Homologous Serum Jaundice.
—At a meeting of the Danish Society for Internal Medicine, Dr. Sten Madsen reported an investigation he carried out at the surgical department A of the Bispebjerg Hospital. All the patients who had been admitted to this hospital in 1951 were asked to answer a questionnaire, 4,687 of them being asked if they had suffered from jaundice before or after admission to this hospital. Among the 4,133 who answered, 78 stated that they had been jaundiced since discharge from hospital. After the elimination of gallstones and cancer as possible causes of jaundice, 17 patients whose jaundice could be ascribed to hepatitis remained. Madsen concluded that, among the patients receiving transfusions in 1951, the incidence of hepatitis was 1% for those who received blood from a single donor and 3.4% for those who received dry serum. It was only 0.14% for the patients not receiving transfusions. One of