MasayoshiKanisawaand Henry

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The purpose of this prospective, randomized, double-blind, placebo-controlled study was to determine the effect of penicillin on postoperative pain and swelling in symptomatic necrotic teeth. Forty-one emergency patients participated and each had a clinical diagnosis of a symptomatic necrotic tooth with associated periapical radiolucency. After endodontic(More)
Rats numbering 830 provided with a diet low in many trace elements and raised in an environment relatively free from con tamination were given small amounts (5 ppm) of arsenite, germanate, stannous, chromic, cadmium, or lead ions in drink ing water for their lifetimes. Mice numbering 540 taking the same diet were given 5 ppm of zirconium, antimony or(More)
The authors describe a major pancreatic lipomatous infiltration, causing a "pseudo-hypertrophy" of the pancreas, in a 70-year-old man. This lesion was responsible of a hyperechogenic area at ultrasonography and of an empty pancreatic bed ("vanishing pancreas") at computed tomography, suggesting lipomatosis. This entity is a special modality of senescence of(More)
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