An outbreak of acute nonbacterial gastroenteritis in a nursing home. Demonstration of person-to-person transmission by temporal clustering of cases.

An outbreak of acute nonbacterial gastroenteritis occurred among residents and staff in a nursing home in Baltimore, Maryland, in December 1980. A total of 101 residents and 69 staff members were surveyed by questionnaire. The attack rate (defined as acute onset of vomiting or two or more loose stools per 24 hours) was 46% in each group.

Salmonella dublin infections in the United States, 1979-1980.

Human isolates of Salmonella dublin were reported to the Centers for Disease Control, Atlanta, 103 times in 1980, as isolation rate nearly twice that reported in 1979. In 1979 and 1980 S. dublin was isolated predominantly in the western United States, frequently from males (60% of the total), from adults older than 40 years of age (55%), and from blood (37%).

[Melorheostosis in adults. Apropos of 2 cases, 1 of them treated with diphosphonate (EHDP)].

The authors report two cases of melorheostosis discovered in adults because of fairly intense pain and deformation of the affected limb. The radiological appearances were typical. Isotope bone scintigraphy showed strong hyperfixation in the affected bones.