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Two patients were infected with the hepatitis C virus (HCV) when they received a colonoscopy with instruments that were not properly sterilized. They were a 55-year-old man and his 54-year-old wife, both of whom received the colonoscopy because they had a family history of colon cancer. About 7 months later, they developed hepatitis and tested positive for HCV. A 42-year-old woman known to be HCV-positive had received a colonoscopy on the same day. An investigation revealed that the colonoscopy equipment had not been properly sterilized. All three patients were infected with the same viral isolate.

We report the case of ulceration of the anterior chest region in a non BCG vaccinated adolescent. Tuberculosis confirmations has been made by the isolation of M. tuberculosis from the pus culture in Löwenstein-Jensen medium. Topography and chronology of the clinical manifestations argue in favour of scrofuloderma. For technical reasons, we were not able to distinguish scrofuloderma from the gum. The use of the single standard regime of tuberculosis treatment according to the immunological status has provided a healing of skin injury in children living with HIV. In addition, this observation emphasises the medical interest to implement systematic vaccination against tuberculosis and to ensure effective control of the disease, particularly in orphans., (Le comitée de rédaction se réserve le droit de revoyer aux auteurs avant toute soumission à l'avis des lecteurs les manuscrits qui ne seraient pas conformes à ces modalités de présentation. En outre il leur conseille de sonserver un examplaire du manuscrit, des figures et des tableaux.)