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Biomedical subjects

H M Stevenson

Publications and source records attributed to H M Stevenson.

28 records · Page 2Linked to original sources

Survival with residual tumor on the bronchial margin after resection for bronchogenic carcinoma.

Sixty-four (14.7 percent) of 434 consecutive patients having pulmonary resection for bronchogenic carcinoma were found to have microscopic residual tumor on the cut margins of the resected specimens. These subjects were further subdivided histologically into those with direct extension of the tumor (34 patients), lymphatic permeation (14 patients), clumps of cancer cells in parabronchial tissues (six patients), and the presence of carcinoma in situ change (10 patients). Bronchopleural fistulas developed in eight (12.5 percent) of 64 patients. The operative mortality rate was 15.6 percent, with four of the deaths occurring as the result of bronchopleural fistulas. Thirty-two patients (50 percent) survived 1 year, 21 (32.8 percent) survived 3 years, and 15 (23.4 percent) lived for 5 years or more. The patients with tumor in the submucosal and peribronchial lymphatics had the worst prognosis. 78.6 percent having died within 1 year and the remainder within 3 years. All 5-year survivors were men with squamous cell carcinoma and had relatively small tumors (mean diameter 2.9 cm). No direct relationship between the length of the resected bronchial stump and survival could be established; a short stump did not preclude long survival. The possible factors involved in the relatively high 5 year survival rate in this group of patients and the therapeutic implications of these factors are discussed.

Adenocarcinoma↗

A review of 158 gunshot wounds to the chest.

One hundred and fifty-eight gunshot wounds to the chest treated at the Royal Victoria Hospital, Belfast, between August 1969 and July 1976 are reviewed. The place of open operation in the treatment is discussed.

Female↗

Bureaucratic logic in new social movement clothing: the limits of health promotion research.

This paper discusses theoretical, methodological and political problems in the field of health promotion research. It argues that these problems result from a partial and contradictory appropriation of the discourse of new social movements. Politically, the health promotion movement is largely confined within the state, rather than the expression of a social movement against the state. The direction of health promotion research and policy is, therefore, caught in the bureaucratic logic of "trapped administrators", and results in contradictory emphases on problems like the development of "health promotion indicators", which show little result in informing a broader but coherent conceptualization of health, let alone in effecting change in health policy and outcomes. Such political problems reflect parallel confusions about theory and methodology. Theoretically, the field relies heavily on a critique of bio-medical science, but fails to move beyond a rhetorical outline of an alternative to systematic arguments about what promotes health. In this regard, the literature on health promotion remains unaware of important conceptual developments in the social sciences, relies on imprecise specifications of major constructs like community empowerment, and has no conception of the state. Methodologically, the literature is influenced by contradictory epistemological tendencies which reflect a positivist inspiration (as in the search for indicators) and an anti-positivist emphasis on agency and social change through the collective action and the discursive reconstitution of social identity, value and meaning. In regard to these questions, this paper is critical of observers who suggest that the way ahead is to embrace post-modern research strategies.(ABSTRACT TRUNCATED AT 250 WORDS)

Canada↗