[Biological tests in the hospital and human rights: concerning HIV serology]

The spreading of a new pathology, highly involved in the medical and psychological fields, A.I.D.S., combined with the present biological achievements make the different hospital services face many ethical problems. Following the various stages in the making of H.I.V. serologies, the authors intend to describe behaviours, practicing, and new regulations which allow the patients' rights to be held in greater respect.