Aşılı kazak öğrencilerin kaldığı yatılı okulda kızamık salgını

Background and Design.- Measles outbreaks are being reported from vaccinated populations. This study was carried out in vaccinated Kazak students' dormitory in Istanbul. Results.- All of the 87 students in the school were male and the mean age was 18.2. (12-25) We diagnosed measles in 13 (15%) students. The mean ag ofthe patients was 17.5. (12-22) The mean ages of the patients and the healthy ones were statistically similar. Eleven patients (85%) were positive for measles IgM. All healtly students except for two were positive for measles IgG. Conclusion.- These findigs indicate that the meas-les outbreak in this mostly vaccination population has occurred among nonimmune students and it is not due to decreased immunity after vaccination.