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Biomedical subjects

H Oeser

Publications and source records attributed to H Oeser.

At least 37 records · Page 2Linked to original sources

[Whole body computer tomography: principle-purpose - requirements (author's transl)].

After explaining the principle of whole body computer tomography the field of indication is outlined with reference to some of our own experiences. Up to now, it has proved its value in the following indications: preoperative diagnosis, supplementing pulmonary radiodiagnosis, substitution of invasive diagnostic procedures in mediastinal diseases, clarification of diseases of the abdominal cavity, of space-occupying processes in the kidney, in the true pelvis, and detection of retroperitoneal processes. The financial expenditure for this novel method of investigation is described according to a formula. The cost of given or estimated numerical values show the importance of adequate usage. The added costs for a second personnel shift for an examination rate of more than 7 patients a day are trivial because of the high basic expenditure.

Abdominal Neoplasms↗

[Cancer control (author's transl)].

Evaluation of Success Figures and Incidence Data: The survival rates of patients with esophageal, bronchail and mammary carcinoma were determined at fixed intervals as specific mean values, including the dependence of the standard deviation on the size of the treatment collectives (n = 50, 100, 1000). In addition to the statistical margin of error, the percentage frequency of bronchial and mammary carcinomas and also of leukemia in childhood was calculated in numerical and age groups. The application is demonstrated with examples.

Adolescent↗

[The supposed cancer risk from mammography. Opposition to the assertions (author's transl)].

The view that exposure to diagnostic radiation presents a cancer risk to the female breast should be considered together with the fact that the major factor is ageing of the patient. This risk factor is hidden in experimental and statistical studies on cancer production by exongenous agents; for instance, in studies of radiation effects, it is inherent in the time taken. The assumption that mammography presents a cancer risk is unjustifiable and is denied.

Adolescent↗

[Cancer as a risk of exposure to medicinal radiation (author's transl)].

"Radio-cancer" arises in a tissue or organ damaged by radiation; the ionising rays have caused somatic radiation damage but have not produced cancer. A higher risk of cancer as a sequel to constantly increasing exposure to medicinal radiation has not been demonstrated so far. The statements quoted in the paper are due in particular to faulty comparative evaluations in retrospective surveys and to inadmissible extrapolations of findings after the action of high radiation doses to expected effects with low doses. In addition to radiobiology, and radiophysics, knowledge of oncology and clinical radiology must also be taken into account in future.

Adult↗

[Breast cancer in women as a paradigm for ageing as a hidden syncarcinogenic factor].

In man the application of so-called cancerogenic factors and the latency period of a neoplasm until its manifestation includes the factor of biological ageing. There are in humans relationships between age, localisation and incidence of tumour which can retrospectively appear as syncarcinogenic factors. Using breast carcinoma in women as an example, it is shown that a carcinogenic effect cannot be demonstrated for two of the supposed carcinogenic factors, namely repeated diagnostic radiographic measures and administration of Rauwolfia-alkaloid containing drugs.

Age Factors↗