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Biomedical subjects

C Foley-Nolan

Publications and source records attributed to C Foley-Nolan.

5 recordsLinked to original sources

Continued raw milk consumption on farms: why?

The potential dangers associated with drinking unpasteurized milk have been highlighted over recent years. Nevertheless, the vast majority of Irish farming families persist in the practice. This qualitative study was undertaken to ascertain the reasons why. It was found that farmers generally believe their milk to be risk free on the basis of 'routine' test results. They also believe it to be of better quality than pasteurised milk, in addition to being the cheaper option. Adherence to tradition is another factor. The targeting of a more informed, credible public health message which takes account of commonly held, and understandable, views among the farming community is proposed.

Agriculture↗

Survey of immunity to measles in schoolchildren in Cork.

Surveillance of measles in the Republic of Ireland has relied until now on notifications of clinically diagnosed infections and a manual system for monitoring coverage. In the light of a measles epidemic predicted in the United Kingdom in 1995, it was considered timely to review the epidemiology of measles and obtain baseline seroepidemiological data on measles immunity in Cork City in the Republic of Ireland. The age specific prevalence of measles IgG in saliva from 2000 schoolchildren aged 5 to 15 years was determined. The study also compared susceptibility rates in children with and without a history of measles vaccination or infection. Histories provided by parents were found to be unreliable in informing vaccination practice, as 79 of the 102 seronegative children would have been classified as immune. The proportion of children immune to measles, as gauged by seropositivity, was 91.9% in children aged 5 to 10 years and 95.8% in 11 to 15 year olds. The implications of the study results are discussed in relation to future prevention and control strategies.

Adolescent↗

Meningococcus: a menace in Cork?

A review of laboratory isolates and notifications of meningococcal disease in the Cork area was conducted for the period 1989-93. The study aimed to describe the epidemiology of meningococcal disease in the area. The incidence of meningococcal disease is high in the Cork area and has been increasing since 1991 with a peak incidence of laboratory confirmed cases of 6.5 per 100,000 in 1993. In the five year review period 113 notifications of meningococcal disease were identified of which 61 (54%) were laboratory confirmed and 52 (46%) were clinically diagnosed only. All laboratory confirmed cases had been notified to the local Director of Community Care/Medical Officer of Health. Group C organisms comprised two-thirds of isolates in 1992 and 1993. Comparison of regional and national incidence rates must be based on laboratory confirmed cases as the criteria for diagnosis and completeness of notifications may vary. A National Infectious Disease Surveillance Centre is vital for monitoring trends and for the coordinated development of a national policy on control and prevention of meningococcal disease.

Age Distribution↗

United front--veterinary and medical collaboration.

Four cases of concomitant animal and human Salmonellosis were investigated. Liaison took place between veterinary, public health medical and environmental health professionals. An epidemiological association between veterinary and medical disease outbreaks was established following cases in a dairy unit, a poultry unit, a calf rearing unit and one pig and dairy unit (on the same farm). In three cases clinical disease in animals preceded clinical disease in humans while in the fourth case, the poultry unit, salmonella isolations from poultry carcasses coincided with clinical salmonellosis in a human working with the live poultry. Important epidemiological factors are identified. The problems of delay in seeking veterinary advice, compartmentalisation of veterinary and medical practices, and the benefits of direct collaboration between veterinary and medical professionals in the event of a diagnosis of salmonellosis in animals and/or humans are highlighted. A collaborative reporting and liaison model is proposed.

Adolescent↗