By Peter A. J. Holst M.D., Ph.D. (auth.)

Birdkeeping is changing into more and more renowned, yet might it threaten solid wellbeing and fitness? This publication discusses the evi- dence suggesting that protecting puppy birds is a robust possibility issue for lung melanoma. Its relation to a couple of different endpoints, together with loss of life earlier than age 60 and spontaneous abortion, is usually tested. moreover, the publication appears on the ailments that may be transmitted from birds to guy - a reasonably unknown box often medication. for example, birds are a resource of airborne debris which can reason allergies in people. those that hold birds as pets are likely to have the next prevalence of shortness of breath, colds, sore throats and different flu-like signs than these in families with no birds. The facts awarded during this ebook is the results of a ten-year common perform survey. a few strategies for destiny study are given.

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Damaged lung macrophages and their contents reach the colon and rectum by secondary ingestion. Chlamydiae for instance are toxic to macrophages and leucocytes because of the lipopolysaccharides in their capsules and they survive in the cells of the immune system. Thus chlamydiae destroy many lung macrophages during phagocytosis and reach the mucosa of the rectum in dead macrophages. Infection with chlamydiae or other microorganisms could lead to persistent intraepithelial infections here. Bird keepers have a higher incidence rate of enteritis and both the number of bird keepers and the incidence rate of rectal cancer are highest in the lower social classes.

Inhalation of house dust and allergens. 3 Allergic Asthma Disease Manifestations. Both early and delayed asthmatic reactions are seen as allergic responses to household dust, mould spores, and excreta of mites and birds. (Meyer and Eddie 1960; Muller et al. 1987; Pelikan et al. 1983). Bar~Sela et al. (1984) studied ten male and six female chicken breeders between the ages of 11 and 47 years who had complained of allergic rhinitis and/or allergic asthma following exposure to bird excreta. The controls were 16 allergic patient, matched by age and sex, who had not been exposed to bird excreta and 12 veterinarians who were free of complaints.

Although there was a clear tendency for dog keepers and, in males, cat keepers, to be more often smokers than average, no such tendency was seen for bird keepers. 5 shows some increase over the study period in the percentage of the practice who kept birds and cats, with little evidence of a trend for dogs and rodents. National data also show an increase in animal ownership over his period. 3. 4. Age-standardized percentages of smokers by pet keeping in 1981 a Sex Bird keeper Dog keeper Cat keeper Rodent keeper Any pets No pets Whole population Male Female 48 27 56 38 57 32 50 22 47 32 40 29 44 31 aStandardized to the sex-specific age distribution of those aged 10 years or over.

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