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Biomedical subjects

A Pagés

Publications and source records attributed to A Pagés.

5 recordsLinked to original sources

Factors affecting the seroprevalence of Toxoplasma gondii infection in wild rabbits (Oryctolagus cuniculus) from Spain.

Sera from 456 wild rabbits (Oryctolagus cuniculus) collected between 1992 and 2003 from five geographical regions of Spain were examined for antibodies to Toxoplasma gondii by the modified agglutination test. Antibodies to T. gondii were found in 65 (14.2%) wild rabbits. Prevalence of infection was significantly higher in samples collected from wild rabbits from Catalonia, northeast Spain (53.8%), where rabbits lived in forest, compared to other areas (Huelva and Cádiz, Andalucía, south Spain; Toledo, Castilla-La Mancha, central Spain; and Zaragoza, Aragón, northeast Spain) with more dry conditions, where prevalence ranged from 6.1 to 14.6%. No differences were observed on prevalence and age (young animals <7 months of age compared to older animals), sex, date of samples collection or season of samples collection. The results indicate that prevalence of T. gondii in some areas of Spain is high, and this finding could have environmental and/or public health implications if wild rabbits are to be used as a source of food.

Age Factors↗

[Eosinophilic gastroenteritis in 2 child].

A boy aged 12 years is described who had eosinophilic gastroenteritis, a rare condition in childhood and one that is difficult to diagnose. Eosinophilia in the peripheral blood is a useful diagnostic clue. Although the histological appearances suggest an allergic process, the aetiology is unknown.

Child↗

[Anatomical and histological approach to the radioraphic appearance of the breast (author's transl)].

The authors present first correlations between histology, anatomy and serial radiography of the breast, in order to establish a new understanding of the mammographic picture, with respect to the tridimensional histological structures. Several essential points are considered: - Mammographic pictures only show fibrous, connecting and fatty tissues. The epithelium of the galactophores is not shown, because of its low radio-opacity. Mammographic densities are due above all to fibrous connecting tissue, which has a high percentage of water. Benign or malignant breast tumors present with a proliferation of epithelium and connecting tissue, but only connecting tissue, more or less hydrated is shown on the mammographic picture. Many mammographic patterns are related to various superimposed fibrous strands, appearing as pseudotumoral opacities. The benign or malignant tumoral opacities are hidden or modified by multiple superimposed adjacent structures. - The mammographic patterns is related to the degree of hydratation and components of the connecting tissue.

Adolescent↗