. Its use is simple and the preparation is available. Scintigraphy with nanocolloid must be considered nowadays the first scintigraphic method used when an inflammatory process is suspected, in particular of the extremities. Scintigraphy with nanocolloid can differentiate in planned revision alloplasty septic and aseptic loosening. The mentioned finding can be used for planning, implementation and ensuring the operation. The author was able, in collaboration with the department of nuclear medicine, to test scintigraphy with nanocolloid in five patients with complains after alloplasty of obscure origin. Patients' data are listed in table a and two cases are discussed in more details.